Technical information

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON CLC5000 REV.0 JAN. 2001
CHAPTER 5 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
5-96
3.4.14 The copy has poor fixing.
Upper roller, Lower roller
1) Is the problem in the same direction as the feeding direction of the
copy?
YES: 1. Check the upper/lower roller of the fixing assembly for
scratches.
2. Check the separation claw to see if it is positioned correctly.
Heater
2) Does the heater (H1, H2) turn ON at power-on?
NO: See “The fixing heater fails to operate.”
Oil application
3) Is oil applied evenly over the upper roller of the fixing assembly?
NO: • Check the oil application assembly.
• Check the oil supply from the oil case.
Insulating bush, Bearing
4) Are the insulating bush and the bearing installed properly?
NO: Re-install them.
Nip, Thermistor
5) Is the nip between the upper roller and the lower roller of the fixing
assembly within specification?
NO: Adjust the nip.
YES: Check the thermistor for a fault.