TM 9-4910-663-12
(2) Secure control panel assembly with screws.
(3) Inspect knobs for damage.
(4) Inspect terminals for damage.
4-10.
Disassembly.
a.
(1) Disconnect main power source.
(2) Remove screws that secure two cabinet rear covers and remove
covers.
b.
Inspection.
(1) Check to see that ground strap (5), located at the base of
the varidrive assembly. is secure.
(2) Check to see that cable insulation is not hard, brittle,
spongy, oil soaked, cracked, frayed, or otherwise deteriorated.
(3) Check to see that tachometer generator (6, fig 3-1) is
secure.
(4) Inspect rear panel and access cover for noticeable bulging,
distortion, tears, and splits.
(5) Check to see that all accessories are secure.
(6) Check to see that all parts of oil sight gage (11, fig 3-1)
are secure so as to prevent loss of lubricant.
(7) Remove varibelt cover, located on the back of the varidrive
assembly.
(8) Inspect varibelt for cracking, splitting, fraying, and for
stretching or wear on sides. If any of these conditions are noted,
varibelt is unserviceable. Refer to direct support for replacement.
(9) On part number 7458-4, inspect grease lines and fittings
for cracks, splits, fraying, or leakage. Tighten loose fittings
and lines, as necessary. Refer other problems to organizational
maintenance for replacement.
Assembly.
c.
(1) Install varibelt cover.
(2) Install two cabinet rear covers, and secure covers with
screws.
Change 1
4-9/(4-10 blank)