Table of Contents
Task B-4 Uses tools and equipment
Task Descriptor
Refrigeration and air conditioning mechanics use and maintain tools and equipment to allow them to perform the tasks of their trade safely and efficiently. Use of tools and equipment includes activities such as inspecting, lubricating, storing and performing repairs. Certification may be required in some jurisdictions to use tools and equipment.
B-4.01 - Uses hand tools
B-4.01 - Uses hand tools
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.01.01P |
select hand tools |
hand tools are selected according to job requirements |
| B-4.01.02P |
inspect hand tools for damage and wear |
hand tools are inspected for damage and wear |
| B-4.01.03P |
maintain hand tools |
hand tools are maintained to ensure proper operation |
| B-4.01.04P |
clean hand tools after use |
hand tools are cleaned, and debris is removed after use to ensure they are clean and rust-free |
| B-4.01.05P |
replace hand tool parts |
hand tool parts are replaced if required |
| B-4.01.06P |
tag and remove defective hand tools from service |
defective hand tools are tagged and removed from service according to job requirements |
| B-4.01.07P |
store hand tools in a clean and dry location |
hand tools are stored in a clean and dry location to ensure they are in operating condition |
Range of Variables
- hand tools include: screwdrivers, wrenches, nut drivers, pliers, hex keys, levels, pipe and tube cutters, pipe and tube benders, flaring tools, pipe and tube reamers, hand oil pumps
- damage includes: dull blades and wheels, cracks, excessive wear
- maintain includes: lubricate, sharpen, tighten, drain
- hand tool parts include: cutting blades, hacksaw blades, O-rings
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.01.01L |
demonstrate knowledge of hand tools, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of hand tools |
| identify types of hand tools and describe their applications and procedures for use |
| describe procedures to store and maintain hand tools |
Range of Variables
- hand tools include: screwdrivers, wrenches, nut drivers, pliers, hex keys, levels, pipe and tube cutters, pipe and tube benders, flaring tools, pipe and tube reamers, hand oil pumps
- maintain includes: lubricate, sharpen, tighten, drain
B-4.02 - Uses portable and stationary power tools
B-4.02 - Uses portable and stationary power tools
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.02.01P |
check batteries, chargers, and oil and fuel levels |
batteries, chargers, and oil and fuel levels are checked to ensure they are in good condition, and batteries are fully charged |
| B-4.02.02P |
inspect portable and stationary power tools for unsafe conditions |
portable and stationary power tools are inspected, and unsafe conditions are identified |
| B-4.02.03P |
inspect portable and stationary power tool parts |
portable and stationary power tool parts are inspected to identify defects, faults and wear |
| B-4.02.04P |
maintain portable and stationary power tools |
portable and stationary power tools are maintained to ensure they are ready for use |
| B-4.02.05P |
replace portable and stationary power tool components |
portable and stationary power tool components are replaced if required |
| B-4.02.06P |
store portable and stationary power tools in clean and dry location |
portable and stationary power tools are stored in clean and dry location to ensure they are in operating condition |
| B-4.02.07P |
tag and remove defective portable and stationary power tools from service |
defective portable and stationary power tools are tagged and removed from service according to manufacturers’ recommendations and company policies |
Range of Variables
- portable and stationary power tools include: pneumatic, electric, hydraulic, gas, generators
- unsafe conditions include: missing parts, defective or missing guards, unsafe power cords
- portable and stationary power tool parts include: cutting blades, bits, dies, drill chucks
- maintain includes: lubricate, sharpen, tighten, drain
- portable and stationary power tool components include: drill bits, batteries and chargers, electric motor brushes, cutting discs
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.02.01L |
demonstrate knowledge of portable and stationary power tools, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of portable and stationary power tools |
| identify types of portable and stationary power tools and describe their applications and procedures for use |
| describe procedures to store and maintain portable and stationary power tools |
Range of Variables
- portable and stationary power tools include: pneumatic, electric, hydraulic, gas, generators
- maintain includes: lubricate, sharpen, tighten, drain
B-4.03 - Uses piping and tubing connecting tools and equipment
B-4.03 - Uses piping and tubing connecting tools and equipment
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.03.01P |
select piping and tubing connecting tools and equipment |
piping and tubing connecting tools and equipment are selected according to job requirements |
| B-4.03.02P |
inspect regulators, valves and flashback arresters hoses, torch tips and O-rings for defects |
regulators, valves, flashback arresters, hoses, torch tips and O-rings are inspected for defects |
| B-4.03.03P |
inspect cylinders |
cylinders are inspected for capacity, thread and valve damage to prevent leakage and fire |
| B-4.03.04P |
verify certification of cylinders |
certification of cylinders is verified according to Transport Canada |
| B-4.03.05P |
store cylinders in secure, upright position, within rated temperatures |
cylinders are stored in secure, upright and vented position, within rated temperatures, and according to regulations |
| B-4.03.06P |
tag and remove defective piping and tubing connecting tools and equipment from service |
defective piping and tubing connecting tools and equipment are tagged and removed from service |
| B-4.03.07P |
purge nitrogen to prevent contamination using flowmeter |
flowmeter is used to purge nitrogen and prevent contamination |
| B-4.03.08P |
select mechanical fittings |
mechanical fittings are selected according to job requirements |
| B-4.03.09P |
inspect mechanical fittings |
mechanical fittings are checked for defects |
Range of Variables
- piping and tubing connecting tools and equipment include: brazing equipment, mechanical connections, mechanical press and dyes, threading tools, welding equipment
- defects include: cracks, loose connections, discolouration, excessive wear, leakage, damaged components
- regulations include: WHMIS procedures, OHS, TDG, Mechanical Refrigeration Code (CSA B52)
- mechanical fittings include: press, compression, threaded, flared, grooved, flanged
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.03.01L |
demonstrate knowledge of piping and tubing connecting tools and equipment, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of piping and tubing connecting tools and equipment |
| identify types of piping and tubing connecting tools and equipment and describe their applications and procedures for use |
| describe procedures to store and maintain piping and tubing connecting tools and equipment |
| B-4.03.02L |
demonstrate knowledge of mechanical fittings, their applications and procedures for use |
identify hazards and describe safe work practices pertaining to use of mechanical fittings |
| identify types of mechanical fittings and describe their applications and procedures for use |
| describe procedures to store mechanical fittings |
Range of Variables
- piping and tubing connecting tools and equipment include: brazing equipment, mechanical connections, mechanical press and dyes, threading tools, welding equipment
- mechanical fittings include: press, compression, threaded, flared, grooved, flanged
B-4.04 - Uses recovery, recycling and charging tools and equipment
B-4.04 - Uses recovery, recycling and charging tools and equipment
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.04.01P |
select and inspect recovery, recycling and charging tools and equipment for damage |
recovery, recycling and charging tools and equipment are selected and inspected for damage from transport and use |
| B-4.04.02P |
clean, test and calibrate recovery, recycling and charging tools and equipment |
