Xerox Phaser 790, Service Manual

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10/00
4-119
Phaser 790/DocuColor 2006
REP 10.10
Repairs and Adjustments Initial Issue
REP 10.10 Heat Roll
Parts List on PL 8.3
Removal
WARNING
To avoid personal injury or shock, do not perform repair activities with the power switch
on or electrical power applied to the machine.
1. Switch off the machine power and disconnect the machine Power Cord.
2. Remove the Main Fuser Assembly (REP 10.2).
3. Remove the Upper Guide Assembly (REP 10.3).
4. Remove the Upper Plate (REP 10.4).
5. Remove the Heat Roll Heat Lamp (REP 10.5).
CAUTION
Be careful not to damage the surface of the Heat Roll while removing the roll.
6. Remove the Heat Roll (Figure 1).
Replacement
1. Reinstall the Heat Roll in the reverse order of removal.
2. Check the Fuser Nip (ADJ 10.1).
Figure 1 Removing the Heat Roll
1
Loosen the screw at
front and at rear,
until the bottom of
screw is aligned with
bottom of nut
2
Remove the Ring
securing the Gear
at the rear
3
Remove the
rear Gear and
Bearing
4
Remove the Ring securing
the Gear at the front then,
remove the Bearing
5
Disengage the roll at the
front by moving it toward
the rear, then remove the
Heat Roll