CAP 2797837 - Caterpillar

1W9768 Crankshaft Group
(1) 9L7735 Lip Type Seal. (2) 1W36 Lip Type Seal Group.
7W6273 Crankshaft Group
(1) 9L7735 Lip Type Seal. (2) 7W3202 Lip Type Seal Group (double lip seal).
7L0688 Crankshaft Group
(1) 9L7735 Lip Type Seal. (2) 7W3200 Hydrodynamic Seal Group.Remove front and rear seal groups as follows:a. Use the 1P3075 Puller Group to remove the seals.b. Use the 5P7318 Distorter Group to remove the wear sleeves Seals and wear sleeves can not be used again, after the seals and wear sleeves are separated.Install front and rear seal groups as follows:a. Clean the outer surface of the crankshaft with 6V1541 Quick Cure Primer.b. Crankshaft seals must be installed with the lip of the seal toward the inside of the engine as shown. The 9L7735 Lip Type Seal is the front crankshaft seal. The 1W36, 7W3202 and 7W3200 Seal Groups are the rear crankshaft seals.c. Do not separate the seals from wear sleeves. Install the seal groups as a unit on each end of the engine as shown with correct tooling. See Special Instruction Form No. SMHS7100 for the lip type seal assembly installation. See Special Instruction Form No. SMHS8508 for the installation of the hydrodynamic seals.