Rep 4.6 Main Drive Pwb (65-90 Ppm) - Xerox WorkCentre 5790 Series Service Manual

The belt tensioners are of the floating type, and are spring loaded. They should not be locked
down.
2. Lubricate the developer module support pin on the main drive module drives plate with
Plastislip grease, Figure 7.
Lubricate the support pin.
Figure 7 Main drives module
3. Manually rotate the main drive motor to engage the drive between the drives plate and the
inverter transport before tightening the seven mounting screws,
4. Rotate the jam clearance knob 4c and ensure that the registration shaft turns freely.
5. Take care when connecting PJ1 on the IOT PWB, make sure to align the pins correctly.
6. If a new drives module or developer drive gear is installed, reset the developer count to
zero in the HFSI feature screen. Refer to
Xerox® WorkCentre® 5790 Family
CAUTION
Figure 5.
GP 17 High Frequency service Items.

REP 4.6 Main Drive PWB (65-90 ppm)

Parts List on PL 4.10
Removal
Switch off the electricity to the machine,
customer supply while performing tasks that do not need electricity. Electricity can
cause death or injury. Moving parts can cause injury.
Take care during this procedure. Sharp edges may be present that can cause injury.
1. Remove the main drive module,
2. Remove the PJs from the main drive PWB,
Figure 1 Disconnect the PJs
May 2013
4-47
WARNING
GP 14. Disconnect the power cord from the
WARNING
REP 4.5.
Figure 1.
2
Disconnect PJ142.
1
Disconnect PJ146,
PJ154 and PJ151.
Repairs/Adjustments
REP 4.5, REP 4.6