TM-5-4310-389-14
3.
Pressure Plates. Inspect the friction surfaces on the clutch body and pressure plate for being flat, smooth,
and free from cracks and head checks. The drive bosses and keyway of the clutch body and the adjusting
ring threads and boss notches of the pressure plate should be examined for wear, and if worn excessively,
should be replaced.
4.
Inspect the inner face and threads of the adjusting ring for wear or damage. If worn excessively, replace
adjusting ring.
5.
Pins and Pin Holes. Examine all lever and link pins and pin holes in links, release levers, release sleeve,
and pressure plate for wear. If pins and pin holes in parts are worn excessively, the parts must be
replaced.
6.
Lock. Inspect the fingers of the adjusting ring lock for wear. Replace lock if fingers are worn excessively
or have been damaged. Lock must have sufficient tension to hold adjusting ring from turning when clutch
is operating.
7.
Clutch Release Sleeve and Collar. Examine the wearing surface of the release sleeve collar and the
mating surface on the release sleeve. If parts show excessive wear, they must be replaced.
8.
Clutch Release Yoke. Inspect the surface of the clutch release yoke fingers and mating trunnions on the
release sleeve collar for wear. If parts are worn excessively, they must be replaced.
9.
Clutch Drive Shaft. Examine threads, keyways, and pilot bearing surface of the drive shaft.
10.
Separator Springs. Check the pressure plate separator springs for being broken or weak. Approximate
spring pressure is 15 to 20 lbs with the spring compressed to 13/16 of an inch.
b.
Clutch Reassembly. With all the clutch parts cleaned and inspected and the necessary parts on hand, the power
take-off may be reassembled as outlined in the following: Clutch Assembly having cleaned, inspected, and
replaced all worn parts, assemble clutch as follows:
1.
Place clutch body (53) on a workbench with hub end (release lever bosses) of pressure plate up.
2.
Place clutch pressure plate separator springs (52) in holes provided in plate next to release lever bosses.
NOTE
If whole ring facing is to be used, it must be installed at this time.
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