TM 55-1930-209-14&P-21
d. Using high pressure air, blow all dust and dirt out of clutch housing.
e. Using a strong light, inspect interior of clutch housing for defects. Inspect clutch friction plate ensuring even wear
and adequate thickness. Check lube lines for damage.
f.
Check operation of clutch lever mechanism.
g.
Using a dial gage, check shaft runout for evidence of excessive play between bearings and shaft.
NOTE
If above inspections reveal no discrepancies and there is no prior evidence of clutch malfunction,
assembly should not be further disassembled.
h. If clutch assembly failed any previous inspection or was removed for a malfunction such as an inability to adjust
clutch, proceed with disassembly as follows:
(1) Remove operating shaft and throwout fork from housing (Figures 5-39 and 540).
(2) Remove the six capscrews retaining sliding sleeve carrier. Using jack screws in two tapped holes
provided, separate carrier from clutch housing and remove carrier with input shaft.
(3)
Press input shaft and input shaft bearing out of sliding sleeve carrier.
(4)
Remove impeller lock nut, lock washer and spacer and press impeller out of impeller bearing.
(5)
Remove six socket head capscrews retaining seal carrier to end plate and remove seal assembly.
(6)
Remove impeller bearing.
(7)
Refer to Figure 5-41 and disassemble the remainder of clutch.
5-85 Clutch assembly Inspection and repair
a. Wash all metal parts in a suitable cleaning solvent and dry thoroughly.
b. Inspect shaft splines for excessive wear or damage. Using a fine grit emery cloth remove any light scoring
marks and burrs. Replace shaft if scoring marks cannot be removed by above procedure.
NOTE
The shaft should be turned frequently when using emery cloth to avoid flat spots.
c. Inspect clutch driving plate splines for excessive wear, chipped splines and other damage. Replace driving plate
if splines are damaged.
5-96