recovery, recycling and charging tools and equipment are cleaned, tested and calibrated |
| B-4.04.03P |
check, clean or replace screens and filters |
screens and filters are checked, cleaned or replaced to prevent blockage and ensure filtration of refrigerant |
| B-4.04.04P |
store refrigerant cylinders in a secure and upright position within rated temperatures |
refrigerant cylinders are stored in a secure and upright position within rated temperatures, and according to regulations |
| B-4.04.05P |
verify certification of cylinders |
certification of cylinders is verified according to jurisdictional regulations |
| B-4.04.06P |
connect recovery, recycling and charging tools and equipment to system |
recovery, recycling and charging tools and equipment are connected to system according to manufacturers’ specifications and industry standards |
| B-4.04.07P |
recover refrigerant from system |
refrigerant is recovered from system according to manufacturers’ instructions, tank specifications and jurisdictional regulations |
| B-4.04.08P |
label recovered refrigerants, their type and condition |
recovered refrigerants, their type and condition are labelled according to jurisdictional regulations |
| B-4.04.09P |
clean, isolate and store tools and equipment |
tools and equipment are cleaned, isolated and stored according to company policies |
| B-4.04.10P |
tag and remove defective recovery, recycling and charging tools and equipment from service |
defective recovery, recycling and charging tools and equipment are tagged and removed from service according to company policies |
| B-4.04.11P |
prepare system for recovering, recycling and charging |
system is prepared for recovering, recycling and charging |
Range of Variables
- recovery, recycling and charging tools and equipment include: air- and water-cooled refrigerant recovery and recycle units, refrigerant hoses, refrigerant cylinders, gauge manifolds, weigh scales, precision charging kits, filter driers, valve core removal tools, valve core depressors, A1, A2L and A3 rated equipment, tube piercing tools, access fitting adapters, smart probes, cylinder heaters, portable ventilation equipment, liquid refrigerant pumps
- regulations include: WHMIS procedures, OHS, TDG, Environmental Code of Practice for the Elimination of Fluorocarbon Emissions from Refrigeration and Air Conditioning Systems, Authority Having Jurisdiction (AHJ), Mechanical Refrigeration Code (CSA B52)
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.04.01L |
demonstrate knowledge of recovery, recycling and charging tools and equipment, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of recovery, recycling and charging tools and equipment |
| identify types ofrecovery, recycling and charging tools and equipment and describe their applications and procedures for use |
| identify method of recovering, recycling and charging |
| identify capacity of recovery systems |
| describe procedures to store and maintain recovery, recycling and charging tools and equipment |
Range of Variables
- recovery, recycling and charging tools and equipment include: air- and water-cooled refrigerant recovery and recycle units, refrigerant hoses, refrigerant cylinders, gauge manifolds, weigh scales, precision charging kits, filter driers, valve core removal tools, valve core depressors, A1, A2L and A3 rated equipment, tube piercing tools, access fitting adapters, smart probes, cylinder heaters, portable ventilation equipment, liquid refrigerant pumps
B-4.05 - Uses evacuation tools and equipment
B-4.05 - Uses evacuation tools and equipment
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.05.01P |
change oil in vacuum pumps |
oil in vacuum pumps is changed to ensure operation of pump according to manufacturers’ instructions |
| B-4.05.02P |
clean and flush vacuum pumps |
vacuum pumps are cleaned and flushed regularly according to manufacturers’ recommendations |
| B-4.05.03P |
store equipment in secure position |
equipment is stored in secure position to prevent oil spillage |
| B-4.05.04P |
maintain adequate oil level |
adequate oil level is maintained to enable evacuation |
| B-4.05.05P |
inspect and replace components |
components are inspected and replaced if required |
| B-4.05.06P |
test vacuum pumps using tools |
vacuum pumps are tested using tools to ensure operation according to manufacturers’ instructions |
| B-4.05.07P |
tag and remove defective evacuation tools and equipment from service |
defective evacuation tools and equipment are tagged and removed from service |
| B-4.05.08P |
prepare system for evacuation |
system is prepared for evacuation |
Range of Variables
- components include: gauges, O-rings, seals, gas ballast valves, vacuum-rated hoses
- tools include: vacuum gauges, micron gauges, vacuum pumps, cold traps, core removal tools, special connectors, fittings, vacuum manifolds
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.05.01L |
demonstrate knowledge of evacuation tools and equipment, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of evacuation tools and equipment |
| identify types ofevacuation tools and equipment and describe their applications and procedures for use |
| describe procedures to store and maintain evacuation tools and equipment |
B-4.06 - Uses diagnostic and measuring tools and equipment
B-4.06 - Uses diagnostic and measuring tools and equipment
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| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.06.01P |
inspect leads, probes, sensors and batteries for damage and wear, and verify ratings |
leads, probes, sensors and batteries are inspected for damage and wear and replaced as necessary, and ratings are verified according to job requirements and manufacturers’ specifications |
| B-4.06.02P |
verify calibration of diagnostic and measuring tools and equipment |
calibration of diagnostic and measuring tools and equipment is verified according to manufacturers’ specifications |
| B-4.06.03P |
interpret data, readings and results obtained |
data, readings and results are interpreted according to established parameters |
| B-4.06.04P |
store diagnostic and measuring tools and equipment in a dry, secure location |
diagnostic and measuring tools and equipment are stored in a dry, secure location according to manufacturers’ recommendations |
| B-4.06.05P |
tag and remove defective diagnostic and measuring tools and equipment from service |
defective diagnostic and measuring tools and equipment are tagged and removed from service according to company policies |
Range of Variables
- diagnostic and measuring tools and equipment include: multimeters, thermometers, calibrators, scales, leak detectors, meters, calipers, micrometers, gauge manifolds, airflow measurement tools, manometers, anemometers, hygrometers, hydrometers, refractometers, decibel meters, manufacturers’ specific tools, software tools
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.06.01L |
demonstrate knowledge of diagnostic and measuring tools and equipment, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of diagnostic and measuring tools and equipment |
| identify types ofdiagnostic and measuring tools and equipment and describe their applications and procedures for use |
| describe procedures to store and maintain diagnostic and measuring tools and equipment |
Range of Variables
- diagnostic and measuring tools and equipment include: multimeters, thermometers, calibrators, scales, leak detectors, meters, calipers, micrometers, gauge manifolds, airflow measurement tools, manometers, anemometers, hygrometers, hydrometers, refractometers, decibel meters, manufacturers’ specific tools, software tools
B-4.07 - Uses electrical tools and equipment
B-4.07 - Uses electrical tools and equipment
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.07.01P |
select and inspect electrical tools and equipment for damage |
electrical tools and equipmentare selected and inspected for damage |
| B-4.07.02P |
clean, isolate and store electrical tools and equipment |
electrical tools and equipment are cleaned, isolated and stored according to company policies and manufacturers’ specifications |
| B-4.07.03P |
tag and remove defective electrical tools and equipment from service |
defective electrical tools and equipment are tagged and removed from service according to company policies |
Range of Variables
