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: Feb. 6 2004
1
AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 121
(2) Maintenance and parts replacement
(Replacement parts)
a. Paper feed unit
1)
Remove the cabinet.
(See “a-1. Cabinet” in the previous section,
2) Disconnect the connector, and remove the paper feed unit.
a-1. Paper feed roller
a-2. Pickup roller
1) Pull up the lever and open the upper cover.
2) Remove the roller cover.
3) Remove the pawl and remove the rollers.
a-3. SPF paper feed clutch
a-4. SPF document tray upper limit detector
a-5. SPF document upper limit detector
a-6. SPF cover switch
a-7. SPF document paper pass detector 1
1) Remove the cabinet. (See “a-2. Document mat” in the previous
section, “[External outfit section]”)
2) Remove the document feed tray unit. (See “a. Paper feed unit” in
No.
Unit
Parts
a
Paper feed
unit
1
Document feed roller
✕
2
Pickup roller
✕
3
SPF paper feed clutch
4
SPF document tray upper limit
detector
5
SPF document upper limit
detector
6
SPF cover switch
7
SPF document paper pass
detector 1
b
1
Separation roller
✕
2
SPF paper feed/paper transport
motor
3
SPF resist roller brake clutch
4
SPF resist roller clutch
5
No. 1 resist roller (Drive)
❍
6
Torque limiter
✕
7
SPF paper transport roller 2
brake clutch
8
SPF paper transport roller 2
clutch
9
Transfer roller 2 (Drive)
❍
10
Transport roller 1 (Drive)
❍
11
SPF document paper pass
detector 2
1
1
a
a-1
a-2 a-4 a-5 a-6 a-7 a-3
b-1
b-2
b-4
b-7
b-6
b-8
b-5
b-9
b-10
b-11
b-3
3) Remove the cover and disconnect the connector.
A
B
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Summary of Contents for AR-M550N
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