Service Manual
8-11
Field Replaceable Unit Disassembly/Assembly
8
Y-axis motor belt and Y-axis drum drive belt
6.
Loosen the Y-axis drum drive belt tensioner.
7.
Remove the outer drum bearing on the left end of the drum shaft. The
bearing is held in place by two screws.
8.
Remove the screws securing the outer plate of the left drum frame.
The screws secure the outer plate to the six frame standoffs. Remove
the plate.
9.
Remove the E-ring securing the Y-axis motor pulley to its shaft. Slide
the Y-axis motor belt off of the Y-axis drive gear. Slide the Y-axis motor
pulley and the Y-axis drive belt off the pulley shaft.
Reverse these steps to install the Y-axis motor. Tension the Y-motor belts to 5 kgs
(11 lbs) as detailed in the Chapter 9 topic, “Y-axis motor belt and drum belt
tension” on page 9-7.
Figure 8-10 Removing the drum’s left outer plate, outer bearing Y-axis motor pulley
and Y-axis belts
Y-axis drive
belt
Loosen
tensioner
Outer
bearing
Left outer
plate
Y-axis motor
belt
Y-axis motor
pulley
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