Installation - continued - TM-10-3930-673-340182

TM 10-3930-673-34

3-9. CRANKSHAFT MAIN BEARINGS REPLACEMENT (CONT)

(d)

Apply Lubriplate 105 to the inside

surface of upper bearing half (5). Do

not lubricate the side that is against

the cylinder block bearing bore.

(e)

Install one bearing set at a time.

Install upper bearing half (5) over

the crankshaft journal such that the

bearing tab will fit into the notch in

cylinder block. If used main bearing

is being installed, install main

bearing half in the same position it

was removed from. If a new bearing

is being installed, use the correct

TR01422

size bearing as determined in

Step (2) above.

(f)

Insert bearing removal/installation

tool into bearing journal oil hole so

that it will push against tab end of

bearing.

CAUTION

If the crankshaft is turned in the

wrong direction, the bearing tab will

be pushed between the crankshaft

and bearing area in the block. This

could cause damage to the block and

the crankshaft.

TR01418

(g)

Slowly turn crankshaft (1) in the

correct direction until upper bearing (5) tab is in the cylinder block notch.

(h)

Remove bearing removal/installation tool from crankshaf t (1) oil hole.

(i)

Place lower bearing half (6) into

bearing cap (3) that it was removed

from. If a new bearing is being

installed, use the correct size

bearing as determined in Step (2)

above. Apply Lubriplate 105 to

inside surface of lower bearing half.

TR01423

3-80