Pm Tables; Optics; Drum Area; Paper Feed - Ricoh B121 Service Manual

2. PREVENTIVE MAINTENANCE

2.1 PM TABLES

NOTE: 1) After preventive maintenance work, reset the PM counter (SP7-804-
001).
2) PM intervals (60k, 80k, and 120K) indicate the number of prints.
Key: AN: As necessary C: Clean R: Replace L: Lubricate I: Inspect

Optics

Reflector
1st mirror
2nd mirror
3rd mirror
Scanner guide rails
Platen cover
Exposure glass
Toner shield glass
APS sensors

Drum Area

PCU
Drum
Developer
Charge roller
Cleaning brush (charge roller)
Cleaning blade (OPC drum)
Pick-off pawls
Transfer roller
ID sensor

Paper Feed

Paper feed roller (each tray)
Friction pad (each tray)
Bottom-plate pad (each tray)
Paper feed roller (bypass tray)
Friction pad (bypass tray)
Bottom-plate pad (by-pass tray)
Registration rollers
Relay rollers
Paper feed guides
Paper-dust Mylar
SM
EM 60k AN
120k
C
C C
C C
C C
C
I C
C C
C
C
EM 60k
I
R
R
R
R
R
R
C
EM 60k
C
C
C
C
C
C
C
C
C
C
2-1
NOTE
Optics cloth
Optics cloth
Optics cloth
Optics cloth
Do not use alcohol.
Replace the platen sheet if necessary.
Blower brush or alcohol
Blower brush or alcohol
Blower brush
Blower brush
120k AN
R
C Blower brush
120k AN
R C Clean with water or alcohol.
R C Clean with water or alcohol.
C Clean with water or alcohol.
C Clean with water or alcohol.
C Clean with water or alcohol.
C Clean with water or alcohol.
C Clean with water or alcohol.
C Clean with water or alcohol.
C Clean with water or alcohol.
C Clean with water or alcohol.
B121 Series/B259 Series
PM TABLES
NOTE
NOTE