II. Specific Repair Procedures
II. SPECIFIC REPAIR PROCEDURES
A. General Paint Procedure For Exterior Flexible Plastics
Polyvinylchloride (PVC); Polyurethane (PUR, TPUR, RRIM, RIM); Thermoplastic Elastomer (TPE); EPDM Rubber (supplied in prime).
There are a multitude of finishing systems available on the market for painting and/or repairing flexible plastic parts. Following is a general outline of painting procedures, including a list of available products. Refer to the manufacturer's literature available through your jobber for details on proper mixing and application.
1. Thoroughly clean part by washing with a suitable cleaning solvent to remove all surface contaminates.
Cleaning Solvents: [low VOC alternate material shown in brackets and italics]
a. DuPont 3919S Prep-Sol/Plastic Cleaner 2319S [3929 Prep-Sol or 3949S Cleaner]
b. BASF Pre-Kleano 900 [905 Water-Base Prep Cleaner]
c. PPG Acryli-Clean DX330 or DX103 Multi-Prep [DX380 Low VOC Cleaner]
d. Sherwin-Williams Kril-Kleen R1-K213 [Aqua-Mate W4K157]
e. Acme 6089; Rogers 4089 [Acme 87 Aqua-Klix; Rogers 4087;Kle-Car II]
f. Martin-Senour 6387 [6388 Kleanz Easy II]
IMPORTANT: Previously painted parts that show signs of cracking, peeling, or improper adhesion must be stripped before repainting.
2. Scuff sand to an even dull appearance the entire surface to be painted with fine (400 grit or finer) sandpaper and feather edge any damaged areas and rewash.
3. Apply two thin coats of primer, when required, per top coat manufacturer's recommendation and allow to completely dry before proceeding. (For most products, approximately 30 minutes.)
4. Prepare color coat according to the manufacturer's recommendation and apply sufficient double coats to develop the proper shade. For best results, allow a few minutes dry time between each double coat and allow to completely dry before using.
5. Following is a list of some of the products available for painting flexible plastic: [low VOC alternate material shown in brackets and italics]
^ PPG Flexible Primer - DPX844 [low VOC Plastic Primer DPW 1844]
^ PPG Flexative - DX369 (Elastomeric Additive) or DC950 NCT
^ DuPont 9250S Flex Additive
^ Sherwin-Williams Multi-Flex - V6V299
^ Acme/Rogers Multi-Flex - 68/4068
^ Martin-Senour Flex Additive - 3084
^ BASF Diamont Flex Agent DF-25; Glassodur Elastifier Additive 521-111
^ R-M 891 Flex
B. Nylon - Will be supplied in prime. Use the same procedure to refinish as on sheet metal parts.
C. Acrylonitrile-Butadiene-Styrene (ABS) - No prime required. Paint interior parts with acrylic lacquer.
D. Polyester Parts (UP, PBTP) - Will be supplied in prime and/or black paint. Use the same procedure to refinish or repair as on sheet metal parts.
E. Polypropylene - Interior parts.
1. Wash surface thoroughly with cleaning solvent.
2. Apply primer immediately and allow to dry completely before color coating.
3. Color coat with lacquer or enamel reduced and applied according to the manufacturer's recommendation.
4. Materials: [low VOC alternate material shown in brackets and italics]
^ Cleaners: DuPont Prep-Sol 2319S
DuPont 3939 Enamel Cleaner [3949 Metal Cleaner]
DuPont 3812S Enamel Reducer
PPG DX330 or DX103 [DX380 Low VOC Cleaner]
Sherwin-Williams R1-K213 [Aqua-Mate W4K157]
Acme 6089; Rogers 4089 [Acme 87 Aqua-Klix; Rogers 4087; Kle-Car II]
Martin-Senour 6387 [6388 Kleanz Easy II]
^ Primer: DuPont 329S Polypropylene Primer
GM 1052364
PPG DPX800 [DPW 1844 Plastic Primer]
Sherwin-Williams P3C24
Acme/Rogers 524/4524
Martin-Senour 6242
F. GTX 917 Fender
1. The front fenders used on 1992 DeVilles and Fleetwoods are made of a rigid plastic nylon material known as GTX 917.
2. Procedures and materials for GTX 917 plastic fender are the same as those used on rigid SMC or sheet metal parts and do not require flex agent additives.
G. Xenoy
1. Allante front and rear bumpers and DeVille lower accent moldings are made of Xenoy materials. Xenoy parts will be supplied in colors. Use the same refinish procedures as on sheet metal parts for any required paint repairs.
H. Minlon
1. Center pillar hinge covers on the 1992 Seville are made of a rigid nylon material known as Minlon.
2. Service parts will be supplied in prime, and refinish procedures should be the same as those used for sheet metal with no flex agents required.