Xerox 7142 Service Manual - page 219

RJ-901C/RJ-900C 　 Maintenance Manual

7 Adjustment

7-21

7.4 PF Speed Reduction Belt Tension Adjustment

This section describes the procedure to adjust the tension of the PF speed reduction belt.

When you have removed and installed the PF speed reduction belt, such as for PF motor removal, always 

adjust the PF speed reduction belt tension.

Using PF belt tension adjustment jig, adjust the PF encoder position and the PF belt tension. 

7.4.1

Jigs and Tools

The jigs and tools required for PF speed reduction belt tension adjustment are as follows.

•  Tension gauge (4000gf, 40N)

TIP

"10.4 Jigs and Tools" p.10-7

7.4.2

Adjustment Procedure

To adjust the PF speed reduction belt tension, follow the steps below.

1. Hook the tip of the PF belt tension adjusting gauge to the PF motor shaft.

No.

Part name

1

PF belt tension adjusting gauge

2

Tension base

3

PF bracket

4

PF motor