Read Sharp AR-M550 (serv.man11) Service Manual online
AR-M550/M620 DETAILS OF EACH SECTION 6 - 8
B. Maintenance and parts replacement
(1) Maintenance list
✕
: Check (Clean, replace, or adjust as necessary.)
❍
: Clean
▲
: Replace
∆
: Adjust
✩
: Lubricate
❏
: Shift position
(2) Maintenance and parts replacement
(List of Replacement Parts)
AR-M550U/M550N (PM: 250K)
When
calling
250K 500K 750K 1000K 1250K 1500K 1750K 2000K
Remark
AR-620U/M620N (PM: 300k)
300K 600K 900K 1200K 1500K 1800K 2100K 2400K
Unit name No.
Part name
Multi manual
paper feed
paper feed
1
Pickup roller
✕
❍
❍
❍
❍
❍
❍
❍
❍
(Note 1)
2
Paper feed roller
✕
❍
❍
❍
❍
❍
❍
❍
❍
(Note 1)
3
Separation roller
✕
❍
❍
❍
❍
❍
❍
❍
❍
(Note 1)
4
Torque limiter
✕
✕
✕
✕
✕
✕
✕
✕
✕
(Note 1)
5
Shaft (Conduction grease)
✕
✩
✩
✩
✩
✩
✩
✩
✩
UKOG-0012QSZZ
(Note 1)
Replacement reference: For replacement, refer to each paper feed port counter value.
Manual paper feed : 100K or 1 year
Torque limiter
Torque limiter
: 800K (However, 400K for manual paper feed section)
3
2
1
4
5
5
5
5
No.
Unit
Parts
a
Multi manual paper
feed tray unit
feed tray unit
1
Manual paper feed unit open/
close switch
close switch
2
Manual feed empty detector
3
Pickup roller
✕❍
4
Paper feed roller
✕❍
5
Separation roller
✕❍
6
Torque limiter
✕
7
Manual feed gate solenoid
8
Manual feed paper pass
detector 1
detector 1
9
Paper feed clutch
10
Paper pickup solenoid
11
Manual feed paper width size
detection PWB
detection PWB
12
Manual feed paper length
detector 1
detector 1
13
Manual feed paper length
detector 2
detector 2
14
Manual tray pull-out position
detector 1
detector 1
15
Manual tray pull-out position
detector 2
detector 2
a-1
a-2
a-7
a-8
a-9
a-10
a-11
a-12
a-13
a-14
a-15
a-6
a
a-3
a-4
a-5
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