C. AR-501/505/507
✕
Check (Check, clean, replace or adjust according to necessity.)
❍
Cleaning
▲
Change
D
Adjustment
✩
Lubrication
❏
Installing position change
Unit/Option name
Part name
When
calling
125K
250K
375K
500K
Remark
Drum peripheral
Drum
✕
▲
✕
▲
Installed when shipping (Alldestinations)
Cleaner blade
▲
▲
▲
▲
Toner reception seal
▲
▲
▲
▲
Cleaner side seal F/R
✕
✕
✕
✕
Charger wire (TC/AC)
(
❍
)
✕
▲
▲
▲
▲
Screen grid
(
❍
)
✕
▲
▲
▲
▲
Drum separation pawl unit
▲ ❏
▲
▲ ❏
▲
Change the installing position at every 125K. (To
prevent against scratches on the drum)
Waste toner bottle
✕
Replace at every 40K. (By the user)
D. L.
❍
❍
❍
❍
Charger case (MC/TC/AC)
❍
❍
❍
❍
❍
Charging plate (Saw teeth)
❍
▲
▲
▲
▲
Drum density sensor
❍
❍
❍
❍
Drum mark sensor
❍
❍
❍
❍
Developing section
Developer
✕
▲
✕
▲
Supply when installing.
DV seal
✕
▲
✕
▲
DSD collar
❍
❍
❍
❍
DV side seal F
✕
▲
✕
▲
DV side seal R
✕
▲
✕
▲
MG bearing
✕
✕
✕
✕
Toner cartridge
Attach when installing.
EX Japan: Supply toner every 25K with 700g. (User
replacement)
Fusing section
Upper heat roller
(
❍
)
✕
❍
▲
❍
▲
Lower heat roller
(
❍
)
✕
❍
▲
❍
▲
Upper separation pawl
(
❍
)
✕
▲
▲
▲
▲
Lower separation pawl
(
❍
)
✕
▲ ❏
▲
▲ ❏
▲
Thermistor
❍
❍
❍
❍
Clean and remove paper dust.
Upper heat roller gear
✩
▲
✩
▲
Paper guides
❍
❍
❍
❍
❍
Gears
✩
✩
✩
✩
Insulation bush
✕
✕
✕
✕
Cleaning roller
▲
▲
▲
▲
Optical section
Mirror/Lens/Reflector/Sensors
❍
❍
❍
❍
❍
Table glass/Dust-proof glass/OC
❍
❍
❍
❍
❍
RSPF glass
❍
❍
❍
❍
❍
Rails
✩
✩
✩
✩
Drive belt/Drive wire/Pulley
✕
✕
✕
✕
Filters
▲
▲
▲
▲
Paper feed section
Paper feed rollers (manual/550 cassette)
(
❍
)
✕
✕
✕
✕
✕
[Note 1]
500 cassette brake spring
✕
✩
✩
✩
✩
Torque limiter (500 cassette)
✕
✕
❍ ✩
✕
❍
✩
Torque limiter (manual)
✕
✕
✕
✕
✕
[Note 1]
TC
TC paper guide unit
✕
✕
✕
✕
✕
Suction
Suction belt
(
❍
)
✕
❍
❍
❍
❍
Separation lamp
✕
✕
✕
✕
✕
Newly provided.
Transport section
PS follower roller
(
❍
)
✕
❍
❍
❍
❍
Paper exit reverse
section
Transport rollers
(
❍
)
✕
❍
❍
❍
❍
Paper exit follower roller (inside)
✕
✩
✩
✩
✩
Curl correction roller
✕
✕
▲
✕
▲
Transport paper guides
(
❍
)
✕
❍
❍
❍
❍
Drive section
Gears
✩
✩
✩
✩
✩
(Specified position)
Belts
✕
✕
Copy quality
✕
✕
✕
✕
✕
Others
Sensors
✕
✕
✕
✕
RSPF
Paper feed section
Pickup roller
(
❍
)
✕
✕
✕
✕
✕
[Note 2]
Separation pad
(
❍
)
✕
✕
✕
✕
✕
[Note 2]
Paper feed roller
(
❍
)
✕
✕
✕
✕
✕
[Note 2]
Resist roller
(
❍
)
✕
❍
❍
❍
❍
Transport section
Transport roller
(
❍
)
✕
❍
❍
❍
❍
Exposure section
❍
❍
❍
❍
❍
Paper exit section
Paper exit roller
(
❍
)
✕
❍
❍
❍
❍
Wipe with alcohol for cleaning.
Others
Sensors
❍
❍
❍
❍
Blow air for cleaning. [Note 3]
[Note 1]
Replacement reference: Replace according to the counter value of each paper feed port.
·
500-sheeet cassette paper feed roller and related parts: 80K or 2 years
·
Manual paper feed roller and related parts: 40K or 2 years
·
Manual feed torque limiter: 120K or 2 years
[Note 2]
Replacement reference: Replace according to the counter value of the document feed unit. : 80K or 2 years
[Note 3]
Clean according to the above descriptions or the counter value of the document feed unit: 50K
7/13/2000
8 – 3
Содержание AR-250
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