3-4
Confidential
4. SCREW TORQUE LIST
Location of screw Screw type Q’ty
Tightening torque
N·m (kgf·cm)
Inner chute ASSY Taptite bind B M4x12 2 0.8±0.1 (8±1)
Top cover ASSY Taptite bind B M4x12 3 0.8±0.1 (8±1)
Fuser unit Taptite pan B M4x14 2 0.8±0.1 (8±1)
LVPS shield plate cover Screw cup M3x8 (black) 2
0.45±0.05 (4.5±0.5)
Screw pan M4x8 1
0.45±0.05 (4.5±0.5)
Ground harness Screw pan M4x8 1
0.45±0.05 (4.5±0.5)
Low-voltage power supply PCB
ASSY
Screw cup M3x8 (black) 2
0.45±0.05 (4.5±0.5)
High-voltage power supply PCB
ASSY
Screw cup M3x8 (black) 1
0.45±0.05 (4.5±0.5)
Relay PCB ASSY
(For toner box models and MP models)
Taptite bind B M4x12 1
0.8±0.1 (8±1)
Toner box new PCB ASSY
(For models with toner box)
Taptite bind B M3x8 1
0.45±0.05 (4.5±0.5)
Laser unit Taptite cup S M3x8 SR 4
0.8±0.1 (8±1)
Main PCB FG plate 1 Screw cup M3x8 (black) 2
0.6±0.1 (6±1)
Main PCB ASSY Screw cup M3x8 (black) 3
0.6±0.1 (6±1)
MP frame parts (For MP models) Taptite bind B M4x12 3
0.8±0.1 (8±1)
Taptite pan B M4x14 1
0.8±0.1 (8±1)
Front chute ASSY For manual
feed models
Taptite bind B M4x12 2
0.8±0.1 (8±1)
Screw pan (S/P washer)
M3x12DB
1
0.5±0.1 (5±1)
For MP models Taptite bind B M4x12 3
0.8±0.1 (8±1)
Frame L unit Taptite bind B M4x12 (11a)
(Under bar)
1
0.8±0.1 (8±1)
Taptite cup S M3x6 SR (11b)
(for securing the
chute
ground plate)
1
0.5±0.1 (5±1)
Taptite bind B M4x12 (11c)
(for securing the
registration chute)
1
0.8±0.1 (8±1)
Taptite cup S M3x8 SR (11d)
(for securing the laser L FG
plate)
1
0.8±0.1 (8±1)
Taptite bind B M4x12 (12a) 2
0.8±0.1 (8±1)
Taptite cup S M3x8 SR
(12b)
2
0.8±0.1 (8±1)
Flat cable guide Taptite bind B M4x12 1
0.8±0.1 (8±1)
Laser L FG plate Screw pan (S/P washer)
M3x12DB
1
0.5±0.1 (5±1)
Motor drive sub ASSY Taptite bind B M4x12 3
0.8±0.1 (8±1)
Taptite cup S M3x8 SR 1
0.8±0.1 (8±1)
Paper feed motor Screw bind M3x4 3
0.65±0.05 (6.5±0.5)
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