Rep 5.5 Nudger Roll - Xerox Phaser 790 Service Manual

Replacement
1. Perform the procedure for removal in reverse. During replacement, pay close attention to
the following step.
2. The One Way Clutch is attached to the Gear. Install the Gear so that the shaft rotates
freely in counterclockwise (CCW) direction, and it is locked in the clockwise (CW) direc-
tion. (Figure 3)
Rotates freely
in this direction
Figure 3 One Way Clutch Rotation
Repairs and Adjustments
REP 5.4, REP 5.5

REP 5.5 Nudger Roll

Parts List on PL 17.3
Removal
To avoid personal injury or shock, do not perform repair activities with the power switch
on or electrical power applied to the machine.
1.
2.
3.
4.
1
Use a scribe to mark the
motor position, then
remove the three screws on
the Drive Motor
Locked in
this direction
2
Move the Drive Motor in
the direction indicated
10/00
4-26
WARNING
Switch off the machine power and disconnect the machine Power Cord.
Remove the ADF Front Cover.
Remove the ADF Rear Cover.
Reduce the tension of Nudger/Feed Roll Drive Belt. (Figure 1)
4
Loosen two
screws and
reduce the belt
tension
Figure 1 Reducing Drive Belt Tension
3
Loosen the screw
holding the Belt
Tension Idler Roll,
raise the Idler
Roll, and tighten
the screw
Initial Issue
Phaser 790/DocuColor 2006