Major Work Activity C - Performs refinishing procedures

Table of Contents

Task C-7 Prepares refinishing equipment

Task Descriptor

Spray guns and spray booths need to be set up properly to ensure quality refinish results. Automotive refinishing technicians identify and troubleshoot problems with spray equipment.

C-7.01 - Prepares spray booth

Essential Skills: Document Use, Thinking, Numeracy

C-7.01 - Prepares spray booth
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-7.01.01P clean spray booth spray booth is cleaned to ensure a dust free environment prior to vehicle or part setup
C-7.01.02P adjust spray booth pressure spray booth pressure is adjusted according to equipment manufacturers’ specifications
C-7.01.03P adjust spray booth temperature spray booth temperature is adjusted according to TDS
C-7.01.04P utilize booth space to accommodate work to be completed booth space is utilized according to work to be completed
C-7.01.05P position air movers air movers are positioned for optimal coverage and to decrease flash times
C-7.01.06P tack off equipment equipment is tacked off to be free of dust
C-7.01.07P identify spray booth problems spray booth problems are identified
C-7.01.08P troubleshoot spray booth problems spray booth problems are corrected or reported

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-7.01.01L demonstrate knowledge of spray booths, their applications, and preparation procedures describe function of spray booths
describe the cycles of spray booth
describe the procedures to adjust spray booth pressure
describe the procedures to adjust spray booth temperature
describe the procedures to adjust air movers
C-7.01.02L demonstrate knowledge of spray booth problems and troubleshooting methods explain operating temperatures, air flow, and humidity and their effect on topcoat quality
explain the effect of positive and negative booth pressures on topcoat quality
describe corrective actions for spray booth problems

Range of Variables

C-7.02 - Performs spray gun setup

Essential Skills: Document Use, Thinking, Numeracy

C-7.02 - Performs spray gun setup
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-7.02.01P select spray gun, fluid tip, needle and air cap spray gun, fluid tip, needle and air cap are selected according to TDS
C-7.02.02P install fluid tip, needle and air cap fluid tip, needle and air cap are installed using tools supplied by manufacturer
C-7.02.03P attach spray gun to hose/coupler spray gun is attached to hose/coupler according to equipment manufacturers’ recommendations
C-7.02.04P adjust air pressure, fluid delivery and fan width air pressure, fluid delivery and fan width are adjusted according to spray gun and paint manufacturers’ specifications and application requirements
C-7.02.05P attach paint cup to the spray gun product is supplied to the spray gun according to equipment manufacturers’ recommendations
C-7.02.06P verify spray pattern spray pattern matches manufacturer specifications
C-7.02.07P identify spray pattern problems spray pattern problems are identified visually by performing a flood test
C-7.02.08P troubleshoot spray pattern problems spray pattern problems are corrected

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-7.02.01L demonstrate knowledge of spray guns, their application and setup describe spray gun components
describe manufacturers’ specifications in the selection and assembly of spray guns
describe adjustment of spray gun air pressure, air volume and fluid delivery
C-7.02.02L demonstrate knowledge of spray pattern problems and troubleshooting methods describe factors affecting spray patterns
describe corrective actions for spray pattern problems

Range of Variables

Task C-8 Prepares refinishing materials

Task Descriptor

Automotive refinishing technicians must accurately mix refinishing materials and adjust colour in order to achieve desired colour and finish on the vehicle.

C-8.01 - Mixes refinishing materials

Essential Skills: Digital Technology, Document Use, Numeracy

C-8.01 - Mixes refinishing materials
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-8.01.01P agitate or shake toners toners are agitated or shaken according to TDS
C-8.01.02P clean mixing equipment before mixing mixing equipment is cleaned before mixing
C-8.01.03P determine required quantity of refinishing materials quantity of refinishing materials required is determined according to factors
C-8.01.04P place mixing cup and tare (zero) the scale mixing cup is placed and scale is tared (zeroed)
C-8.01.05P select mixing ratio and mixing equipment (stick or cup) mixing ratio and mixing equipment (stick or cup) are selected according to TDS and factors
C-8.01.06P select products, reducers, additives and activators products, reducers, additives and activators are selected according to ambient conditions, factors and TDS
C-8.01.07P pour products, reducers, additives and activators products, reducers, additives and activators are poured according to TDS, by weight or by volume
C-8.01.08P mix ready-to-spray product ready-to-spray product is mixed according to TDS
C-8.01.09P strain paint paint is strained according to TDS

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-8.01.01L demonstrate knowledge of refinishing materials and their applications identify types of refinishing materials and their applications
identify types of refinishing material components and their applications
identify types of sealers and their applications
identify types of toners and their applications
identify types of additives and their applications
identify types of topcoats and their applications
identify types of clear coats and their applications
identify refinishing material characteristics
C-8.01.02L demonstrate knowledge of procedures used to mix refinishing materials describe procedure to use refinishing material manufacturer software
identify paint code
identify factors to consider when choosing quantity of refinishing material
calculate required quantity of refinishing material

