Sharp AR-F151 (serv.man9) Service Manual ▷ View online
(5) Remove the screws (2 pcs.), the harness, and the optical unit.
When installing the lens unit, refer to “8-6. Lens unit installation refer-
ence.”
ence.”
C. Assembly procedure
Basically reverse the disassembly procedure.
The mirror base drive wire and the lens drive wire stretching methods
are described below.
a. Mirror base drive wire stretching
The mirror base drive wire and the lens drive wire stretching methods
are described below.
a. Mirror base drive wire stretching
1. Hook the metal fixture of the mirror base drive wire on the
projection of the optical base plate.
2. Pass the wire through the external groove of the double pulley.
(At that time, check that No. 2/3 mirror unit is in contact with the
mirror base positioning plate.)
mirror base positioning plate.)
3. Hold so that the winding pulley groove is up, and wind the mirror
base drive wire 9 turns.
4. Put the 8th turn of the mirror base drive wire in the winding pul-
ley groove and fix with a screw.
5. Pass the wire under Mo. 2/3 mirror unit plate and wind it around
pulley A.
6. Pass the wire through the internal groove of the double pulley,
and pass through pulley B.
7. Hook the spring hook on the optical base plate.
After installing the mirror base drive wire, be sure to perform main
scanning direction image distortion adjustment.
scanning direction image distortion adjustment.
4. Fusing section
A. List
No.
Part name Ref.
1
Thermistor
2
PPD2 sensor
3
Heater lamp
4
Pressure roller
5
Heat roller
B. Disassembly procedure
(1) Remove the connectors (3 pcs.) of the rear cabinet.
(2) Open the side cover, remove two screws, and remove the fusing
(2) Open the side cover, remove two screws, and remove the fusing
unit.
(3) Cut the binding band, remove the screw, and remove the thermis-
tor.
1)
2)
3)
4)
5)
6
3
2
7
3
6
7
5
1
1
2
4
6
2
5
6
6
6
2
Wind closely
Wind closely
6
3
2
7
3
6
7
5
1
1
2
4
6
2
5
6
6
6
2
Wind closely
Wind closely
1)
2)
3)
Thermistor
1)
2)
3)
2)
AR-F151
7 – 4
(4) Remove the screw and remove the U-turn guide.
Pressure roller section disassembly
(5) Remove the three screws, remove the fusing cover lower on the
right side, and open the heat roller section.
(6) Remove the screw and remove the PPD2 sensor.
(7) Remove the plate spring on the right and remove the heater lamp.
(8) Remove the spring and remove the separation pawls (3 pcs.).
(9) Remove the E-ring and remove the reverse gate.
1)
2)
1)
5)
5)
6)
6)
4)
3)
2)
1)
2)
PPD2 sensor
1)
2)
Hearter lamp
3)
1)
2)
2)
1)
3)
AR-F151
7 – 5
(10) Remove the pressure release levers on the right and the left
sides.
(11) Remove the pressure roller, the pressure bearing, and the spring.
Note: Apply grease to the sections specified with
✽.
Heat roller disassembly
(Continued from procedure (4).)
(5) Remove screws, remove the fusing cover, and open the heat roller
section.
(6) Remove the C-ring and the fusing bearing, and remove the heat
roller.
(7) Remove the parts from the heat roller.
Note: Apply grease to the sections specified with
✽.
(8) Remove two screws and remove the thermo unit.
C. Assembly procedure
For assembly, reverse the disassembly procedure.
1)
1)
1)
2)
2)
1)
3)
3)
Pressure roller
✽
✽
1)
2)
2)
3)
3)
1)
2)
3)
Heat roller
1)
2)
3)
✽
✽
1)
2)
3)
AR-F151
7 – 6
5. Tray paper feed/transport section
A. List
No.
Part name Ref.
1
PPD1 sensor PWB
2
LSU unit
3
Intermediate frame unit
4
Paper feed roller
B. Disassembly procedure
(1) Remove six connectors and screws of the main PWB, and lift the
optical unit and the main PWB to remove.
(2) Remove the PWB insulation mylar and remove the paper transport
detection sensor (PPD2).
(3) Remove two screws and remove the toner motor.
(4) Remove two springs and open the intermediate frame unit.
2)
3)
2)
2)
2)
1)
1)
1)
3)
2)
1)
2)
1)
2)
AR-F151
7 – 7
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