FRAME 30 - TM-9-2815-210-34-2-20067

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

FRAME

NOTE

R e a d i n g s must be within limits given in table 4-10. The

letter L shows a loose fit and the letter T shows a tight

f i t . If readings are not within given limits, throw away

part and get a new one.

T h e r e are six main bearing journals on crankshaft. They

a r e called by numbers one to six, counting from front to

r e a r of crankshaft. T h e number four main bearing journal

( 3 ) is also called the main thrust bearing journal.

u s i n g gage (internal measuring set) (1) and micrometer (2), measure

w i d t h of main thrust bearing journal (3).

U s i n g outside micrometer (2), measure outside diameter of crankshaft pulley

e n d (4) near rear (5) of crankshaft pulley end.

U s i n g gage (1) and micrometer (2), measure inside diameter (6) of crankshaft

gear (7).

M e a s u r e fit of crankshaft gear (7) on rear (5) of crankshaft pulley end (4).

U s i n g gage (1) and micrometer (2), measure diameter of bore (8) in crankshaft

d a m p e r and pulley (9).

U s i n g micrometer (2), measure outside diameter of crankshaft pulley end (4)

a t front (10) of crankshaft pulley end.

M e a s u r e fit of crankshaft damper and pulley (9) on front (10) of crankshaft

pulley end (4).

GO TO FRAME 31

4-47