PSP FOR INSTALLING NEW AFTERCOOLER COVER ON CERTAIN 3412 SPARK IGNITED ENGINES - PS4303 - MAILED US AND CANADA, COSA, LIMITED CAC O
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PSP FOR INSTALLING NEW AFTERCOOLER COVER ON CERTAIN 3412 SPARK IGNITED ENGINES - PS4303 - MAILED US AND CANADA, COSA, LIMITED CAC O
NOTE: The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
U-30 A-20.1 O-22 1063 PS4303 NOTE: This Program can be administered either before or after a failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS4303" as Part Number, "7755" as Group Number, and "96" as Description Code.
Termination Date
February 28, 1990
Problem
Under certain operating conditions some 3412 Spark Ignited Engines could backfire in the inlet manifold. Severe backfiring could result in the former style aftercooler cover breaking.
Affected Product
Model Identification Number 3412 7DB1 - 342
Parts Needed
1 - 2W2295 Cover 1 - 4N8628 Gasket
Action Required
Remove the existing aftercooler cover and replace it with a new 2W2295 Cover with cast external ribs. NOTE: The part number of the cover did not change. Covers of the new design have cast external ribs.
Service Claim Allowances
Product Caterpillar Dealer Suggested Customer Suggested smu/age Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs. whichever (D/N) (Cost) (C/L) (Sell) comes first 0-20,000 100% 1 0 0 0 0 0-36 mo NOTE: This is a 1-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Caterpillar Information System:
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