AR-505 (serv.man10). AR505 Service Manual-Disassemby, Assembly Maintenance - Sharp Copying Equipment Service Manual (repair manual). Page 22

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When assembling, install so that the bearing notches come to the
outside of the frame both in the front and the rear sides.

4

3

1

2

2

1

2

3

No.

Name

Work

item

Cycle

Remark

AR-250/280/281/
285/286/335/336

AR-405

AR-501/505

1

Upper heat roller

Clean

80 K

90 K

125K

Replace

160 K

180 K

250K

2

Lower heat roller

Clean

80 K

90 K

125K

Replace

160 K

180 K

250K

3

Upper separation pawl

Replace

80 K

90 K

125K

4

Lower separation pawl

Replace

80 K

90 K

125K

5

Insulation bush

Check

80 K

90 K

125K

6

Thermistor

Check

80 K

90 K

—

Clean

—

—

125K

7

Upper heat roller gear

Lubricate

80 K

90 K

125K

Replace

160 K

180 K

250K

8

Gears

Lubricate

80K

90 K

125K

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When assembling the upper frame and the lower frame, press the upper frame securely to the lower frame and fix with the screw.
If the frames are fixed loosely, defective fusing and paper wrinkles may occur.

8/6/1999

8 – 22