PLATE 4637988 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 2P-5518 Bearing Tool 1 Start By:
Remove the engine oil pump. Refer to Disassembly and Assembly, "Engine Oil Pump - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Check the main bearing caps for identification for the location and the direction in the cylinder block. The main bearing caps must be installed in the same direction prior to removal.
Illustration 1 g00503084
Typical example
Use the appropriate procedure for removal of the main bearing caps. 3412ERemove No. 2 through No. 6 main bearing caps (1). Remove the thrust plates from the No. 4 main bearing.Remove No. 1 and No. 7 main bearing caps after No. 2 through No. 6 main bearing caps have been installed.3408ERemove No. 2 through No. 4 main bearing caps (1). Remove the thrust plates from the No. 3 main bearing.Remove No. 1 and No. 5 main bearing caps after No. 2 through No. 4 main bearing caps have been installed.
Illustration 2 g00503174Note: If the crankshaft is turned in the wrong direction, the tab on the bearing will be pushed between the crankshaft and the bearing area of the cylinder block. This can result in damage to the cylinder block and/or the crankshaft.
Remove the upper halves of the main bearings by putting Tool (A) in oil hole (2) in the crankshaft. Turn the crankshaft in the direction which will remove the upper halves of the main bearings.
Remove the lower halves of the main bearings from the main bearing caps.