- electrical tools and equipment include: knockout tools, conduit benders, wire strippers, connectors, meters, fish tape, megohmmeters, torque wrenches, electrically insulated hand tools
- damage includes: compromised insulation, rust, compromised body, excessive wear, chips, cracks
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.07.01L |
demonstrate knowledge of electrical tools and equipment, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of electrical tools and equipment |
| identify types ofelectrical tools and equipment and describe their applications and procedures for use |
| describe procedures to store and maintain electrical tools and equipment |
| B-4.07.02L |
demonstrate knowledge of regulations pertaining to electricity |
describe role of jurisdictional regulations and associated work restrictions |
Range of Variables
- electrical tools and equipment include: knockout tools, conduit benders, wire strippers, connectors, meters, fish tape, megohmmeters, torque wrenches, electrically insulated hand tools
B-4.08 - Uses access equipment
B-4.08 - Uses access equipment
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.08.01P |
select ladders and work platforms |
ladders and work platforms are selected according to site conditions and task being performed |
| B-4.08.02P |
inspect ladders and scaffolding for wear, damage, defects, certification date and missing components |
ladders and scaffolding are inspected for wear, damage, defects, certification date and missing components according to jurisdictional regulations and manufacturers’ specifications |
| B-4.08.03P |
identify hazards when erecting ladders and scaffolding |
hazards are identified when erecting ladders and scaffolding according to jurisdictional regulations and manufacturers’ specifications |
| B-4.08.04P |
inspect and document pre-use condition of access equipment |
access equipment is inspected, and pre-use condition documentation is completed according to jurisdictional regulations, company policies and manufacturers’ specifications |
| B-4.08.05P |
erect, secure, level and dismantle access equipment |
access equipment is erected, secured, levelled and dismantled according to jurisdictional regulations, company policies and manufacturers’ specifications |
| B-4.08.06P |
use equipment within operating limitations |
equipment is used within operating limitations according to jurisdictional regulations, manufacturers’ instructions and certification requirements |
| B-4.08.07P |
tag and remove defective access equipment from service |
defective access equipment is tagged and removed from service |
Range of Variables
- hazards include: power lines, excess loads, equipment damage, uneven ground, weather, slippery surfaces
- access equipment includes: ladders, scaffolding, lifts, staging
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.08.01L |
demonstrate knowledge of access equipment, their applications, maintenance and procedures for use |
identify hazards and describe safe work practices pertaining to use of access equipment |
| identify types of access equipment and describe their applications, limitations and procedures for use |
| interpret information pertaining to using access equipment found on drawings and specifications |
| identify factors to consider when selecting access equipment |
| describe procedures to inspect, store and maintain access equipment |
| B-4.08.02L |
demonstrate knowledge of regulations pertaining to access equipment |
interpret codes and regulations pertaining to access equipment |
Range of Variables
- access equipment includes: ladders, scaffolding, lifts, staging
- hazards include: power lines, excess loads, equipment damage, uneven ground, weather, slippery surfaces
- factors include: safety, load characteristics, environment, application
B-4.09 - Uses rigging, hoisting and lifting equipment
B-4.09 - Uses rigging, hoisting and lifting equipment
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.09.01P |
select and use rigging, hoisting and lifting equipment |
rigging, hoisting and lifting equipment is selected and used according to task and factors |
| B-4.09.02P |
inspect rigging, hoisting and lifting equipment for wear, damage, defects, certification date and application |
rigging, hoisting and lifting equipment is inspected for wear, damage, defects, certification date and application, and replaced if required |
| B-4.09.03P |
identify hazards |
hazards are identified according to hazard risk assessment |
| B-4.09.04P |
verify load size and parameters |
load size and parameters are verified according to job and manufacturers’ specifications |
| B-4.09.05P |
rig loads |
loads are rigged according to rigging procedures, manufacturers’ specifications and jurisdictional regulations to ensure safety |
| B-4.09.06P |
communicate with equipment operators |
equipment operators are communicated with using approved communication methods |
| B-4.09.07P |
guide and position loads |
loads are guided and positioned using tag lines |
| B-4.09.08P |
store rigging, hoisting and lifting equipment |
rigging, hoisting and lifting equipment is stored in clean and dry locations according to manufacturers’ recommendations |
| B-4.09.09P |
tag and remove defective rigging, hoisting and lifting equipment from service |
defective rigging, hoisting and lifting equipment is tagged and removed from service according to company policies and jurisdictional regulations |
Range of Variables
- rigging, hoisting and lifting equipment includes: slings, come-alongs/chain falls, shackles, jacks, hoists, belts, ropes, cables, spreader bars, pry bars, gantry, trolleys
- factors include: weight, distance to be travelled, size, obstacles
- hazards include: power lines, excavations, excessive loads, weather
- communication methods include: standard crane and hoist hand signals, two-way radios, video, radio, mobile phones
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.09.01L |
demonstrate knowledge of rigging, hoisting and lifting equipment, their applications, maintenance and procedures for use |
identify types of rigging, hoisting and lifting equipment and describe their applications, limitations and procedures for use |
| identify hazards and describe safe work practices pertaining to use of rigging, hoisting and lifting equipment |
| interpret information pertaining to using rigging, hoisting and lifting equipment found on drawings and specifications |
| identify factors to consider when selecting rigging, hoisting and lifting equipment |
| identify factors to consider when rigging a load (material and equipment) for hoisting and lifting |
| describe procedures to rig and secure a load (material and equipment) for lifting and hoisting |
| describe procedures to inspect, store and maintain rigging, hoisting and lifting equipment |
| describe procedures to perform lift |
| identify types of knots, hitches and bends, and describe their applications and associated procedures |
| B-4.09.02L |
demonstrate knowledge of codes and regulations pertaining to rigging, hoisting and lifting equipment |
interpret codes and regulations pertaining to using rigging, hoisting and lifting equipment |
| B-4.09.03L |
demonstrate knowledge of communication methods used during rigging, hoisting and lifting |
identify and interpret communication methods used during rigging, hoisting and lifting, and describe their associated procedures |
Range of Variables
- rigging, hoisting and lifting equipment includes: slings, come-alongs/chain falls, shackles, jacks, hoists, belts, ropes, cables, spreader bars, pry bars, gantry, trolleys
- hazards include: power lines, excavations, excessive loads, weather
- factors to consider when selecting rigging, hoisting and lifting equipment include: safety, load characteristics, environment, application
- factors to consider when rigging a load include: load characteristics, equipment and accessories, environment, anchor points/attachment locations, sling angles, machine capacity/load chart
- communication methods include: standard crane and hoist hand signals, two-way radios, video, radio, mobile phones
B-4.10 - Uses digital technology
B-4.10 - Uses digital technology
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-4.10.01P |
identify and apply hardware and software requirements to connect to control systems and equipment |
