Sharp AR-M550N - Page 79

: Feb. 6 2004
1
AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 24
C. 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/N (PM: 250K)
When
calling
250K 500K 750K 1000K 1250K 1500K 1750K 2000K
Remark
AR-M620U/N, AR-M700U/N
(PM: 300k)
300K 600K 900K 1200K 1500K 1800K 2100K 2400K
Unit name No. Part name
Paper Feed
Trays 3 and
4
1 Pickup roller ✕
✕ ✕ ✕ ✕ ✕ ✕ ✕ ✕ (Note 1)
2 Paper feed roller ✕
✕ ✕ ✕ ✕ ✕ ✕ ✕ ✕ (Note 1)
3 Separation roller ✕
✕ ✕ ✕ ✕ ✕ ✕ ✕ ✕ (Note 1)
4 Torque limiter ✕✕✕✕✕✕✕✕✕(Note 1)
1
1
(Note 1) Replacement reference: For replacement, refer to each paper feed port counter value.
Torque limiter: 800K (However, 400K for manual paper feed section)
Paper feed tray 3/4, paper feed unit section: 100K or 1 year
1
2
3
1
4
No. Unit Parts
a Paper feed tray units 3
and 4
1 Pickup roller
✕
2 Paper feed roller
✕
3 Separation roller
✕
4 Torque limiter ✕
5 Paper pickup solenoid
6 Paper feed tray upper limit
detector
7 Paper feed tray empty
detector
8 Transport roller 8, 10
9 Transport roller 5, 7
10 Paper pass detector
b Others 1 Paper size detection PWB
2 Paper remaining quantity
detector
3 Paper feed tray paper
width detector
4 Dry heater
1
a-9
a-4
a-5
a-10
a-8
b-3
b-2
b-4
b-1
a-7 a-6a-1
a-2
a-3