MAIN BEARING CAPS, CRANKSHAFT ASSEMBLY, AND MAIN BEARINGS.

TM 9-2815-210-34-2-1

3 - 4 8 . MAIN BEARING CAPS, CRANKSHAFT ASSEMBLY, AND MAIN BEARINGS.

CAUTION

I t is easy to damage the equipment if you do

n o t know what you are doing. Do not try to

do this task unless you are experienced at it,

or you have an experienced person with you.

FRAME 1

NOTE

M a i n bearing caps are called by numbers one to seven

counting from front to rear of engine. The number four

main bearing cap (6) is called thrust main bearing cap.

Using center punch, put two punch marks (1) on camshaft side of number

two main bearing cap (2).

Using center punch, put three punch marks (3) on camshaft side of number

three main bearing cap (4).

Using center punch, put four punch marks (5) on camshaft side of thrust

main bearing cap (6).

U s i n g center punch, put five punch marks (7) on camshaft side of number

five main bearing cap (8).

Using center punch, put six punch marks (9) on camshaft side of number

six main bearing cap (10).

NOTE

The number seven rear main bearing cap does not

n e e d punch marks because it can only go on one way.

GO TO FRAME 2