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 TM 55-1905-223-24-5
(10) Repeat step (2) to remove each bearing cap and bearings.
b. Remove the crankshaft gear (2, FIGURE 4-42), as follows:
NOTE
Inspect the crankshaft gear for wear and damage before removal. If it is in good
condition, do not remove it.
(1) Use the following tools from the gear puller kit, P/N 3375840 to remove gear:
3375834
Gear Puller Assembly
3375839
Jaw
(2) Install the crankshaft gear puller on the gear.
(3) Turn the pressure screw clockwise to remove the gear.
CAUTION
Do not damage the crankshaft when removing the key (1,
(4) Use a flat chisel and hammer to remove the key.
CAUTION
Be careful not to damage the surface of the crankshaft.
c. Remove the crankshaft as follows:
(1) With the main bearing caps, bearings, and shells removed, use a hoist and a lifting strap to
remove the crankshaft.
REPLACE/REPAIR
a. Inspect crankshaft gear:
(1) Visually inspect the crankshaft gear for cracks and broken teeth.
(2) Remove any burrs with fine crocus cloth.
(3) Visually inspect the crankshaft gear fit area for burrs or damage.
(4) Remove any burrs with fine crocus cloth.
(5) Measure the crankshaft bore (FIGURE 4-46). It should be between 3.7557 inches (95.394
mm) and 3.7565 inches (95.415 mm).
(6) Measure the crankshaft gear fit area outside diameter. It should be between 3.7600 inches
(95.504 mm) and 3.7607 inches (95.522 mm).
4-87
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