Brother MFC-7240 - Screw Torque List

3-4
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)
Paper tray cover Taptite bind B M4x12 2 0.8±0.1 (8±1)
Document tray ASSY Taptite cup B M4x12 2 0.8±0.1 (8±1)
Side cover L Taptite bind B M4x12 1 0.8±0.1 (8±1)
Side cover R Taptite bind B M4x12 1 0.8±0.1 (8±1)
Handset holder
(Upper cover L)
Taptite bind B M4x12 1 0.8±0.1 (8±1)
Upper cover R Taptite bind B M4x12 1 0.8±0.1 (8±1)
ADF earth harness Taptite cup S M3x6 SR 1 0.5±0.05 (5±0.5)
Document chute ASSY Taptite bind B M4x12 4 0.8±0.1 (8±1)
Document chute upper ASSY Taptite cup B M3x10 3
0.35 ± 0.05 (3.5 ± 0.5)
Separation pad ASSY Taptite cup B M3x8 1 0.5±0.1 (5±1)
Document lower cover Taptite cup B M3x10 3
0.35 ± 0.05 (3.5 ± 0.5)
ADF drive frame Taptite cup B M3x10 3 0.5±0.1 (5±1)
ADF motor
Screw pan (S/P washer)
M3x6
10.6±0.1 (6±1)
Modem earth harness R
Screw pan (S/P washer)
M3.5x6
20.5±0.05 (5±0.5)
Modem earth harness L
Screw pan (S/P washer)
M3.5x6
10.5±0.05 (5±0.5)
Modem unit Taptite bind B M4x12 2 0.8±0.1 (8±1)
Modem shield cover
Screw pan (S/P washer)
M3.5x6
10.5±0.05 (5±0.5)
Modem PCB ASSY Taptite cup S M3x6 SR 2 0.5±0.1 (5±1)
Inner chute cover Taptite bind B M4x12 2 0.8±0.1 (8±1)
Inner chute ASSY Taptite bind B M4x12 2 0.8±0.1 (8±1)
Fuser unit Taptite pan B M4x14 2 0.8±0.1 (8±1)
LVPS shield plate cover
Taptite bind B M4x12 3 0.8±0.1 (8±1)
Screw pan (S/P washer)
M3.5x6
10.5±0.05 (5±0.5)
Screw pan (S/P washer)
M3X12 DB
10.5±0.1 (5±1)
Low voltage power supply PCB
ASSY
Screw pan (S/P washer)
M3.5x6
10.5±0.05 (5±0.5)
Taptite flat B M3x10 1
0.45 ± 0.05 (4.5 ± 0.5)
Taptite bind B M4x12 1 0.8±0.1 (8±1)
High voltage power supply PCB
ASSY
Taptite bind B M4x12 1 0.8±0.05 (8±0.5)
New toner sensor PCB ASSY Taptite bind B M3x10 1 0.5±0.05 (5±0.5)