INSTALLATION - TM-10-3930-644-14-P0190

TM 10-3930-644-14&P

D. INSTALLATION

After proper heating, start the ring gear on the

flywheel so, when installed the chamfered ends of the

1. Flywheel Housing

teeth engage with the drive pinion of the starter

motor. Drive the ring gear down tight against the

Install flywheel housing by sliding housing on studs,

shoulder of the flywheel. Allow the ring gear to cool

making certain mating surfaces of flywheel housing

slowly. DO NOT cool with water.

and cylinder block are clean and smooth. Remove

studs and secure mounting capscrews.

3. Flywheel

Prior to installing a new flywheel, check the timing

Before installing starter motor and transmission, it is

marks on both the old and the new flywheels. Install

good practice to dial indicate housing and check for

correct timing mark or plate on flywheel. The flywheel

housing run-out. Total run-out should never exceed

can be installed in only one position because of the

.008".

offset capscrew hole.

2. Ring Gear

When assembled, mount the indicator on the flywheel

so that it contacts the housing face, and turn the

The ring gear is uniformly heated to approximately

crankshaft, at the same time holding against it to

counteract end play. The maximum indicator reading

475F. (Dark yellow heat visible In the dark) so that It

must not exceed .008".

can be shrunk fit on the flywheel which should be at

room temperature. Do not heat ring gear to a bright

Torque as specified in Topic

FITS

AND

red, since at that excessive temperature the heat

TOLERANCES, Paragraph D.

treatment given the ring gear at the factory would be

destroyed.

R-104-1

3-25