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Page Title:
BALANCING PRESSURE PLATE WITH CLUTCH COVER ASSEMBLY |
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 Note. When the overall 1.625-inch dia-
b. Balancing by Drilling Holes. Install as-
meter has been obtained on the four
sembly on suitable balancing fixture and deter-
release fingers, check to be certain
mine where and how much the assembly is out
that all release lever heights are with-
of balance. Remove the required amount of
in 0.015-inch of each other.
metal by drilling 0.687-inch diameter holes in
center of pressure spring bosses on pressure
f. Install Lock Plates. After correct release
plate (fig. 464). Drilled holes must not be less
lever height has been established, remove the
than 0.25- inch to face of pressure plate (fig.
eight 3/8 x 15/16 cap screws and 3/8-inch lock
washers and remove clutch from the flywheel
1.0 ounce inches.
assembly. Install four lock plates (fig. 450) and
secure with eight 5/16 x 1/2 self-tapping cap
screws. Tighten screws to 20 pound-feet torque.
c. Balancing by Adding Weights. If balance
cannot be obtained by drilling plate, drill 0.250
CLUTCH COVER ASSEMBLY
to 0.260-inch diameter hole or holes in clutch
cover (fig. 464) and install balancing weights
a. General. Whenever a pressure plate or
with 1/4- inch self-tapping screws. Maximum
clutch cover is replaced or when resurfacing
thickness of balancing weights must not ex-
of the pressure plate is necessary, the entire
ceed 0.219- inch per screw. Tighten screws to
pressure plate with clutch cover must be bal-
15 pound-feet torque.
anced.
295
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