Screw Torque List - Brother HL-2250DN Service Manual
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Also See for HL-2250DN:
- Technical reference manual (517 pages) ,
- User manual (239 pages) ,
- Service manual (181 pages)
Table of Contents
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4.
SCREW TORQUE LIST
Location of screw
Tray cover
Inner chute ASSY
Top cover base
(In the case of HL-2220/2230/2240/
2240D/2250DN/2270DW)
SW key holder
(In the case of HL-2130)
Fuser unit
LV shield plate cover
Low voltage power supply PCB
ASSY
High voltage power supply PCB
ASSY
Laser unit
Main PCB ASSY
Front chute ASSY
Under bar
Chute ground plate
PF frame ASSY
FG plate laser L
Main frame L ASSY
Develop drive sub ASSY
Motor drive sub ASSY
Main motor
Main PCB shield
Screw type
Taptite bind B M4x12
Taptite bind B M4x12
Taptite bind B M4x12
Taptite pan B M3x8
Taptite pan B M4x14
Taptite bind B M4x12
Screw pan (S/P washer)
M3.5x6
Screw pan (S/P washer)
M3x12DB
Screw pan (S/P washer)
M3.5x6
Taptite flat B M3x10
Taptite bind B M4x12
Taptite bind B M4x12
Taptite cup S M3x8 SR
Taptite cup S M3x6 SR
Taptite bind B M4x12
Taptite bind B M4x12
Taptite bind B M3x10
Taptite bind B M4x12
Taptite cup S M3x6 SR
Taptite bind B M4x12
Taptite cup S M3x6 SR
Taptite cup S M3x6 SR
Taptite bind B M4x12
Taptite bind B M4x12
Screw bind M3x4
Taptite cup S M3x6 SR
Taptite bind B M4x12
3-4
Tightening torque
Q'ty
N · m (kgf · cm)
2
0.8±0.1 (8±1)
2
0.8±0.1 (8±1)
2
0.8±0.1 (8±1)
1
0.4±0.1 (4±1)
2
0.8±0.1 (8±1)
3
0.8±0.1 (8±1)
1
0.5±0.05 (5±0.5)
1
0.5±0.1 (5±1)
1
0.5±0.05 (5±0.5)
1
0.45±0.05 (4.5±0.5)
1
0.8±0.1 (8±1)
1
0.8±0.05 (8±0.5)
4
0.8±0.05 (8±0.5)
4
0.6±0.1 (6±1)
2
0.8±0.1 (8±1)
1
0.8±0.1 (8±1)
1
0.55±0.05 (5.5±0.5)
1
0.8±0.1 (8±1)
1
0.8±0.1 (8±1)
2
0.8±0.1 (8±1)
2
0.8±0.1 (8±1)
1
0.8±0.1 (8±1)
3
0.8±0.1 (8±1)
6
0.8±0.1 (8±1)
3
0.65±0.05 (6.5±0.5)
1
0.6±0.1 (6±1)
2
0.8±0.1 (8±1)
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Troubleshooting
