CRANKSHAFT GP 3344203 - Caterpillar

Illustration 12 g01284263Note: When retaining ring (31) is removed, the retaining ring must be replaced by a new retaining ring.
Remove retaining ring (31) in order to remove bearing (32) from drive shaft assembly (15).
Illustration 13 g01284370
Use Tooling (C) in order to remove retaining ring (34). Remove bearing (33) from gear case (4).
Illustration 14 g01284371
Illustration 15 g01284374Note: Later air starting motors will not have bumper (35) and backup ring (36).
Remove bumper (35) and backup ring (36) from drive housing (3).
Illustration 16 g01284384
Remove seat (37) and bearing (38) from drive housing (3).
Illustration 17 g01284388
Remove seal (39) from drive housing (3).
Illustration 18 g01284390
Mark the position of cover assembly (40) in relation to motor housing (1) for assembly. Remove the cover assembly and the O-ring seal from the motor housing.
Illustration 19 g01284858
Remove bolt (42) in order to remove rotor pinion (41) from the rotor shaft.
Illustration 20 g03477160
Loosen bolt (44). Remove nut (43) from the rotor shaft.
Illustration 21 g03477459
Use a suitable prying tool to remove end plate (47).
Remove bearing (45) and spring washers (46).
Illustration 22 g03478157
Use a suitable press to remove rotor (48) from bearing (49) and end plate (50).
Illustration 23 g03478657
Remove O-ring (51).
Illustration 24 g03479389
Remove bearing (49) from end plate (50).
Illustration 25 g03479500
Remove O-ring seals (52) from cylinder (53).
Illustration 26 g03479657
Remove cylinder (53) from motor housing (1). Remove the remainder of the O-ring seals from the cylinder.