ENGINE AR 2733063 - Caterpillar

Group 3
16 - 3B8485 FITTING-HYD4 - 8C6865CONNECTOR8 - 4J5477 SEAL-O-RING16 - 5K3771 UNION-ADAPTE4 - 5P7593 SEAL-O-RING2 - 2R1939 CLAMP-LOOP4 - 5T5010 VALVE-G4 - 5T5012 CAP-PROTECTI4 - 7X0492 ELBOW-90-DEG4 - 7X2541 BOLT4 - 7X2562 BOLT8 - 9X4599 SEAL-LIP-TYP4 - 1172156 SEAL4 - 1260208 SPACER2 - 1741521 PIN-AS.2 - 1741524 PLATE2 - 1741525 BEARING-SLEE2 - 1754163 HOSE-AS.2 - 1760861 PLATE-AS1 - 1760862 TUBE-AS.1 - 1760863 TUBE-AS.In addition to the parts needed, the following parts are wear items and should be available in case needed but should NOT be claimed:
2 - 1172182 Thrust-washer4 - 1172183 Thrust-washer4 - 1172181 Bearing-SleeveAction Required
Group 1
See the attached Rework Procedure
Group 2
See the attached Rework Procedure
Group 3
See the attached Rework Procedure
Service Claim Allowances
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Attach.(1-Rework Procedure)Rework Procedure
1. Remove lean arms from front axle.2. Remove the 138-6160 bearings from the center pivot bore on both lean arms.3. Weld up set screw hole on both lean arms.4. Machine the center pivot bore on both lean arms to 140.000 0.038 mm (Illustration 1).5. Drill 8.7 mm hole for grease fitting and tap hole (Illustration 1).
Illustration 1.
Illustration 2.6. Install 174-1525 bearing and 2 - 9X-4599 Seals in each lean arm (Illustration 2).
Illustration 3.7. Assemble front axle with flange on 174-1521 pin towards the rear of the machine (Illustration 3).
Illustration 4.8. For each side install 1 - 175-4163 Hose As. (PP) using 1 - 2R-1939 Clip, 2 - 4J-5477 Seal-O-Ring and 2 - 8C-6865 Connector (Illustrations 4, 5 and 6).
Illustration 5.
Illustration 6.
Illustration 7.Group 1 (central lube)
9. Replace (Illustration 7)2 - 8X-4493 Block with2 - 175-4162 Block2 - 3B-8485 Fitting-Hyd2 - 3J-7354 Seal-O-Ring2 - 6V-8647 Connector-Seal
Illustration 8.Group 2 (auto lube)
10. Replace (Illustration 8)4 - 8W-2597 Valve Gp-Lube2 - 141-2100 Plate As. with4 - 4J-5477 Seal-O-Ring4 - 5T-5010 Valve Gp-Lube4 - 5T-5012 Cap-Protection4 - 7X-0492 Elbow-90 Degrees2 - 8C-6865 Connector2 - 176-0861 Plate As1 - 176-0862 Tube As.1 - 176-0863 Tube As.7KK1-72 only
Replace16 - 8X-1106 Fitting - grease4 - 8K-3970 Spacer4 - 7X-2540 Bolt with16 - 5K-3771 Union adapter16 - 3B-8485 Fitting - grease (face fittings towards front of machine)4 - 126-0208 Spacer4 - 7X-2541 Bolt
11. To purge air from grease lines and ensure joints have adequate lubrication before operation, manually grease each front axle joint until grease escapes from the joint.