Oki OKIOFFICE84 Maintenance Manual page 231

Troubleshooting flow chart 14:
Poor fusing
Is the paper OKI
specified grade?
Is the (Bias)
spring normal?
(Tension: 2.5 kg)
Is the contact of the fuser
unit contacted with the contact
assembly prolerly?
Check the thermister, the heater
(inside the fuser unit),
MCNT board and Power Supply Unit.
No
Yes
No
Yes
No
Yes
7 - 43
Use paper of OKI
specified grade.
Repair the pressure roller
spring.
Adujust the contact of the
fuser unit to contact the
contact assembly properly.
40672201TH Rev. 4