Transfer Drum Replacement - Brother HL-3450CN Service Manual

CHAPTER 6 PERIODIC MAINTENANCE
4.8

Transfer Drum Replacement

Criterion of Replacement
The transfer drum should be replaced with a new one according to the periodical
maintenance cycle set out in the Table 6-4.
When time is due for replacement of the transfer drum, the following message appears on
the control panel.
It should be also replaced when an image failure occurs due to transfer drum damage.
Work Procedure
(1) Whenever an image failure occurs, confirm the cause by following the information in
Section 5 of Chapter VIII.
(2) If the image failure still occurs, replace the transfer drum referring to Section 4.2.10 of
Chapter 7.
N
This is one of the periodic replacement items, not customer service. It should be
implemented upon request of the customer or at periodic maintenance.
N
After replacement, confirm the improvement of print quality failure by test printing.
REPLACE TRF DRUM
Transfer drum
Fig. 6-30
CAUTION
6-34