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 TM 10-3930-660-24-2
CRANKSHAFT MAINTENANCE - CONTINUED
0271 00
REMOVAL - CONTINUED
10.
Remove fourteen capscrews (12), then remove seven main bearing caps (13) from crankshaft (14).
11.
Remove and discard lower half of main bearings (15) from bearing caps (13).
12.
If necessary, remove fourteen ring dowels (16).
CAUTION
Use only nylon straps, or equivalent, to remove crankshaft from cylinder block. Be sure that nothing hard
contacts the machined surfaces of the crankshaft. A scratched or damaged crankshaft could cause premature
engine failure.
WARNING
Use caution when handling heavy parts. Provide adequate support and use assistance during procedure.
Ensure that any lifting device used is in good condition and of suitable load capacity. Keep clear of heavy
parts supported only by lifting device. Failure to follow this warning may cause injury or death.
NOTE
The crankshaft assembly weighs approximately 123 lb (56 kg).
13.
Attach nylon or equivalent straps to the crankshaft (14).
CAUTION
Be careful not to damage or scratch the crankshaft during removal.
14.
Attach lifting straps to a suitable hoist. Slowly and
carefully lift crankshaft (14) from the cylinder block.
15.
Place crankshaft (14) in a clean, dry work area.
16.
Remove and discard upper half of main bearings (17)
from main bearing positions (1 thru 5 and 7).
17.
Remove and discard thrust bearing (18) from no. 6
main bearing location in the block.
17
18
16
14
13
15
12
409-903
0271 00-4
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