hardware and software requirements necessary to achieve connection are applied according to manufacturers’ specifications |
| B-4.10.02P |
connect electronic devices to control systems and equipment |
electronic devices are connected to control systems and equipment according to manufacturers’ specifications |
| B-4.10.03P |
use electronic devices to configure parameters |
electronic devices are used to configure parameters to set up operation of system according to manufacturers’ instructions |
| B-4.10.04P |
monitor and diagnose problems and retrieve data and trend logs |
problems are monitored and diagnosed using on-board and remote functions, and data and trend logs are retrieved |
| B-4.10.05P |
back up program files |
program files are backed up for easy retrieval |
Range of Variables
- electronic devices include: computers, laptops, smart phones, user interface modules, tablets, thermal imagers, manufacturers’ instruments
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-4.10.01L |
demonstrate knowledge of digital technology, their applications, maintenance and procedures for use |
identify types of digital technology used to set up operation of systems |
| describe procedures to set up operation of systems |
| describe procedures to diagnose problems |
Range of Variables
- digital technology includes: direct digital control (DDC), programmable logic controller (PLC), microprocessor, communication protocols, software, internet/web-based
Task B-5 Organizes work
Task Descriptor
Refrigeration and air conditioning mechanics organize their work to complete their tasks safely, efficiently and productively.
B-5.01 - Interprets drawings and specifications
B-5.01 - Interprets drawings and specifications
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-5.01.01P |
determine equipment specifications |
equipment specifications are determined according to manufacturers’ specifications and drawings |
| B-5.01.02P |
determine equipment required |
equipment required is determined according to design specifications |
| B-5.01.03P |
identify electrical, mechanical and communication equipment |
electrical, mechanical and communication equipment is identified according to specifications and drawings |
| B-5.01.04P |
scale drawings |
drawings are scaled for placement of equipment and accessories, coring of holes and location of utilities |
| B-5.01.05P |
interpret drawings, schematics and pictorial diagrams |
drawings,schematics and pictorial diagrams are interpreted to provide information on electrical equipment, piping components and air distribution systems |
| B-5.01.06P |
interpret codes and regulations |
codes and regulations are interpretedto install, maintain and service HVAC/R systems |
Range of Variables
- equipment specifications include: weight, size, service access locations
- drawings include: engineered, isometric, elevation, plan views, shop drawings, as-built, sketches, flow charts
- specifications include: site, manufacturers’, engineers’, contractors’, clients’
- codes and regulations include: Canadian Standards Association (CSA) codes, Environmental Code of Practice for the Elimination of Fluorocarbon Emissions from Refrigeration and Air Conditioning Systems, National Building Code of Canada (NBC), Canadian Electrical Code (CEC), jurisdictional regulations, OHS, refrigerant regulations
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-5.01.01L |
demonstrate knowledge of drawings and specifications and their applications |
define terminology associated with drawings and specifications |
| identify specifications and describe their applications |
| identify drawings and describe their applications |
| identify codes and regulations and describe their applications |
| identify views used on drawings |
| identify information found on drawings |
| explain use of drawings and measurement scales |
| describe procedures to convert between metric and imperial units of measurement |
| describe procedures to interpret and extract information from drawings andspecifications |
Range of Variables
- drawings include: engineered, isometric, elevation, plan views, shop drawings, as-built, sketches, flow charts
- specifications include: site, manufacturers’, engineers’, contractors’, clients’
- codes and regulations include: Canadian Standards Association (CSA) codes, Environmental Code of Practice for the Elimination of Fluorocarbon Emissions from Refrigeration and Air Conditioning Systems, National Building Code of Canada (NBC), Canadian Electrical Code (CEC), jurisdictional regulations, OHS, refrigerant regulations
- views used on drawings include: elevation, plan, section, detail, 3-D
- information found on drawings includes: lines, legend, symbols and abbreviations, title block, notes and specifications, schedules, units of measurement (metric/imperial), seismic, detail
B-5.02 - Uses reference material and documentation
B-5.02 - Uses reference material and documentation
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-5.02.01P |
determine installation procedures and requirements |
installation procedures and requirements are determined according to manufacturers’ specifications |
| B-5.02.02P |
determine pipe and duct sizes, pressure/temperature (P/T) relationships and pressure/enthalpy relationships |
pipe and duct sizes, P/T relationships and pressure/enthalpy relationships are determined according to tables and charts |
| B-5.02.03P |
verify detailed equipment information |
detailed equipment information is verified by referring to technical bulletins and manuals |
| B-5.02.04P |
verify warranties |
warranties are verified to assist in submitting required documentation |
| B-5.02.05P |
submit information to activate and claim warranties |
information is submitted to activate and claim warranties |
| B-5.02.06P |
select and order parts and equipment |
parts and equipment are selected and ordered by referring to documentation |
| B-5.02.07P |
maintain log sheets |
log sheets are maintained according to jurisdictional regulations, and client and company policies |
| B-5.02.08P |
complete written and electronic documents |
written and electronic documents are completedaccording to jurisdictional regulations, and client and company policies |
Range of Variables
- information includes: start-up, warranty claim forms, maintenance forms
- documentation includes: manufacturers’ specifications, manufacturers’ and wholesaler catalogues, drawings, employer-specific forms and reports, material take-offs
- log sheets include: refrigerant, repairs, maintenance, equipment, operating
- written and electronic documents include: work reports, work orders, incident reports, permits, time sheets, estimates, inspection test plans (ITP)
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-5.02.01L |
demonstrate knowledge of reference material, documentation and written and electronic documents, their purpose, application and use |
identify types and sources of reference material, documentation and written and electronic documents, and describe their applications |
| describe procedures to access, interpret and apply information found in reference materialand documentation |
| B-5.02.02L |
demonstrate knowledge of procedures to complete and interpret documentation and written and electronic documents |
describe procedures to complete documentation and written and electronic documents |
Range of Variables
- documentation includes: manufacturers’ specifications, manufacturers’ and wholesaler catalogues, drawings, employer-specific forms and reports, material take-offs
- written and electronic documents include: work reports, work orders, incident reports, permits, time sheets, estimates, inspection test plans (ITP)
B-5.03 - Plans job tasks and procedures
B-5.03 - Plans job tasks and procedures
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-5.03.01P |
prepare material list, confirm availability and order materials |
material list is prepared, availability is confirmed, and materials are ordered according to task |
| B-5.03.02P |
apply for and obtain permits |
permits are obtained according to jurisdictional regulations |
| B-5.03.03P |
schedule delivery of equipment and materials |
delivery of equipment and materials is scheduled |
| B-5.03.04P |
arrange time to access work site |
time to access work site is arranged according to client requirements to avoid downtime and delays |
