Brother International HL-3400CN Service Manual - Page 203

CHAPTER 6 PERIODIC MAINTENANCE 4.7 Paper Feeding Roller and Separator Pad Replacement Criterion of Replacement The paper feeding roller and separator pad should be replaced with new ones according to the periodical maintenance cycle set out in Table 6-4. When time is due for replacement of the paper feeding roller and separator pad, the following message appears on the control panel. LJ READY 001P T1 REPLACE PF KIT1 NOTE: The message above indicates that the paper feeding roller and separator pad in the original media cassette should be replaced. When the ones in the optional lower tray 1or 2 are replaced, the message such as `REPLACE PF KiT2' or `REPLACE PF KiT3' are displayed. They also should be replaced when paper feed jams occur. Work Procedure (1) Whenever paper feed jams occur, confirm the cause by following the information in Section 3 of Chapter 8. (2) If the paper jam still occurs, replace the paper feeding roller and separator pad referring to Section 4.6.5 of Chapter 7. ( Paper feeding roller Fig. 6-29 Separator pad A CAUTION • This is one of the periodic replacement items, not customer service. it should be implemented upon request of the customer or at periodic maintenance. • After replacement, confirm the improvement ofpaperjam problems by test printing. 6-32