SUPPORT AS 1223948 - Caterpillar

Removal Procedure
Start By:
Remove the oil pan.
Remove the flywheel housing.
Remove the front housing.
Illustration 1 g02802423
Remove bolts (3) and connecting rod caps (2) from crankshaft (1).
Illustration 2 g02802425
Remove bolts (4).
Remove eight main bolts (5) from crankshaft (1). Flip the cylinder block over and remove two main bolts (5).
Illustration 3 g02802426
Illustration 4 g02802428
Use a suitable lifting device and remove upper cylinder block (7) from lower cylinder block (6).
Remove upper main bearings (8) from crankshaft (1), if necessary.
Illustration 5 g02802431
Illustration 6 g02802433
Remove two upper half thrust bearing (9) and two lower half thrust bearing (10) from the crankshaft (1).
Illustration 7 g02802435
Use a suitable lifting device and remove crankshaft (1). The weight of crankshaft (1) is approximately 25 kg (55 lb)
Illustration 8 g02802437
Remove lower halves of main bearing (11) from lower half of cylinder block (6). Note: Check the condition of the crankshaft main bearings. Refer to the Guideline For Reusable Parts, SEBF8009, "Main and Connecting Rod Bearings" or refer to the Guideline For Reusable Parts, SEBV0544, "Engine Bearings and Crankshafts".