Range of Variables

C-8.02 - Performs colour adjustments

Essential Skills: Digital Technology, Continuous Learning, Numeracy

C-8.02 - Performs colour adjustments
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-8.02.01P select variant variant is selected according to vehicle and job requirements
C-8.02.02P spray test card test card is sprayed using spray gun that has been set up to spray vehicle to verify coverage, value, hue and chroma
C-8.02.03P spray a let-down panel let-down panel is sprayed to determine number of mid-coats required
C-8.02.04P visually compare test card against an adjacent clean or polished panel test card is visually compared against an adjacent cleaned or polished panel in natural light or using colour-corrective lighting
C-8.02.05P adjust colour formula colour formula is adjusted for value, hue and chroma to achieve necessary colour in natural light or using colour-corrective lighting
C-8.02.06P adjust spray gun or spraying technique spray gun or spraying technique is adjusted as needed to achieve desired result
C-8.02.07P seek technical support for challenging and non-existent colour formulas technical support is sought for challenging and non-existent colour formulas

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-8.02.01L demonstrate knowledge of performing colour matching describe elements of colour theory
describe spray gun techniques and procedures for their setup
explain procedures for use of spectrophotometer
explain procedures for use of colour corrective lighting
describe procedures used to obtain colour formulas
describe procedures used to adjust colour formula
describe procedure to create a let-down panel

Range of Variables

Task C-9 Applies refinishing materials

Task Descriptor

Automotive refinishing technicians must apply refinishing materials correctly in order to achieve desired colour and finish on vehicle.

C-9.01 - Applies sealers

Essential Skills: Document Use, Thinking, Numeracy

C-9.01 - Applies sealers
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-9.01.01P check for undercoat defects undercoat defects are identified
C-9.01.02P correct undercoat defects undercoat defects are corrected
C-9.01.03P select and use cleaning materials cleaning materials are selected and used according to TDS
C-9.01.04P spray sealer sealer is sprayed according to TDS and job requirements
C-9.01.05P blend sealer sealer is blended to avoid halos and dry edges according to TDS
C-9.01.06P verify sealer is flashed prior to subsequent application sealer is verified to ensure it is flashed prior to subsequent application and according to TDS
C-9.01.07P correct defects defects are corrected

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-9.01.01L demonstrate knowledge of applying sealers identify types of cleaning materials
describe topcoat application factors as they apply to sealers
describe the role of sealers in the refinishing process
describe spray techniques
describe blending techniques
identify types of defects
explain the effect of contaminants and methods of removal
explain flash-off times
explain forced drying and forced curing
explain drying times of materials in relation to de-nibbing

Range of Variables

C-9.02 - Applies base coat

Essential Skills: Document Use, Thinking, Numeracy

C-9.02 - Applies base coat
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-9.02.01P correct undercoat and top coat defects undercoat and top coat defects are corrected
C-9.02.02P select and use cleaning materials cleaning materials are selected and used according to TDS
C-9.02.03P spray base coat base coat is sprayed according to TDS and job requirements
C-9.02.04P blend base coat base coat is blended to avoid dry edges and to ensure a uniform transition according to job requirements and TDS
C-9.02.05P apply drop/orientation coat on metallic and pearl/mica drop/orientation coat is applied according to job requirements and TDS
C-9.02.06P spray mid-coat mid-coat is sprayed according to let-down panel
C-9.02.07P verify base coat is flashed prior to subsequent application base coat is verified to ensure it is flashed prior to subsequent application according to TDS
C-9.02.08P tack or treat surface with anti-static gun between coats surface is tacked or treated with anti-static gun between coats according to TDS
C-9.02.09P correct defects defects are corrected

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-9.02.01L demonstrate knowledge of applying base coats identify types of cleaning materials
describe topcoat application factors as they apply to base coats
describe the role of base coats in the refinishing process
describe spray techniques
describe blending techniques
describe drop/orientation coat techniques
identify types of defects
explain the effect of contaminants and methods of removal
explain flash-off times
explain forced drying and forced curing
explain drying times of materials in relation to de-nibbing

Range of Variables

C-9.03 - Applies single-stage paint

Essential Skills: Document Use, Thinking, Numeracy

C-9.03 - Applies single-stage paint
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-9.03.01P ensure undercoat defects are corrected undercoat defects are corrected
C-9.03.02P select and use cleaning materials cleaning materials are selected and used according to TDS
C-9.03.03P spray single-stage paint single-stage paint is sprayed according to TDS and job requirements
C-9.03.04P blend single-stage paint single-stage paint is blended to avoid dry edges and ensure a uniform transition according to job requirements and TDS
C-9.03.05P verify single-stage paint is flashed prior to subsequent application single-stage paint is verified to ensure it is flashed prior to subsequent application according to TDS

