FRAME 75

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

FRAME 75

NOTE

M a i n bearing caps (1), main bearing halves (2), and

m a i n bearing saddles (3) are called by numbers one to

s e v e n counting from front to rear of crankcase (4).

Take out t w o bolts and washers (5) and take out number one main bearing

c a p ( 1 ) . T a k e off two main bearing halves (2).

C h e c k that 75 percent of surface (6) of number one main bearing cap (1) is

c o a t e d with Prussian blue. I f less than 75 percent of surface of number one

m a i n bearing cap is coated with prussian blue, main bearing halves (2) are

worn out.

C h e c k that 75 percent of surface of number one main bearing saddle (3) is

coated with Prussian blue. If less than 75 percent of surface of number one

m a i n bearing cap is coated with Prussian blue, main bearing halves (2) are

worn out.

D o steps 1, 2, and 3 again for all other main bearing caps (1).

IF ANY MAIN BEARING HALVES ARE WORN OUT, GO TO FRAME 76.

IF NO MAIN BEARING HALVES ARE WORN OUT, END OF TASK

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