CRR 841 - Principles of Refinishing

1. Evaluate necessary precautions with hazardous operations and materials according to federal, state and local regulations (HP-I)
   1. Identify safety and personal health hazards according to OSHA guidelines and the Emergency Planning and Right to Know (HP-I)
   2. Explain dangers of isocyanate absorption
2. Discuss NIOSH rules and guidelines
   1. Explain the NIOSH approved personal sanding respirator.  Inspect condition and ensure fit and operation.  Perform proper maintenance in accordance with OSHA Regulation 1910.134 and applicable state and local regulation (HP-I)
   2. Explain the NIOSH approved (Fresh Air Make-up System) personal painting/refinishing respirator system.  Understand proper maintenance in accordance with OSHA Regulation 1910.134 and applicable state and local regulation (HP-I)
3. Apply appropriate safety equipment dependent on activity
   1. Demonstrate proper usage of safety equipment and tools in the lab areas (HP-I)
   2. Organize and inspect spray environment to ensure compliance with federal, state, and local regulations, and for safety and cleanliness hazards (HP-I)
4. Choose appropriate HVLP spray gun dependent on task. (HP-I)
   1. Adjust spray gun for proper operation (HP-I)
   2. Determine condition of spray guns and related equipment (air hoses, regulators, air lines, air source, and spray environment) (HP-I)
   3. Demonstrate setting-up, (fluid needle, nozzle, and cap), adjusting, and testing spray gun using fluid, air and pattern control valves (HP-I)         
5. Apply correct application of two-component finishing filler to minor surface imperfections
   1. Demonstrate dry sanding area to which two-component finishing filler has been applied (HP-I)
   2. Apply suitable metal treatment or primer in accordance with total product systems (HP-I)
   3. Apply masking materials and protect other areas that will not be refinished (HP-I)
   4. Demonstrate mixing of primer, primer-surfacer or primer sealer (HP-I)
   5. Apply primer onto surface or repaired area (HP-I)
   6. Demonstrate dry or wet sanding on area to which primer-surfacer has been applied (HP-I)
6. Choose suitable sealer to the area being refinished when sealing is needed or desirable  (HP-I)
   1. Demonstrate removal of dust from area to be refinished, including cracks or moldings of adjacent areas (HP-I)
   2. Demonstrate removing, with a tack rag, any dust or lint particles from the area to be refinished (HP-I)
   3. Apply final cleaning solution to area being refinished (HP-I)
   4. Demonstrate removal of nibs or imperfections from a sealer (HP-I)
7. Determine appropriate spray techniques for the finish being applied (HP-I)
   1. Demonstrate proper shaking, stirring, reducing, catalyzing/activating, and straining of paint (HP-I)
   2. Apply single stage topcoat (HP-I)
   3. Apply basecoat/clearcoat for overall refinishing (HP-I)
   4. Demonstrate final buffing and polishing of finishes where necessary (HP-I)
8. Evaluate irregular paint conditions
   1. Identify a dry spray appearance in the paint surface; determine the cause(s) and correct the condition (HP-G)
   2. Identify overspray; determine the cause(s) and correct the condition (HP-I)
   3. Identify orange peel; determine the cause(s) and correct the condition (HP-I)
   4. Identify sags and runs in paint surface; determine the cause(s) and correct the condition (HP-I)
   5. Identify sanding marks (sandscratch swelling); determine the cause(s) and correct the condition (HP-G)
   6. Identify contour mapping (shrinking and splitting) while finish is drying; determine the cause(s) and correct the condition (HP-G)
   7. Identify the presence of fish-eyes (crater-like openings) in the finish; determine the cause(s) and correct the condition (HP-G)
   8. Identify clouding (mottling and streaking in metallic finishes); determine the cause(s) and correct the condition (HP-G)
   9. Identify dirt or dust in the paint surface; determine the cause(s) and correct the condition (HP-I)
   10. Identify poor adhesion; determine the cause(s) and correct the condition (HP-G)
9. Determine proper disposal of waste materials
   1. Explain proper disposal methods of booth filters
   2. Demonstrate proper use of thinner recycler
10. Complete I- CAR Introduction Series.  (#13, #14)
    1. Complete I-CAR Corrosion Protection (CPS01) examination
    2. Complete Refinishing Program 1 (REF01)

 
Competencies Revised Date: 2019