Ricoh FW780 Service Manual - Page 407
Replacement And Adjustment, Drum Unit, Drum Replacement
View all Ricoh FW780 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 407 highlights
DRUM UNIT 5. REPLACEMENT AND ADJUSTMENT 5.4 DRUM UNIT 5.4.2 DRUM REPLACEMENT [D] [E] [C] [F] [B] [H] Replacement and Adjustment [G] [B] [A] B047R539.WMF 1. Remove the drum unit. 2. Remove the pulley [A] (1 C-ring). 3. Remove the 2 bearing holders [B] (2 screws each). NOTE: Be careful not to scratch the drum with the pick-off pawls when removing or reinstalling the drum. 4. Remove the drum [C] with the drum shaft. 5. Loosen the drum knob [D] by turning it clockwise as shown. 6. Remove the drum flange [E]. 7. Replace the drum with new one. NOTE: 1) When reinstalling the gear [F], make sure that the direction of the projection of the gear is on the drum side. 2) When re-installing the bearing holders, make sure that the right bearing holder [G] has two mylar seals [H] attached. The mylar seals determine the position between the drum unit and copier side plate. This also helps to ensure an even image density on the copy. SM 5-1 B047/B048