DOWNLOAD Sharp AR-122E (serv.man11) Service Manual ↓ Size: 3.22 MB | Pages: 30 in PDF or view online for FREE

Model
AR-122E (serv.man11)
Pages
30
Size
3.22 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Sect 8. Disassembly Assembly
File
ar-122e-sm11.pdf
Date
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AR-122E/152E/153E/157E  DISASSEMBLY AND ASSEMBLY  8 - 1
[8] DISASSEMBLY AND ASSEMBLY
The disassembly and assembly procedures are described for the fol-
lowing sections:
1.
High voltage section
2.
Operation panel section
3.
Optical section
4.
Fusing section
5.
Tray paper feed/transport section
6.
Manual paper feed section
7.
Rear frame section
8.
Power section
9.
2nd cassette section
10. Duplex motor section
11. Reverse roller section
12. RSPF section
1. High voltage section
A. List
B. Drum replacement
1) Remove the drum cover. (4 Lock Tabs)
2) Remove the drum fixing plate and the photoconductor drum.
(Note) Dispose the drum fixing plate which was removed.
3) Check the cleaning blade and the red felt for no damage.
• If there is any damage, execute all procedures from item 5) and
later.
• If there is no damage, execute the procedure of item 12).
4) Remove the main charger.
(Cleaning the screen grid and the sawteeth.)
Before disassembly, be sure to disconnect the power cord for
safety.
1. Do not disconnect or connect the connector and the harness
during the machine is powered. Especially be careful not to
disconnect or connect the harness between the MCU PWB
and the LSU (MCU PWB: CN119) during the machine is
powered. (If it is disconnected or connected during the
machine is powered, the IC inside the LSU will be destroyed.)
2. To disconnect the harness after turning on the power, be
sure to turn off the power and wait for at least 10 sec before
disconnection. (Note that a voltage still remains immediately
after turning off the power.)
No.
Part name Ref.
1
Drum
2
Transfer charger unit
3
Charger wire
(2)
(3)
L
O
C
K
AR-122E/152E/153E/157E  DISASSEMBLY AND ASSEMBLY  8 - 2
5) Remove the cleaning blade.
Note: Dispose the cleaning blade which was removed.
6) Clean the cleaning section and the waste toner pipe to remove
waste toner completely with a vacuum cleaner.
7) Remove the felt and duplex tape completely.
Note: Be careful not to scratch or bend the sub blade.
8) Attach the cleaning blade.
Securely insert the plate section of the cleaning blade into the unit
and fix it with a screw.
Do not touch the cleaning blade rubber with your hand.
When attaching the cleaning blade, press the cleaning blade in the
arrow direction and attach.
9) Attach the felt.
Attach the mocket with slightly pressing section A of the cleaning
blade.
Do not touch the tip of the cleaning blade.
Do not put the mocket under the cleaning blade.
Do not put the mocket on the sub blade.
Do not press the sub blade with the mocket.
10) Attach the main charger.
Securely set the MC holder on the projection of the process frame.
Securely insert two projections of the MC holder into the groove in
the process frame.
When attaching the MC holder ass'y, be careful not to make con-
tact with the cleaning blade.
11) Attach the drum fixing plate and the photoconductor drum.
Apply grease to the inside of the photoconductor drum. (Dia. 2)
Attach the drum from (b). (Prevention against the sub blade edge
breakage)
Attach the drum so that its position with the sub blade is as shown.
0 – 0.3 mm
0 – 0.3 mm
0 – 0.5 mm
0 – 0.5 mm
0.2 – 0.5 mm
0.2 – 0.5 mm
Cleaning blade
Cleaning blade
Moquette R
Sub blade
Sub blade
Moquette F
Moquette R
Moquette F
∗
∗
∗
: Check while pressing the blade. 
Be careful not to allow the 
moquette to cover the sub blade. 
Example of NG
AR-122E/152E/153E/157E  DISASSEMBLY AND ASSEMBLY  8 - 3
12) Attach the detection gear.
Note:
• The detection gear is not installed to the drum cartridge packed
with the main body. Add a new one.
13) Attach the drum cover.
Note: After attaching the drum cover, do not make a copy.
When attaching the drum cover, engage the detection gear
20T rib with the 30T gear rib, and attach the drum cover to
the process frame.
C. Disassembly procedure (Transfer changer unit)
1) Press the side cover open/close button and open the side cover.
2) Push up the lock pawls (2 positions) of the side cover, and remove
the transfer charger.
D. Assembly procedure
For assembly, reverse the disassembly procedure.
E. Charger wire cleaning
1) Remove the charger cleaner from the manual paper feed unit.
1)
2)
2)
1)
1)
Transfer
charger
Lock pawl rear
Lock pawl front
1)
AR-122E/152E/153E/157E  DISASSEMBLY AND ASSEMBLY  8 - 4
2) Set the charger cleaner to the transfer unit, and move it recipro-
cally a few times in the direction of the arrow  shown in the figure
below.
F. Charger wire replacement
1) Remove the TC cover and remove the screw.
2) Remove the spring and remove the charger wire.
3) Install a new charger wire by reversing the procedures (1) and (2).
At that time, be careful of the following items.
• The rest of the charger wire must be within 1.5mm. Refer to Fig.1
• The spring hook section (charger wire winding section) must be in
the range of the projection section.
• Be careful not to twist the charger wire.
2. Operation panel section
A. List
B. Disassembly procedure
1) Open the side door, and Open the front cover.
2) Remove the screws (4 pcs.), the harness, and the operation panel
unit.
1)
2)
3)
4)
1mm
1.5mm
Fig.1
1)
1)
2)
3)
Charger wire
Protrusion
No.
Part name Ref.
1
Operation panel unit
2
Operation PWB
1)
2)
1)
1)
1)
1)
2)
3)
Page of 30
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  • Here you can View online or download the Service Manual for the Sharp AR-122E (serv.man11) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp AR-122E (serv.man11) Copying Equipment. Information contained in Sharp AR-122E (serv.man11) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.

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