TAPE 6V8643 - Caterpillar

Attach a suitable lifting device to plate (27). Remove bolts (28) and lay harness assembly (29) to the side. Remove plate (27). The weight of plate (27) is approximately 181 kg (400 lb).
Illustration 18 g00909478
This view is of the right side of the engine.
Remove clamp (30), cover assembly (31), and the gasket.
Illustration 19 g00909479
This view is of the left side of the engine.
Remove cover (32) and the gasket.
Remove tube assembly (33).
Disconnect tube assembly (34).
Remove block (35) and the gasket.
Illustration 20 g00909480
This view is of the bottom side of the engine.
Disconnect tube assembly (36).
Remove cover (37), the two screens, and the two gaskets.
Illustration 21 g00909481
Remove covers (38) and the gaskets.
Illustration 22 g00909482
This view is of the left side of the rear engine.
Remove bolts (39) in order to remove block (40), adapter (41), and the O-ring seals.
Illustration 23 g00909483
Remove bolts (42) in order to remove covers (43) and the gaskets from the flywheel housings on both engines. Remove plugs (44) from both engines.
Illustration 24 g00909484Note: Apply lubricant to Tooling (A) in order to prevent damage to the flywheel housing.
Use Tooling (A) in order to rotate the engines until bolts (42) can be installed in both the flywheels. This is done in order to time both the engines.
Illustration 25 g00909485
Put an identification mark on coupling (45) and one bolt (46).
Illustration 26 g00909486
Illustration 27 g00909487
Remove bolts (42) from both the flywheels. Use Tooling (A) in order to rotate the engines for access to bolts (46). Remove bolts (46) except the one bolt (46) that is marked.
Install bolts (42) to both the flywheels. Remove bolt (46) that is marked.
Slide coupling (45) toward the rear engine.
Illustration 28 g00909488
Remove bolts (47).
Illustration 29 g00909489
Remove bolts (48) from the four corners of the engine.
Illustration 30 g00909491
Attach a suitable lifting device to the rear engine.
Illustration 31 g00909492
Move the rear engine away from the front engine until dowel pins (49) and O-ring seal (50) are away from the front engine.
Remove the rear engine. The weight of the rear engine is approximately 7440 kg (16400 lb).