| B-5.03.05P |
transport equipment and materials |
equipment and materials are transported safely and according to jurisdictional regulations, TDG and company policies |
| B-5.03.06P |
arrange for storage of materials in safe and secure location |
storage of materials in safe and secure location is arranged according to site conditions, manufacturers’ specifications and company policies |
| B-5.03.07P |
schedule tasks with other trades, sectors and professionals |
tasks with other trades, sectors and professionals are scheduled |
| B-5.03.08P |
select and assign personnel |
personnel are selected and assigned according to specific tasks, equipment and certifications |
| B-5.03.09P |
arrange for use of major tools and equipment |
use of major tools and equipment is arranged |
| B-5.03.10P |
organize tools and equipment for availability |
tools and equipment are available when required |
Range of Variables
- other trades, sectors and professionals include: gasfitters, sheet metal workers, plumbers, electricians, roofers, cutting and coring workers, well drillers, steamfitters/pipefitters, excavators, utility workers, sprinkler fitters, engineers, welders
- major tools and equipment include: cranes, threaders, personnel lifts, press fit tools, core drills, rigging equipment, lever dollies, carts, welding and cutting equipment
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-5.03.01L |
demonstrate knowledge of planning job tasks and procedures |
define terminology associated with job tasks and procedures |
| identify sources of information relevant to job planning and execution |
| identify information gathering and communication techniques, and describe their associated procedures |
| describe procedures to coordinate job tasks and procedures |
| describe procedures to estimate work requirements |
Range of Variables
- sources of information include: work permits as applicable (hot, enclosed vessel), drawings, specifications, manufacturers’ literature, code books, company policy manual for job requirements, Safety Data Sheets (SDS), asbestos/lead/workplace hazards assessment report, on-site logbooks
Task B-6 Performs work site preparation
Task Descriptor
Refrigeration and air conditioning mechanics prepare the work site to accomplish their tasks. They ensure the availability and storage of material and supplies on site to be used for the job at hand.
B-6.01 - Prepares work site
B-6.01 - Prepares work site
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.01.01P |
identify on-site hazards |
on-site hazards are identified |
| B-6.01.02P |
locate safety equipment, muster sites and emergency exits, and interpret rescue plans |
safety equipment, muster sites and emergency exits are located, and rescue plans are interpreted |
| B-6.01.03P |
perform job hazard assessment |
job hazard assessment is performed according to job specifications, site conditions, company policies and jurisdictional regulations |
| B-6.01.04P |
eliminate or mitigate hazards in work area |
work area hazards are eliminated or mitigated |
| B-6.01.05P |
identify PPE required |
PPE required for task is identified |
| B-6.01.06P |
erect barricades and signage |
barricades and signage are erected according to site and client safety requirements, and jurisdictional regulations |
| B-6.01.07P |
locate isolation points |
isolation points are located according to site conditions |
| B-6.01.08P |
coordinate site access for equipment |
site access for equipment is coordinated |
| B-6.01.09P |
identify area for storage of tools, equipment and supplies |
area for storage of tools, equipment and supplies is identified according to site condition and job location |
| B-6.01.10P |
determine location and layout of equipment and systems |
location and layout of equipment and systems are determined according to site conditions and design specifications |
Range of Variables
- hazards include: utility distribution, other construction activities, other trade activities, lack of lighting,
- components and spaces with extreme temperatures (e.g., steam pipes, gas-fired equipment)
- job hazard assessment includes:evaluatejob tasks, identify hazards,identify controls, identify PPE
- PPE includes:safety glasses, head protection, high-visibility apparel, foot protection, hand protection, appropriate clothing, personal monitors, respiratory protection
- isolation points include: water, gas, electrical shut-offs, fuels, compressed gases, steam, utility services
- equipment includes: cranes, personnel lifts, delivery trucks, dollies, carts, hoists, lifts
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.01.01L |
demonstrate knowledge of procedures to prepare work site |
define terminology associated with job coordination |
| describe procedures to coordinate work requirements |
| B-6.01.02L |
demonstrate knowledge of safe work practices |
identify workplace hazards and describe safe work practices and equipment |
| describe procedures to conduct job hazard assessment |
| describe procedures to maintain safe work environment and to remediate potential dangers related to workplace hazards |
| B-6.01.03L |
demonstrate knowledge of codes and regulations pertaining to work site safety |
interpret codes and regulations pertaining to workplace hazards and safe work practices |
Range of Variables
- hazards include: utility distribution, other construction activities, other trade activities, lack of lighting,
- components and spaces with extreme temperatures (e.g., steam pipes, gas-fired equipment)
- job hazard assessment includes:evaluatejob tasks, identify hazards,identify controls, identify PPE
B-6.02 - Handles materials and supplies
B-6.02 - Handles materials and supplies
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.02.01P |
receive and verify delivered materials |
delivered materials are received and verified to ensure they conform to order |
| B-6.02.02P |
inspect delivered materials |
delivered materials are inspected to detect shipping damage |
| B-6.02.03P |
label materials and supplies |
materials and supplies are labelled for project according to company policies |
| B-6.02.04P |
secure materials and supplies |
materials and supplies are secured by using equipment when being stored or shipped according to jurisdictional regulations, manufacturers’ specifications and site conditions |
| B-6.02.05P |
manually lift materials, supplies and equipment |
materials, supplies and equipment are manually lifted according to OHS regulations and industry standards to avoid personal injury, and damage to materials, supplies and equipment |
| B-6.02.06P |
mechanically lift materials, supplies and equipment |
materials, supplies and equipment are mechanically lifted using rigging, hoisting and lifting equipment according to manufacturers’ specifications and jurisdictional regulations |
| B-6.02.07P |
store materials and supplies |
materials and supplies are stored to prevent damage, deterioration, discharge or theft according to jurisdictional regulations, manufacturers’ specifications and site conditions |
| B-6.02.08P |
dispose of waste materials |
waste materials are disposed of according to jurisdictional regulations and site conditions |
Range of Variables
- equipment includes: chains, straps, slings, blocks, rollers, pallet jacks, dollies, winches, hoists, casters
- rigging, hoisting and lifting equipment includes: slings, come-alongs/chain falls, shackles, jacks, hoists, belts, ropes, cables, spreader bars, pry bars, gantries, trolleys
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.02.01L |
demonstrate knowledge of procedures to handle materials and supplies |
identify sources of information relevant to handling materials and supplies |
| describe considerations for handling materials and supplies |
| B-6.02.02L |
demonstrate knowledge of regulations pertaining to handling of materials and supplies |
identify and interpret regulatory requirements and responsibilities for handling materials and supplies |
| identify and interpret regulatory requirements and responsibilities for disposing of waste materials |
Task B-7 Performs trade-specific activities
Task Descriptor
Refrigeration and air conditioning mechanics perform routine trade activities to enable them to complete the tasks of their trade. The activities are performed at various stages of the work.
