EDGE-SEGMENT 1073537 - Caterpillar

Removal Procedure
Start By:
Remove the fuel injection pump. Refer to Disassembly and Assembly, "Fuel Injection Pump - Remove".
Remove the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Remove".
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove".
Remove the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing - Remove and Install".
Remove the housing for the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00541252
Typical example
Remove two socket head bolts (1) from bridge (2) on the cylinder block.
Remove bridge (2) from the cylinder block.
Illustration 2 g00541253
3054 Engine
Illustration 3 g00572309
3056 EngineNote: Inspect the main bearing caps and the connecting rod caps for the proper identification mark. The identification marks should give the location and the direction of the bearings in the engine.
Remove main bearing cap bolts (3) .
Remove main bearing caps (4) .
Remove the lower main bearings and the lower thrust washers. Keep the lower main bearings with the respective main bearing cap.
Illustration 4 g00541254
3054 Engine
Illustration 5 g00572310
3056 EngineNote: The connecting rod caps can be held on the connecting rod with two bolts and two nuts. The connecting rod caps can also be held on the connecting rod with two bolts that are threaded into the connecting rod.
Remove eight nuts (5), if necessary.
Remove connecting rod caps (6) .
Remove the bearings from connecting rod caps (6). Keep the connecting rod bearings with the respective connecting rod cap.
Do not allow the connecting rods to strike the piston cooling jets. Damage or misalignment may occur.
Push the piston assemblies into the cylinder bores.
Illustration 6 g00541256
3054 Engine
Illustration 7 g00572311
3056 Engine
Attach lifting straps and a suitable lifting device to crankshaft (7) .
Lift crankshaft (7) out of the cylinder block. The weight of the 3054 crankshaft is 29 kg (65 lb). The weight of the 3056 crankshaft is 39 kg (85 lb). Do not scratch any of the finished surfaces on the crankshaft.
Illustration 8 g00541257
Remove upper main bearings (8) and upper thrust washers (9) .