11] maintenance, Maintenance cycle and maintenance items – Sharp SF-1120 User Manual
Page 119
[11] MAINTENANCE
1. Maintenance cycle and maintenance items
Maintenance of the SF-1020/1120 should be performed at every 50K.
<Content>
★
= Lubricate,
F
= Clean,
v
= Adjust,
b
= Replace/attach,
ê
= Shift position
✕
= Check (Clean, replace, or adjust if necessary.)
*
The toner consumption and the waste toner bottle replacement cycle are those when the reference chart is used.
Section
Parts
50K
100K
150K
200K
Same cycle later
Remark
Developing
Developer
b
b
b
b
DV blade
F
b
F
b
DV side seal (F/R)
F
b
F
b
Process peripheral
Drum
b
b
b
b
Cleaner blade
b
b
b
b
Toner reception seal
b
b
b
b
Drum separation seal
b
b
b
b
Charging plate (saw teeth)
F
b
F
b
MC case
F
F
F
F
Screen grid
F
b
F
b
Discharge lamp
F
F
F
F
Blank lamp
F
F
F
F
Drum mark sensor
F
F
F
F
Drum density sensor
F
F
F
F
Waste toner bottle
b
b
b
b
TC/SC case
F
F
F
F
TC/SC wire
F
b
F
b
Suction
Suction belt
F
F
F
F
Ozone filter
Ozone filter
✕
F
✕
F
Fusing
Upper heat roller
✕
b
✕
b
Lower heat roller
✕
b
✕
b
Upper separation pawl
F
b
F
b
Lower separation pawl
✕
b
✕
b
Thermistor
F
F
F
F
Heat roller gear
★
b
★
b
Optical
Mirror/lens/reflector
F
F
F
F
Drive wire/pulley
✕
✕
✕
✕
Rails
✕
★
✕
★
Table glass
F
F
F
F
Dust-proof glass
F
F
F
F
Paper feed
(including multi paper
feed section)
Pick-up roller
F
(
✕
)
F
(
✕
)
F
(
✕
)
b
Paper feed roller
F
(
✕
)
F
(
✕
)
F
(
✕
)
b
Separation roller
F
(
✕
)
F
(
✕
)
F
(
✕
)
b
Do not use alcohol.
Wipe with water.
Torque limiter section
✕
✕
✕
b
Transport
PC roller pair
F
F
F
F
Transport roller pair
F
F
F
F
Transport paper guides
F
F
F
F
Transport system sensors
F
F
F
F
Drive
Belts
F
F
F
F
Gears
(specified gears only)
★
★
★
★
Image
v
v
v
v
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