c.
Examine the clutch FACINGS for being scored, burned or cracked; inspect driving TEETH for wear or damage
and measure thickness of the facings. Replace any clutch facing that is badly scarred, burned, or has driving
teeth which are worn and/or damaged, or if the facing thickness is worn to under 5/16 of an inch.
d.
Inspect the FRICTION SURFACES on the clutch body and pressure plate for being flat, smooth, and free from
cracks and heat 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.
e.
Inspect the INNER FACE and THREADS of the adjusting ring for wear or damage. If worn excessively, replace
adjusting ring.
f.
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, parts must be replaced.
g.
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.
h.
Examine the WEARING SURFACE of release sleeve collar and mating surface on release sleeve. If parts show
excessive wear, they must be replaced.
i.
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.
j.
Examine threads, keyways, and pilot bearing surface of drive shaft.
k.
Check the pressure plate separator springs for being broken or weak. Approximate spring pressure is 15 to 20
lbs. with spring compressed to 13/16 of an inch.
4-6.2.4 Assembly.
NOTE
Use steps a. through n. to assemble the clutch assembly, then the remaining steps to
assemble the power take-off assembly.
a.
Place the clutch body (H1) on workbench with hub end (release lever bosses) of pressure plate up. Place clutch
pressure plate separator springs (H36) in holes provided in plate next to release lever bosses.
b.
Place the pressure plate (H3) on top of the clutch body (smooth face down) with notches in pressure plate in line
with the release lever bosses of the clutch body, then lower pressure plate down on the three pressure plate
separator springs (H36).
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