HOSE AS 3166688 - Caterpillar

Removal Procedure
Start By:
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Do not turn the crankshaft or the camshaft while the camshaft gear is removed. If the front gear group is not correctly timed during installation, interference can occur between the pistons and the valves, resulting in damage to the engine.
Illustration 1 g01047231
Remove bolts (6) and plate (5). Remove adjustable idler gear (4).
Remove bolts (9) and plate (8). Remove idler gear (7).
Remove bolts (3) and plate (2). Remove cluster gear assembly (1).
Illustration 2 g01047233Note: Shaft assembly (13) and stub shaft (15) must be removed in order to remove plate (16).Note: If shaft assembly (13) is removed, the backlash for the camshaft gear and the adjustable idler gear will need to be readjusted. Refer to Testing and Adjusting, "Gear Group (Front) - Time".
Remove nuts (12) and remove shaft assembly (13).
Remove nuts (14) and remove shaft assembly (15).
Remove bolts (11) and remove shaft assembly (10).
Remove locking bolts (17) that hold plate (16) to the cylinder block. Remove plate (16) and the integral seal.