CABLE AS-COMMUNICATION 2286559 - Caterpillar

Product Support Program For Repairing Exhaust Leaks On Certain 3508B Marine Engines
SMCS - 1059 PS4211
November 24, 1997
U-350
A-312
S-171.1
H-93
O-297
TM-20 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 "PS4211" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and use "T" as the SIMS Description Code. If administered after failure, use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code.
Termination Date
November 30, 1998Problem
Certain 3508B Marine Engines leak exhaust past the seal ring on the exhaust manifold crossover.
Affected Product
Model & Identification Number
3508B (2BM117-122 3DM81-97 7SM27-29, 7SM31-37, 7SM40-43, 7SM47, 7SM49-56, 7SM58-90)
Parts Needed
4 - 3E6916 Nut4 - 8M2295 Bolt1 - 5P6025 Wire2 - 1230319 Seal1 - 1245509 Shield Assembly (as required)2 - 1419286 Adapter1 - 1419287 Tube2 - 1476621 Seal GroupAction Required
1. Unlace exhaust blanket from cross-over tube and adapter joints.2. Remove old crossover tube and adapters.3. Install new exhaust blanket as required.4. Install new 1476621 Seal Groups to the 1419286 Adapters and insert into the 1419287 tube.5. Install to manifold with 1230319 seals and bolts, tighten to a torque of 55 5 N m (40.7 3.7 lb ft).6. Replace exhaust blanket and check for leaks.Service Claim Allowances
This is a 1.5-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.