GUIDE 1445573 - 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.
Illustration 1 g00479056
Remove No. 1, 3, 5 and 7 main bearing caps (3) . Remove the lower halves of the main bearings from the main bearing caps.Note: If the crankshaft is turned in the wrong direction, the tab on the bearing will be pushed between the crankshaft and the bearing area in the cylinder block. This can result in damage to the cylinder block and/or the crankshaft.
Install Tool (A) in the oil hole in the crankshaft journal. Turn the crankshaft in order to remove the upper halves of main bearings (1) .
Remove crankshaft thrust bearings (2) .
Install No. 1, 3, 5, and 7 main bearing caps (3) . Refer to Disassembly and Assembly, "Crankshaft Main Bearings - Install" .
Remove the remaining main bearing caps (No. 2, 4 and 6) (3) . Remove the lower halves of the main bearings from the main bearing caps.Note: If the crankshaft is turned in the wrong direction, the tab on the bearing will be pushed between the crankshaft and the bearing area in the cylinder block. This can result in damage to the cylinder block and/or the crankshaft.
Install Tool (A) in the hole in the crankshaft journal. Turn the crankshaft in order to remove the upper halves of main bearings (1) .