Ricoh C231 Service Manual page 350

MAINTENANCE TABLE
Interval
Item
Drum and Ink Supply
Cloth Screen
Ink Roller One-way
Clutch
Drum Drive Gears
and Cam [D]
Ink Pump Gears [E]
In/Outside of Drum
Ink Nozzle
Others
Main Drive Timing
Belt Tension
Printing Pressure
Spring Hooks [F]
Press Roller
Release Lever
Position
ADF (Option)
DF Feed Rollers
[E]
[F]
C231/C237/C238
Time
6M 1Y 2Y 3Y
R
L L L
L L L
C C C C
C C C C
A
L L L
A
C C C C
2-2
Print Counter
2M 2.4M 3M
1M 1.2M
R R
[D]
[A]
EM NOTE
R 3.8.5
Grease
(Alvania
#2)
Motor Oil
(SAE #20)
Alcohol
Alcohol
3.8.9
Grease
(Alvania
#2)
Dry Cloth
[C]
C238P001.WMF
[B]
SM