2RV/2RW/2RX/2RY/3RA-3
7-113
(8) Abnormal sound from the lower side than the fuser exit section
Friction sound between the lower exit roller bushing and stop ring due to adhesion of dirt and foreign objects
(9) Abnormal sound from the upper side of the fuser exit section
Friction sound between the lower exit pulley and shaft due to adhesion of dirt and foreign objects
(10)Abnormal sound from the fuser section
Dirt at the fuser section, foreign object adhesion, contact of parts
(11)Abnormal sound from inside the machine
Toner shutter open/close failure of the toner container, toner quantity lack, or toner aggregation
Step Check description Assumed cause Measures Reference
1 Cleaning and applying the
grease
The lower exit roller, bush-
ing, stop ring, etc. are dirty
or foreign objects adhere
to them.
Clean the lower exit roller,
bushing, stop ring, etc. and
apply heat-resistant grease.
2 Replacing the fuser unit The fuser unit is faulty. Replace the fuser unit.
Step Check description Assumed cause Measures Reference
1 Cleaning and applying the
grease
The pulley or the shaft is
dirty, or foreign objects
adhere on them.
Clean the lower exit roller and
shaft, and apply heat-resis-
tant grease.
2 Replacing the fuser unit The fuser unit is faulty. Replace the fuser unit.
Step Check description Assumed cause Measures Reference
1 Cleaning and applying the
grease
The bushing or the gear is
dirty or foreign objects are
on them.
Clean the fuser belt, fuser
press roller bushing and gear
and apply grease.
2 Cleaning and applying the
grease
The shaft is dirty or foreign
objects adhere to it.
Clean the lower exit roller and
shaft,etc., and apply heat-
resistant grease.
3 Cleaning and applying the
grease
The gear is dirty or foreign
objects adhere to it.
Clean the fuser drive gear
and apply the grease to it.
4 Applying the grease The grease is not enough. Apply the grease to the pres-
sure release cam and the
frame.
5 Replacing the fuser unit The fuser front guide is
warped and contacts the
fuser press roller.
Replace the fuser unit.
Step Check description Assumed cause Measures Reference
1 Checking the toner supply
opening
The spring to open/close
the toner shutter is caught
up or deformed.
Open and close the toner
supply opening manually to
fix the operation.