Section 6 Maintenance HP7A Manual
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6-11
V-Belt Adjustment and Removal
Disconnect all electrical and air power before making any repairs.
V-Belt Adjustment
Remove the wedge shaped cover on top of the rocker arm. Loosen the 4 motor bracket mounting screws
from the top of the rocker arm. Push the motor back until there is approximately 1/2 inch deection of the
v-belt. Measure deection midway between the motor and the gear housing.
NOTE: Do not over tighten belt.
Tighten the motor mounting plate. Replace the front cover and tighten its screws.
V-Belt Removal
Remove the wedge shaped cover on top of the rocker arm. Loosen the 4 motor bracket mounting screws
from the top of the rocker arm. Slide the motor forward. Remove pivot pin from air cylinder. Retract
cylinder rod. Remove V-belt through the stop rod slot in the top of the rocker arm.
Installation of the new belt is the reverse. See above for V-belt adjustment.