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8. Rotate wheel counterclockwise until belt retaining clip is
within a few inches of the wheel bearing beam (see
Fig. 193).
9. Lift and remove the belt from the wheel rim between a
point opposite the pulley and belt retaining clip and
stretch over pulley (see Fig. 194).
10. Rotate wheel clockwise until the belt is fully stretched
onto pulley and wheel rim.
11. Remove belt retaining clip and rotate wheel by hand two
rotations while observing that belt is not twisted as it en-
ters pulley. Also ensure that belt is tracking midway be-
tween outer edge of rim and seal plate, or in belt guide
channel where provided.
12. Apply power to cassette and observe belt tracking under
power.
a39-2997
Fig. 190 — Belt Attached to Wheel Rim
a39-2998
Fig. 191 — Belts Linked Together
BELT RETAINING
CLIP
a39-2999
Fig. 192 — Detail of Belt Retaining Clip
and Segment Retained Latch
Fig. 193 — Detail of Belt Retaining Clip Location
Fig. 194 — Belt Removal
OTHER MAINTENANCE
Wheel drive motor bearings are pre-lubricated and no further lu-
brication is necessary.
The wheel drive pulley is secured to the drive motor shaft by a
combination of either a key or D-slot and setscrew. The setscrew
is secured with removable locktite to prevent loosening. Annually
confirm that the set screw is secure.
The wheel drive belt is a urethane stretch belt designed to provide
constant tension through the life of the belt. No adjustment is re-
216
SEGMENT RETAINER
LATCH
a39-3000
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