ENCLOSURE GP-ENGINE 1081331 - Caterpillar

COLSPAN="2" WIDTH="69%">PRODUCT SUPPORT PROGRAM FOR REPLACINGA COOLING LINE IN CERTAIN 3512B AND 3516B GENERATOR SETS
0010 PS41709
This Program can be administered eitherbefore or after failure. In either case the decision whether to apply theProgram is made by the dealer. When reporting the repair, use "PS41709"as the Part number and "7755" as the Group Number. If administered beforefailure, use "56" as the Warranty Claim Description Code and use "T" asthe SIMS Description Code. If administered after failure, use "96" as theWarranty Claim Description Code and use "Z" as the SIMS Description Code. The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst.TERMINATION DATE
May 31, 2006PROBLEM
The metal pipe in existing lines group-cooling,183-9195, which is used on 3500B petroleum genset packages is differentthan the metals used in jacket coolers. The use of dissimilar metals maycause jacket cooler failure when seawater is used as the coolant media.New line group-cooling, 216-8576 uses copper nickel piping to agree withthe jacket cooler metals.AFFECTED PRODUCT
Model Identification Number
3512B 1PW397-400
3516B 2FW214-219,278-281, 318-327CBN256-262, 288-291PARTS NEEDED
Qty
Part Number Description
2 7B3235 BOLT
2 1F7958 NUT-FULL
4 5P8245 WASHER-HARD
2 6V4356 CLIP
2 6V4357 CLIP
2 1451270 GASKET
16 1755495 BOLT
16 1755502 NUT-FULL
32 1755505 WASHER
2 1837616 PLATE
1 2162201 PIPE AS
1 2162214 PIPE AS
1 2621769 CONNECTOR-FLACTION REQUIRED
Isolate package cooling system. Removeexisting line group. Flush pipes and fittings of new line group to assurethey are free of dirt and debris. Install new line group. Test for leaks.Re-energize package cooling system. When performing welding on package,welding system ground conductor must be as near as possible to the weldinglocation. Always connect the welding ground conductor on the same packageside where the welding will occur to avoid current flow across engine andgenerator bearings. Welding across engine and generator bearings may causesignificant bearing damage. Never weld across the package center line.SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs Parts Labor Hrs Parts Labor Hrs
0-12 mos 100% 3.0 0 0 0 0
This is a 3.0?hr job.PARTS DISPOSITION
Handle the parts in accordance with yourWarranty Bulletin on warranty parts handling.