Mechanical Failure - Kyocera ECOSYS P2235dn Service Manual

7-5 Mechanical failure

Failure status
(1)No primary paper
feed.
(2)No secondary
paper feed.
(3)Skewed paper
feed.
(4)Multiple sheets
paper are fed.
(5)Paper jam
(6)Toner drops to the
paper conveying sec-
tion.
(7)An abnormal sound
is generated
Failure point and check method
Check if the surface of the paper feed
roller is dirty with paper dust, etc.
Paper feed roller is deformed.
Feed clutch attaching failure.
Check if the surface of the upper regis-
tration roller and lower registration roller
is dirty with paper dust, etc.
Registration clutch attaching failure.
Poor attachment of the paper width guide
in a cassette.
Check if the bottom pad and MFP sepa-
ration pad is worn.
Check if there is extreme curl on paper.
Check if there is extreme curl on paper.
Check if the upper registration roller con-
tacts the lower registration roller cor-
rectly.
extreme dirt or deformation of the heat
roller and press roller.
Check if the exit roller contacts the fuser
exit pulley correctly.
Check if the developer unit or drum unit
is extremely dirty.
Check if each roller, pulley and gear
rotate smoothly.
Paper feed clutch, Registration clutch,
developer clutch attaching failure.
Clean the roller surface with alcohol.
Check and replace paper feed roller
assy if it is deformed. (see page 4-5)
Check and repair if failed.
Clean the roller surface with alcohol.
Check and repair if failed.
Check if the paper width guide is set at
the correct position and repair or
replace it if it has a problem.
Replace if worn out.
If curled, replace paper.
If curled, replace paper.
Check and repair if failed.
Replace the fuser unit. (see page 4-17)
Check and repair if failed.
Clean the developer unit or drum
unit.(see page 4-10, 4-11)
Apply grease to the bushing and roller
shaft.
Check and repair if failed.
7-51
2RV/2RW/2RX/2RY/3RA-1
Measures