Sharp AR-LC9 Service Manual ▷ View online
AR-LC9 DISASSEMBLY, ASSEMBLY, MAINTENANCE 6 - 1
[6] DISASSEMBLY, ASSEMBLY, MAINTENANCE
1. Maintenance system table
✕
: Checking (clean, replace or adjust as required)
❍
: Cleaning
▲
: Replace
∆
: Adjust
✩
: Lubricate
❏
: Position shift
(Note) Replacement reference: For replacement, refer to each paper feed port counter value.
Paper feed roller related section: 200K or 1 year
Torque limiter: 800K
Torque limiter: 800K
2. Maintenance parts replacement procedures
A. Paper feed roller
1) Pull the lever, and open the upper cover.
2) Remove the screw, and remove the sheet.
3) Remove the pawl, and remove the pickup roller and the paper
feed roller.
4) Remove the screw, and remove the paper guide block.
5) Remove the pawl, and remove the reverse roller.
Unit name No.
Part name
When
calling
40K
80K
120K
160K
200K
240K
280K
320K
Remark
Paper feed
separation
section
separation
section
1
Paper pickup roller/
Paper feed rollers
Paper feed rollers
✕
❍
❍
❍
❍
❍
❍
❍
❍
(Note)
2
Torque limiter
✕
✕
✕
✕
✕
✕
✕
✕
✕
(Note)
Transport
section
section
3
Transport rollers
✕
❍
❍
❍
❍
❍
❍
❍
❍
4
Transport paper guides
❍
❍
❍
❍
❍
❍
❍
❍
❍
Drive
section
section
5
Gears
✕
✩
✩
✩
✩
✩
✩
✩
✩
Gears (Specified position)
6
Belt
✕
✕
✕
✕
✕
✕
✕
✕
Others
7
Sensors
✕
✕
✕
✕
✕
✕
✕
✕
✕
AR-LC9 DISASSEMBLY, ASSEMBLY, MAINTENANCE 6 - 2
3. Each unit removal
A. Paper feed unit
1) Pull out the tray.
2) Open the upper cover, and remove three screws.
3) Remove the upper cabinet.
4) Disconnect the connectors (2 positions).
5) Remove the screw, and remove the paper feed unit.
B. Paper feed tray
1) Pull out the tray.
2) Remove the screws from the left and right rail sections.
3) Remove the tray unit from the rail.
C. Drive unit
1) Remove the screw, and remove the rear cover.
2) Remove the connectors (2 positions).
AR-LC9 DISASSEMBLY, ASSEMBLY, MAINTENANCE 6 - 3
3) Remove the screw, and remove the drive unit.
4. Major parts removal
A. Motor (Main)
1) Remove the screw, and remove the rear cover.
2) Disconnect the connector.
3) Remove the screw, and remove the motor.
B. Lift motor
1) Remove the drive unit.
2) Remove the E-ring, and remove the parts.
3) Remove the screw, and remove the cover.
4) Remove the screw, and remove the lift motor.
5) Remove the ring, and remove the pulley.
C. Clutch
1) Remove the paper feed unit. (Refer to "3. Each unit removal.")
2) Remove the screw, and remove the cover.
3) Remove the E-ring, and remove the parts.
AR-LC9 DISASSEMBLY, ASSEMBLY, MAINTENANCE 6 - 4
4) Disconnect the connector, and remove the screw.
5) Remove the frame.
6) Remove the connector, and the E-ring, and remove the paper
feed transport clutch.
D. Paper feed solenoid
1) Remove the paper feed unit.
2) Remove the cover.
3) Remove the screw, and remove the unit.
4) Disconnect the connector.
5) Remove the screw, and remove the solenoid.
E. Torque limiter
1) Remove the paper feed unit.
2) Remove the cover.
3) Remove the E-ring and the screw, and remove the parts.
4) Lift the shaft, and remove the torque limiter.
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