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TM 10-3930-660-34
3-9. CRANKSHAFT MAIN BEARINGS - REPLACE (Contd)
g.
Apply a light coat of lubricating oil on
threads of capscrews (1).
h.
Install bearing (4), bearing cap (2) and two
capscrews (1) on the number one bearing
bore in the cylinder block.
i.
Alternately tighten two capscrews (1) to
final torque value in these three steps:
Step
Torque Value
1 .....................................................................44 lb. ft.
2 .....................................................................88 lb. ft.
3 ...................................................................129 lb. ft.
j.
Check number 1 main bearing clearance,
STEPS 2a and 2b.
k.
Remove number 1 main bearing, STEPS
4b, 4c, and 4d.
6.
CHECK NUMBER 7 MAIN BEARING (3 AND 4)
CLEARANCE.
a.
Install number 7 main bearing, STEPS la
through lj.
b.
Alternately tighten capscrews (1) to final
torque value in these three steps:
Step
Torque Value
1 .....................................................................44 lb. ft.
2 .....................................................................88 lb. ft.
3 ...................................................................129 lb. ft.
c.
Check bearing clearance, STEPS 2a
through 2f.
3-78
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