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 TM 10-3930-660-24-2
CRANKSHAFT MAINTENANCE - CONTINUED
0271 00
INSTALLATION - CONTINUED
4.
Attach nylon or equivalent straps to the crankshaft.
5.
Attach lifting straps to hoist. Slowly and carefully move crankshaft to the cylinder block.
6.
Slowly lower crankshaft into cylinder block. Be careful not to scratch the crankshaft journals.
7.
Check that the crankshaft gear-to-camshaft gear timing marks are aligned. Allow crankshaft to firmly rest against the
upper main bearing halves.
8.
Place new lower main bearing halves (15) in bearing
15
caps (13) with bearing tab in groove of cap.
9.
Place a piece of plastigage on the surface of each new
lower main bearing half (15).
13
409-912
10.
Apply clean lubricating oil to threads of capscrews (12), then install seven bearing caps (13) and fourteen capscrews
(12).
NOTE
FLYWHEEL
12
The number of the bearing cap must corre-
13
spond to the number in the cylinder block
7
and it must be facing towards the oil
6
cooler side of the engine.
5
11.
The main bearing capscrews (12) must be tightened
FAN
evenly in a series of three steps, and in the sequence
4
shown in this illustration. The torque values for each
step are shown below.
3
409-913
0271 00-9
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