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4. Install the new azimuth motor with the belt
positioned around the outer lip of the motor hub
(see Figure 5-25). Reinstall the screws, washers,
and locking nuts that you removed in Step 3, but
do not tighten them yet.
5. Slide the motor to adjust the belt tension for a
maximum of
1
⁄8" (3 mm) deflection with moderate
finger pressure between the motor hub and
antenna pulley. Tighten the screws and locking
nuts using an
11
⁄32" nut driver/socket. Some
readjustment may be necessary if the belt tension
results in excessive vibration.
6. Reinstall the shield that you removed in Step 2.
7. Reconnect the motor cable that you removed in
Step 1.
Maintenance
54-0198
109
Figure 5-25
Azimuth Motor and Belt
Figure 5-26
Azimuth Belt
#8-32 Locking Nuts
and Washers
(x 4)
Motor Hub
Azimuth Belt
Azimuth Belt
Antenna Pulley