TM 9-4520-251-14
4-35 FLYWHEEL (CONT)
Location/Item
Action
Remarks
NOTE
To remove small cast iron flywheels without puller holes, support the fly-
wheel with a gloved hand, exerting an upward pull. Using a rawhide ham-
mer, strike the outside rim of the flywheel with a sharp blow. Several blows
may be required on an extremely tight flywheel.
4.
Flywheel
Remove flywheel (5) and key (6).
and key
for damage. If damaged, replace.
INSTALLATION
Inspect key
DO NOT use a steel key under any circumstances.
NOTE
The flywheel is located on the crankshaft with a special metal key. It is held
in place by a Belleville washer and nut. The flywheel key must be in good
condition to assure proper location of the flywheel for ignition timing. Use
only the soft metal key, as originally supplied.
5.
6.
7.
The keyway
Flywheel and
key
Starter pulley
and spring
washer
Flywheel nut
and washer
in both flywheel and crankshaft
Install flywheel (5) using
key (6) on engine crank-
shaft.
Install spring washer
(4) and starter pulley (3).
Using flywheel holder,
install washer (2) and
nut (1). Torque nut
to 60 ft lb (81.4 N•m).
NOTE
should not be distorted
Mount blower housing on engine as described in paragraph 4–33. Mount
engine on support as described in paragraph 4–22.
4-81