B-7.01 - Connects piping and tubing
B-7.01 - Connects piping and tubing
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.01.01P |
prepare piping and tubing |
piping and tubing are prepared according to manufacturers’ specifications and industry standards |
| B-7.01.02P |
select brazing equipment |
brazing equipment is selected according to pipe size, job location and industry standards |
| B-7.01.03P |
select safety procedures |
safety procedures are selected according to task at hand |
| B-7.01.04P |
select brazing, soldering and welding materials |
brazing, soldering and welding materials are selected according to job requirements and jurisdictional regulations |
| B-7.01.05P |
select and place heat protection materials |
heat protection materials are selected and placed to protect surrounding area or components according to manufacturers’ recommendations and safety procedures |
| B-7.01.06P |
purge piping and tubing with inert gases |
piping and tubing are purged with inert gases to prevent oxidization during soldering and brazing |
| B-7.01.07P |
solder and braze components |
components are soldered and brazed using compressed gases and according to jurisdictional regulations and safety procedures |
| B-7.01.08P |
select and use mechanical fittings |
mechanical fittings are selected and used according to size of piping and tubing, and manufacturers’ specifications |
| B-7.01.09P |
join piping and tubing |
piping and tubing are joined according to job specifications, materials used and jurisdictional regulations |
| B-7.01.10P |
inspect connections |
connections are inspected to identify potential leaks |
Range of Variables
- preparing includes: cutting, cleaning, sanding, reaming
- brazing equipment includes: air-fuel, oxy-fuel, electric induction
- safety procedures include: identify hot work permit, identify fire watch requirements
- brazing, soldering and welding materials include: flux, brazing alloy copper phosphorous (BCuP), brazing alloy silver (BAg), solder, welding consumables (sticks, gases and tips)
- job requirements include: metal compatibility, pressure requirements, type of material
- heat protection materials include: heat blankets, heat sinks
- components include: fittings, accessories, compressors, evaporators, metering devices, condensers
- compressed gases are oxy-fuel and air-fuel
- mechanical fittings include: crimp, flare, push, compression
- joining includes: welding, crimping, pressing, fusion, adhesion, flanges, grooving, threading, flaring, compression fitting connection
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.01.01L |
demonstrate knowledge of procedures to connect piping and tubing |
identify types of piping and tubing,and describe their characteristics and applications |
| identify types of fittings,and describe their characteristics and applications |
| identify types of mechanical fittings, and describe their characteristics and applications |
| identify types of brazing, soldering and welding materials and fillers,and describe their characteristics and applications |
| identify hazards and describe safe work practices when connecting piping and tubing |
| describe procedures to connect piping and tubing |
| B-7.01.02L |
demonstrate knowledge of codes and regulations pertaining to piping and tubing |
interpret codes and regulations pertaining to piping and tubing |
Range of Variables
- types of piping and tubing include: copper, stainless steel, steel, copper-iron alloy, brass, aluminum
- fittings include: elbows, tees, reducers, couplings, unions
- mechanical fittings include: crimp, flare, push, compression
- brazing, soldering and welding materials include: flux, brazing alloy copper phosphorous (BCuP), brazing alloy silver (BAg), solder, welding consumables (sticks, gases and tips)
B-7.02 - Performs leak and pressure tests on systems
B-7.02 - Performs leak and pressure tests on systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.02.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ specifications |
| B-7.02.02P |
prepare system for leak and pressure test |
system is prepared for leak and pressure test according to manufacturers’ specifications, industry standards and jurisdictional regulations |
| B-7.02.03P |
remove or isolate devices or sections of system that could be damaged during pressure test |
devices or sections of system that could be damaged during pressure test are removed or isolated |
| B-7.02.04P |
pressurize system with system-compatible liquids and/or gases to perform pressure test |
system is pressurized with system-compatible liquids and/or gases to perform pressure test to ensure system integrity according to jurisdictional regulations and job requirements |
| B-7.02.05P |
interpret and record leak and pressure test results |
leak and pressure test results are interpreted and recorded to verify system integrity within a given period |
Range of Variables
- tools and equipment include: electronic leak detectors, ultrasonic leak detectors, dye leak detectors, certified gauges, regulators, leak detection solutions, litmus paper, digital data logger, micron gauges
- liquids include: water, glycol, brine
- gases include: nitrogen, air (for secondary system), helium, argon, carbon dioxide (CO2), inert gases
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.02.01L |
demonstrate knowledge of procedures to perform leak and pressure tests on HVAC/R systems |
define terminology associated with leak and pressure testing |
| identify hazards and describe safe work practices pertaining to leak and pressure testing |
| identify tools and equipment used to leak and pressure test an HVAC/R system, and describe their applications and procedures for use |
| describe procedures to leak and pressure test an HVAC/R system |
| determine approved and compatible liquids or gases required for HVAC/R system pressure test |
| calculate volumes of liquids and gases required to pressure test an HVAC/R system |
| B-7.02.02L |
demonstrate knowledge of codes and regulations pertaining to leak and pressure testing |
interpret codes and regulations pertaining to leak and pressure testing |
Range of Variables
- tools and equipment include: electronic leak detectors, ultrasonic leak detectors, dye leak detectors, certified gauges, regulators, leak detection solutions, litmus paper, digital data logger, micron gauges
- liquids include: water, glycol, brine
- gases include: nitrogen, air (for secondary system), helium, argon, carbon dioxide (CO2), inert gases
B-7.03 - Evacuates systems
B-7.03 - Evacuates systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task, manufacturers’ specifications and job requirements |
| B-7.03.02P |
check integrity of vacuum pump |
integrity of vacuum pump is checked to meet evacuation requirements |
| B-7.03.03P |
ensure system is at atmospheric pressure |
system is at atmospheric pressure |
| B-7.03.04P |
connect vacuum pump to system |
vacuum pump is connected to system according to manufacturers’ specifications |
| B-7.03.05P |
perform evacuation(s) until system has acceptable micron reading |
