Ricoh pro c901 - Page 394

Technical Bulletin PAGE: 5/5
Reissued:05-Mar-14
Model: Aries-P1.5/C1.5
Date: 01-Mar-13
No.: RM077086c
Table 3
Cause
No.
Symptom
Action
Note
High friction
between the
drum and
cleaning blade
1
SC39x after power-on
Power Off-On
Symptom occurs only
immediately after
machine power-on.
2
Stopper seal on the
cleaning unit is twisted
and/or loose.
Correct the sealing. If
the seal cannot be
corrected, replace the
cleaning unit.
Loose seal causes
higher friction.
3
SC39x immediately
after installing a new
drum
Lubricate the drum.
Insufficient lubricant
causes higher friction.
Compressed
developer
between the
dev roller and
drum as a result
of system
forced
termination
4
SC39x following a
Jam037
Manually rotate the
dev roller (clockwise
viewed from front) to
remove the
compressed
developer.
Jam037 (fusing unit) is
a system forced
termination status;
highly likely to cause
compressed developer
between the
components.
5
SC39x as a result of
opening the front
doors before a
complete machine
stop
Same as above
No front door open
while machine is
working.
Excess
developer in the
development
unit
6
Excess developer on
dev roller
Completely remove
the developer from the
development unit and
replace with brand
new developer.
・ Incomplete
developer
replacement causes
the developer to
increase in the unit.
・ See RM077072 for
details on how to
completely clear out
the developer from
the unit.
Toner blocking
in the drum
cleaning unit
7
Toner clogged
between the brush
roller and toner
collection coil
Replace the old drum
cleaning unit
(M0773601) with the
new unit (M0773602)
See RTB
RM077102.