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-9.03.01L demonstrate knowledge of applying single-stage paint identify types of cleaning materials
describe topcoat application factors as they apply to single-stage paint
describe the role of single-stage paint in the refinishing process
describe spray techniques
describe blending techniques
identify types of defects
explain flash-off times
explain forced drying and forced curing
explain the effect of contaminants
identify applications of clear coat over single-stage paint

Range of Variables

C-9.04 - Applies clear coat

Essential Skills: Document Use, Thinking, Numeracy

C-9.04 - Applies clear coat
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-9.04.01P ensure topcoat defects are corrected topcoat defects are corrected
C-9.04.02P spray clear coat clear coat is sprayed according to TDS and job requirements
C-9.04.03P blend clear coat clear coat is blended to a uniform texture according to TDS
C-9.04.04P verify clear coat is flashed prior to subsequent application clear coat is verified to ensure it is flashed prior to subsequent application according to TDS
C-9.04.05P correct defects defects are corrected

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-9.04.01L demonstrate knowledge of applying clear coat describe topcoat application factors as they apply to clear coat
describe the role of clear coats in the refinishing process
describe spray techniques
describe blending techniques
identify types of defects
explain the effect of contaminants
explain flash-off times
explain forced drying and forced curing
explain drying times of materials in relation to de-nibbing

Range of Variables

Task C-10 Performs post-refinishing functions

Task Descriptor

Automotive refinishing technicians inspect vehicles after the refinishing process. They are responsible for removing all masking materials, correcting imperfections, and verifying the quality and completion of the refinish work.

C-10.01 - Removes masking materials

Essential Skills: Thinking, Working with Others, Oral Communication

C-10.01 - Removes masking materials
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-10.01.01P select removal procedures removal procedures are selected according to masking materials and masking technique
C-10.01.02P remove masking plastic, paper and tape masking plastic, paper and tape are removed according to job requirements to prevent damaging refinished and existing surfaces
C-10.01.03P remove spray mask spray mask is removed by washing with soap and water
C-10.01.04P inspect for masking issues masking issues are identified visually and corrective actions are determined

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-10.01.01L demonstrate knowledge of removing masking materials identify types of masking materials and describe their applications
describe procedures used to remove masking materials
C-10.01.02L demonstrate knowledge of masking issues identify masking issues and their corresponding corrective actions

Range of Variables

C-10.02 - Corrects surface imperfections

Essential Skills: Document Use, Thinking, Working with Others

C-10.02 - Corrects surface imperfections
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-10.02.01P identify surface imperfections imperfections are identified visually and by touch
C-10.02.02P determine corrective actions corrective actions are determined according to imperfections
C-10.02.03P sand or de-nib refinish area refinish area is sanded or de-nibbed according to imperfections
C-10.02.04P compound refinish area refinish area is compounded according to imperfections
C-10.02.05P polish refinish area refinish area is polished to restore lustre and to match existing finish

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-10.02.01L demonstrate knowledge of surface imperfections identify types of surface imperfections
C-10.02.02L demonstrate knowledge of the corrective action of various surface imperfections identify the corrective action to remedy various surface imperfections
identify limitations of repair based on coating type
describe procedures used to sand when correcting surface imperfections
describe procedures used to compound when correcting surface imperfections
describe procedures used to polish when correcting surface imperfections
C-10.02.03L demonstrate knowledge of the causes of various surface imperfections identify the causes of various surface imperfections

Range of Variables

C-10.03 - Performs final check

Essential Skills: Document Use, Writing, Working with Others

C-10.03 - Performs final check
NL NS PE NB QC ON MB SK AB BC NT YT NU
NV NV NV NV NV yes yes yes yes yes NV NV NV
Skills
Reference Code Performance Criteria Evidence of Attainment
C-10.03.01P confirm colour applied colour is consistent with non-repaired area
C-10.03.02P check blend area blend area is not noticeable
C-10.03.03P complete job pre-delivery checklist job pre-delivery checklist is completed as per job requirements
C-10.03.04P complete repair order (work order) or estimate repair order (work order) or estimate is completed as per job requirements
C-10.03.05P complete job-specific documentation documentation specific to refinish job is completed for future reference

Range of Variables

Knowledge
Reference Code Learning Outcomes Learning Objectives
C-10.03.01L demonstrate knowledge of performing final check interpret repair order (work order) or estimate to determine completeness of work
follow job pre-delivery checklist to verify quality of work
describe procedures used to visually inspect refinished vehicle or component

Range of Variables