evacuation(s) are performed according to test results, manufacturers’ and clients’ specifications, industry standards and jurisdictional regulations |
| B-7.03.06P |
perform standing vacuum test |
standing vacuum test is performed according to manufacturers’ specifications and jurisdictional regulations |
| B-7.03.07P |
interpret and record evacuation test results |
evacuation test results are interpreted and recorded to verify system integrity |
Range of Variables
- tools and equipment include: compound gauges, micron gauges, vacuum pumps (A1, A2L and A3 rated), vacuum-rated hoses, smart probes, recording mobile apps
- evacuation is: removal of air, non-condensables and water vapour to accepted levels
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.03.01L |
demonstrate knowledge of procedures to evacuate HVAC/R systems |
define terminology associated with evacuation of HVAC/R systems |
| identify hazards and describe safe work practices pertaining to evacuation of HVAC/R systems |
| identify tools and equipment used to evacuate HVAC/R systems, and describe their applications and procedures for use |
| describe procedures to evacuate and dehydrate HVAC/R systems |
Range of Variables
- procedures include: single evacuation, multiple evacuation, use of multiple vacuum pumps, use of cold traps
- evacuation is: removal of air, non-condensables and water vapour to accepted levels
- tools and equipment include: compound gauges, micron gauges, vacuum pumps (A1, A2L and A3 rated), vacuum-rated hoses, smart probes, recording mobile apps
B-7.04 - Uses refrigerants, gases and oils
B-7.04 - Uses refrigerants, gases and oils
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.04.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-7.04.02P |
select refrigerants |
refrigerants are selected according to system, manufacturers’ specifications and jurisdictional regulations |
| B-7.04.03P |
select refrigerant oils |
refrigerant oils are selected according to type of refrigerant, temperature range of system and manufacturers’ specifications |
| B-7.04.04P |
recover refrigerant and drain refrigerant oil |
refrigerant is recovered and refrigerant oil is drained when repairing, relocating, troubleshooting and decommissioning systems according to manufacturers’ specifications, codes and jurisdictional regulations |
| B-7.04.05P |
select gases |
gases are selected according to task |
| B-7.04.06P |
dispose of refrigerants and refrigerant oils |
refrigerants and refrigerant oils are disposed of according to environmental protocols and jurisdictional regulations |
| B-7.04.07P |
transport and store refrigerants, gases and refrigerant oils |
refrigerants, gases and refrigerant oils are transported and stored according to TDG, jurisdictional regulations and manufacturers’ specifications |
| B-7.04.08P |
charge system with refrigerants and refrigerant oil |
system is charged with refrigerants and refrigerant oil according to manufacturers’ specifications and job-specific requirements |
Range of Variables
- tools and equipment include: gauge manifolds, weigh scales, pumps, refrigerant recovery units, regulators
- refrigerants include: primary (chlorofluorocarbon [CFC], hydrofluorocarbon [HFC], hydrofluoroolefin [HFO], hydrochlorofluorocarbon [HCFC], hydrocarbons [HC]), natural (R-744, R-717), secondary (water, glycol solutions, brine solutions)
- refrigerant oils include: mineral, alkylbenzene (AB), polyolester (POE), polyvinyl ether (PVE), polyalkylene glycol (PAG), polyalphaolefin (PAO)
- gases include: nitrogen, acetylene, oxygen, CO2, argon, helium
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.04.01L |
demonstrate knowledge of refrigerants, gases and refrigerant oils, their characteristics, applications and procedures for use |
define terminology associated with refrigerants, gases and refrigerant oils |
| identify hazards and safe work practices pertaining to refrigerants, gases and refrigerant oils |
| identify types of refrigerants and describe their characteristics, applications and phase-out schedules |
| identify safety classifications of refrigerants |
| identify types of refrigerant containers and colour coding classifications |
| identify types of refrigerant oils and describe their characteristics and applications |
| identify types of gases and describe their characteristics and applications |
| explain effects of refrigerants, gases and refrigerant oils on environment |
| describe procedures to perform refrigerant and refrigerant oil conversions |
| describe procedures to store and transport refrigerants, gases and refrigerant oils |
| B-7.04.02L |
demonstrate knowledge of regulations, standards and codes pertaining to refrigerants, gases and refrigerant oils |
interpret regulations, standards and codes pertaining to refrigerants, gases and refrigerant oils |
| B-7.04.03L |
demonstrate knowledge of procedures to recover, recycle and dispose of refrigerants and refrigerant oils |
describe procedures to recover, recycle and dispose of refrigerants and refrigerant oils |
Range of Variables
- refrigerants include: primary (chlorofluorocarbon [CFC], hydrofluorocarbon [HFC], hydrofluoroolefin [HFO], hydrochlorofluorocarbon [HCFC], hydrocarbons [HC]), natural (R-744, R-717), secondary (water, glycol solutions, brine solutions)
- gases include: nitrogen, acetylene, oxygen, CO2, argon, helium
- refrigerant oils include: mineral, alkylbenzene (AB), polyolester (POE), polyvinyl ether (PVE), polyalkylene glycol (PAG), polyalphaolefin (PAO)
- characteristics include: glide, fractionation, saturation, dew point, bubble point, flammability, subcooled, superheated, triple point (R-744)
- safety classifications of refrigerants are: toxicity and flammability (e.g., A1, A2L, A3, B2L)
- effects of refrigerants, gases and refrigerant oils on environment include: ozone depletion potential, global warming potential (GWP), pollution, contamination
- standards and codes include: American Society of Heating, Refrigerating, and Air Conditioning Engineers (ASHRAE) Standard 34; Boiler, Pressure Vessel, and Pressure Piping Code (CSA B51); Mechanical Refrigeration Code (CSA B52); Environmental Code of Practice for the Elimination of Fluorocarbon Emissions from Refrigeration and Air Conditioning Systems; NBC; CEC; Natural Gas and Propane Installation Code (CSA B149)
B-7.05 - Performs field wiring of systems
B-7.05 - Performs field wiring of systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.05.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ specifications |
| B-7.05.02P |
verify circuit is de-energized |
circuit is de-energized to avoid personal injury or damage to equipment by following lock-out and tag-out procedures |
| B-7.05.03P |
verify power requirements, HVAC and refrigeration system equipmentwiring configuration and phasing |
power requirements, HVAC and refrigeration system equipmentwiring configuration and phasing are verified to ensure correct component selection according to manufacturers’ requirements |
| B-7.05.04P |
identify correctly sized fusing and overloads |
