Konica Minolta bizhub 421 Service Manual

3. PERIODIC CHECK
72
Field Service Ver.2.0 Mar. 2009
bizhub 501/421/361
3.13.2 Replacing the loop roller, the loop bearing, the registration roller /Rt, and the registration
bearings /Rt and /Lt
A. Periodically replaced parts/cycle
• Loop roller : Every 1,250,000 prints *1
: Every 900,000 prints *2
• Loop bearing : Every 1,250,000 prints *1
: Every 900,000 prints *2
• Registration roller /Rt : Every 1,250,000 prints *1
: Every 900,000 prints *2
• Registration bearing /Rt : Every 1,250,000 prints *1
: Every 900,000 prints *2
• Registration bearing /Lt : Every 1,250,000 prints *1
: Every 900,000 prints *2
*1 501/421
*2 361
B. Procedure
1. Open ADU.
(See P.138)
2. Open the conveyance unit.
(See P.29)
3. Remove the developing unit from the main body.
(See P.37)
4. Remove the drum unit from the main body.
(See P.29)
5. Remove the front cover from the main body.
(See P.144)
6. Remove the suction cover /2 assy.
(See P.42)
7. Remove the 2 connectors [1].
50gaf2c175na
[1]

Konica Minolta bizhub 421 Specifications

General

Brand	Konica Minolta
Model	bizhub 421
Category	All in One Printer
Language	English