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TM 5-4320-305-24
3-6. REPLACE ENGINE ASSEMBLY (Continued)
NOTE
Adjustment (timing) can be accomplished with engine in position
(mounted on pump and trailer) or engine removed.
ADJUSTMENT:
WARNING
Severe injury may result from contact with rotating engine parts, V-
belts, or fan. Shut off the engine when it is necessary to inspect,
service, or perform maintenance on any moving parts.
CAUTION
During the following timing procedures the engine V-belt pulley and
crankshaft will be rotated clockwise and/or counterclockwise.
Carefully read the timing instructions.
NOTE
Use the following procedure to determine TDC (top dead center).
Normal running direction of engine, flywheel, and crankshaft is
clockwise when facing the V-belt pulley end of the engine.
The cylinders are numbered one through six, starting with the
cylinder at the flywheel end of the engine.
Cylinder firing order is 1-5-3-6-2-4.
1
Remove rocker chamber cover from cylinders number one and two.
Change 1 3-25
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