DRIVE GP-FINAL 3530646 - Caterpillar

Start By:
Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00520761
Install Tooling (A) in the crankshaft.
Remove bolts (1) and crankshaft seal (2).
Remove bolts (3), cover (4), and the gasket. Inspect the condition of the gasket. Replace the gasket, if necessary.
Illustration 2 g01061868
Remove crankshaft gear (5) from the crankshaft. Remove the O-ring seal from crankshaft gear (5).
Remove Tooling (A).
Remove bolts (6) that fasten shaft (7) to the flywheel housing.
Illustration 3 g00520763
Use a pry bar in order to remove shaft (7) and gear assembly (8).
Illustration 4 g00520764
Inspect the condition of the bearing in the gear assembly. If necessary, remove bearing (9) from the gear with Tooling (B) and a suitable press.
Illustration 5 g00520766
Remove bolts (10) that fasten carrier assembly (11) to the flywheel housing. Install two bolts (10) opposite each other at location (12). Use these bolts as forcing screws in order to remove carrier assembly (11).
Illustration 6 g00765120
Remove O-ring seal (15) and lip seal (13) from carrier assembly (11).
Inspect the condition of bearing (14). If necessary, use Tooling (C) and a suitable press in order to remove bearing (14) from carrier assembly (11).
Illustration 7 g00520769
Illustration 8 g00520770
Remove bolts (16), cover assembly (17), and thrust washer (18). Replace the O-ring seal.
Inspect the condition of thrust washer (18). Replace thrust washer (18), if necessary. Note: The minimum allowable thickness for thrust washer (18) is 4.665 mm (0.1837 inch).
Inspect the condition of the dowels for thrust washer (18) in cover assembly (17). Remove the dowels if replacement is necessary.
Illustration 9 g00520771
Remove bolts (19) and thrust plate (20) from the output shaft.
Illustration 10 g01061870
Remove hex socket head bolts (21) that fasten gear (23) to output shaft (22).
Remove output shaft (22) from gear (23). Remove gear (23) from the flywheel housing.
Illustration 11 g00520774
Remove thrust washer (24) from the flywheel housing.
Inspect the condition of thrust washer (24). Replace thrust washer (24), if necessary. Note: The minimum allowable thickness for thrust washer (24) is 4.665 mm (0.1837 inch).
Inspect the condition of the dowels for thrust washer (24) in the flywheel housing. Remove the dowels if replacement is necessary.
Inspect the condition of bearing (25). If necessary, remove bearing (25) from the flywheel housing with Tooling (C).