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Confidential
4. SCREW TORQUE LIST
Note:
For verifying the shape of each screw, refer to “3. SCREW CATALOGUE” in this chapter.
Location of screw Screw type Q' ty
Tightening torque
N
·m (kgf·cm)
Fuser cover L Taptite bind B M3x10 1 0.45±0.05 (4.5±0.5)
Fuser cover R Taptite bind B M3x10 1 0.45±0.05 (4.5±0.5)
Fuser unit
Taptite pan (washer) B M4x12 DA
2 0.7±0.05 (7±0.5)
Registration sensor ASSY Taptite bind S M3x5 1 0.5±0.1 (5±1)
Side cover L Taptite bind B M4x12 2 0.9±0.1 (9±1)
Side cover R Taptite bind B M4x12 2 0.9±0.1 (9±1)
Joint cover side L Taptite bind B M4x12 1 0.7±0.1 (7±1)
Main shield cover plate Taptite cup S M3x8 SR 4 0.7±0.1 (7±1)
Modem
FG harness Screw pan (S/P washer) M3.5x6 1 0.5±0.05 (5±0.5)
ADF
FG harness
Taptite cup S M3x8 SR 1 0.5±0.05 (5±0.5)
Panel FG harness Taptite cup S M3x8 SR 1 0.5±0.05 (5±0.5)
Document scanner unit Taptite bind B M4x12 1 0.8±0.1 (8±1)
Hinge ASSY L Taptite cup S M3x12 3 0.8±0.1 (8±1)
Hinge R support Taptite cup B M3x10 1 0.5±0.05 (5±0.5)
Hinge arm R Taptite cup B M3x10 3 0.5±0.05 (5±0.5)
ADF unit Taptite cup B M3x10 1 0.5±0.05 (5±0.5)
Upper ADF chute Taptite cup B M3x10 5 0.5±0.05 (5±0.5)
Lower ADF chute Taptite cup B M3x10 3 0.5±0.05 (5±0.5)
ADF FG harness Taptite cup S M3x8 SR 1 0.7±0.1 (7±1)
Drive frame ASSY Taptite cup B M3x10 3 0.5±0.05 (5±0.5)
ADF motor Screw pan (S/P washer) M3x6 1 0.6±0.1 (6±1)
LED FG harness
Taptite pan (washer) B M4x12 DA
1 0.8±0.1 (8±1)
Joint cover open button
holder
Taptite bind B M4x12 5 0.7±0.1 (7±1)
Sub frame ASSY Taptite bind B M4x12 5 0.7±0.1 (7±1)
LED FG harness Taptite cup S M3x8 SR 1 0.4±0.05 (4±0.5)
LED FG harness Taptite cup S M3x8 SR 1 0.5±0.05 (5±0.5)
Modem PCB ASSY Taptite bind B M4x12 2 0.7±0.1 (7±1)
Modem shield cover Screw pan (S/P washer) M3.5x6 1 0.5±0.05 (5±0.5)
Modem PCB ASSY Taptite cup S M3x6 SR 2 0.5±0.05 (5±0.5)
Joint cover side R Taptite bind B M4x12 1 0.7±0.1 (7±1)
Joint cover back Taptite bind B M4x12 2 0.7±0.1 (7±1)
Document scanner unit Taptite cup B M3x10 4 0.45±0.05 (4.5±0.5)
Key PCB hold Taptite bind S M3x5 1 0.45±0.05 (4.5±0.5)