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2KN/2KP
1-5-70
(8) Detaching and refitting the heat roller
Follow the procedure below to replace the heat roller.
Procedure
1. Remove the fuser unit (see page 1-5-58).
2. Release the fuser pressure.
3. Remove the fuser heater M, S and L with
the rear fuser housing (see page 1-5-66).
4. Remove the C ring, heat roller gear and
fuser joint gear of the fuser unit rear.
Figure 1-5-143
5. Remove each screw of the fuser unit front
and rear, and then remove the heat roller
retainer.
Figure 1-5-144
6. Remove each bearing of the fuser unit front
and rear.
7. Remove the heat roller from the fuser unit.
8. Remove each bush from the heat roller front
and rear.
9. Replace the heat roller and attach the roller
to the fuser unit.
10. Refit the C ring, heat roller gear and fuser
joint gear to the fuser unit.
11. Refit the fuser heater M, S and L, and the
rear fuser housing to the fuser unit.
12. Set the fuser pressure.
13. Refit the fuser unit.
Figure 1-5-145
Heat roller gear
Fuser joint gear
C ring
Heat roller
retainer
Heat roller
retainer
Heat roller
Bush
Bearing
Fuser unit
Bearing
Bush
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
Page 520: ......
Page 521: ......