correctly sized fusing and overloads are identified according to jurisdictional regulations and manufacturers’ specifications |
| B-7.05.05P |
interpret electrical schematics and termination points |
electrical schematics and termination points are interpreted according to manufacturers’ and design specifications, and jurisdictional regulations |
| B-7.05.06P |
select wire size and type |
wire size and type are selected according to amperage, insulation rating, compatibility with other components, codes and jurisdictional regulations |
| B-7.05.07P |
select components |
components are selected according to locations where they will be used and jurisdictional regulations |
| B-7.05.08P |
route and secure wiring |
wiring is routed and secured according to codes, jurisdictional regulations and site requirements |
| B-7.05.09P |
terminate wiring to HVAC and refrigeration system equipment |
wiring to HVAC and refrigeration system equipmentis terminated |
| B-7.05.10P |
label or tag wiring with wire markers |
wiring is labelled or tagged with wire markers for identification and service purposes according to jurisdictional regulations and design specifications |
| B-7.05.11P |
update wiring diagrams |
wiring diagrams are updated to record changes and modifications |
Range of Variables
- tools and equipment include: crimpers, cutters, pliers, strippers, screwdrivers, hex keys, multimeters, lock-out devices
- HVAC systems include: air conditioning systems, heat pump systems, packaged units, split systems, ductless split systems, variable refrigerant flow (VRF), chillers, geothermal systems, computer room air conditioning (CRAC) units,field built-up systems, inverter driven systems, humidification systems, dehumidification systems, heat reclaim equipment, heat recovery ventilators (HRVs), energy recovery ventilators (ERVs), district heating and cooling systems, evaporative coolers, hydronic systems
- refrigeration systems include: coolers, freezers, food/beverage equipment, ice machines, supermarket and warehouse systems, plate freezers, blast coolers and freezers, compound systems, process refrigeration systems, chillers, cooling towers, ice rinks, refrigerated containers, marine refrigeration systems, ultra-low systems, cascade systems, cryogenic systems, adsorption and absorption systems
- components include: connectors, junction boxes, enclosures, terminal strips, conduits, disconnects
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.05.01L |
demonstrate knowledge of fundamental concepts of electricity |
define terminology associated with electrical fundamentals |
| identify hazards and describe safe work practices pertaining to electricity |
| B-7.05.02L |
demonstrate knowledge of procedures to field wire systems |
describe procedures to field wire systems |
| identify tools and equipment used to field wire systems, and describe their applications and procedures for use |
| identify types of wiring termination |
| identify types and gauges of wire |
| identify types of components |
| B-7.05.03L |
demonstrate knowledge of codes and regulations pertaining to field wiring of HVAC and refrigeration systems |
interpret codes and regulations pertaining to field wiring of HVAC and refrigeration systems |
Range of Variables
- tools and equipment include: crimpers, cutters, pliers, strippers, screwdrivers, hex keys, multimeters, lock-out devices
- components include: connectors, junction boxes, enclosures, terminal strips, conduits, disconnects
- codes and regulations include: CEC, jurisdictional regulations
- HVAC systems include: air conditioning systems, heat pump systems, packaged units, split systems, ductless split systems, variable refrigerant flow (VRF), chillers, geothermal systems, computer room air conditioning (CRAC) units,field built-up systems, inverter driven systems, humidification systems, dehumidification systems, heat reclaim equipment, heat recovery ventilators (HRVs), energy recovery ventilators (ERVs), district heating and cooling systems, evaporative coolers, hydronic systems
- refrigeration systems include: coolers, freezers, food/beverage equipment, ice machines, supermarket and warehouse systems, plate freezers, blast coolers and freezers, compound systems, process refrigeration systems, chillers, cooling towers, ice rinks, refrigerated containers, marine refrigeration systems, ultra-low systems, cascade systems, cryogenic systems, adsorption and absorption systems
B-7.06 - Applies sealants, adhesives and insulation
B-7.06 - Applies sealants, adhesives and insulation
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
NV |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.06.01P |
select sealants, adhesives and insulation |
sealants, adhesives and insulation are selected according to manufacturers’ recommendations, engineers’ specifications and compatibility with other materials |
| B-7.06.02P |
select and use tools and equipment |
tools and equipment are selected and used according to manufacturers’ specifications |
| B-7.06.03P |
ensure adequate ventilation during application of sealants, adhesives and insulation |
ventilation is adequate during application of sealants, adhesives and insulation according to manufacturers’ specifications and jurisdictional regulations |
| B-7.06.04P |
inspect and prepare sealing surfaces |
sealing surfaces are inspected and prepared before sealants, adhesives and insulation are applied according to manufacturers’ specifications |
| B-7.06.05P |
use sealants, adhesives and insulation |
sealants, adhesives and insulation are used according to codes, regulations, manufacturers’ specifications and job requirements |
Range of Variables
- sealants include: silicone, spray foam, spray adhesives, thread seal, fire stop, duct seal, mastic
- adhesives include: insulation glues, primers, pipe adhesives, epoxies
- insulation includes: closed-cell elastomeric, polyethylene, polystyrene, fiberglass, rigid foam insulation with vinyl covering, tape, corrosion-inhibiting gel, acoustic
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.06.01L |
demonstrate knowledge of sealants, adhesives and insulation, their applications and procedures for use |
identify types ofsealants, adhesives and insulation and describe their characteristics and applications |
| describe procedures to apply sealants, adhesives and insulation |
| identify tools and equipment used to apply sealants, adhesives and insulation, and describe their applications and procedures for use |
| B-7.06.02L |
demonstrate knowledge of codes and regulations pertaining to sealants, adhesives and insulation |
interpret codes and regulations pertaining to sealants, adhesives and insulation |
Range of Variables
- sealants include: silicone, spray foam, spray adhesives, thread seal, fire stop, duct seal, mastic
- adhesives include: insulation glues, primers, pipe adhesives, epoxies
- insulation includes: closed-cell elastomeric, polyethylene, polystyrene, fiberglass, rigid foam insulation with vinyl covering, tape, corrosion-inhibiting gel, acoustic
- tools and equipment include: brushes, caulking guns, paint scrapers, rollers, PPE