Ricoh SP 230DNw - Screw Torque List

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)
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)
Front chute ASSY Taptite bind B M4x12 2 0.8±0.1 (8±1)
Screw pan (S/P washer)
M3x12DB
1 0.5±0.1 (5±1)
Frame L unit Taptite bind B M4x12 (6a)
(Under bar)
1 0.8±0.1 (8±1)
Taptite cup S M3x6 SR (6b)
(for securing the
chute
ground plate)
1 0.5±0.1 (5±1)
Taptite bind B M4x12 (6c)
(for securing the
registration chute)
1 0.8±0.1 (8±1)
Taptite cup S M3x8 SR (6d)
(for securing the laser L FG
plate)
1 0.8±0.1 (8±1)
Taptite bind B M4x12 (7a) 2 0.8±0.1 (8±1)
Taptite cup S M3x8 SR (7b) 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)
Lift cam guide Taptite bind B M4x12 1 0.8±0.1 (8±1)
Main shield plate Taptite cup S M3x8 SR 1 0.5±0.1 (5±1)
Screw pan (S/P washer)
M3x12DB
1 0.5±0.1 (5±1)
LVPS shield plate Taptite cup S M3x8 SR 1 0.55±0.05 (5.5±0.5)
Taptite bind B M4x12 1 0.8±0.1 (8±1)
Frame R unit Taptite cup S M3x6 SR 1 0.5±0.1 (5±1)
Taptite bind B M4x12 2 0.8±0.1 (8±1)
Registration front/rear actuator
holder ASSY
Taptite bind B M3x10 1 0.5±0.1 (5±1)