Tightening Torque - Brother MFC990CW Service Manual

Tightening Torque

Location of screw
Grounding wire (for ADF drive unit)
ADF reinforcement plate
*1
ADF unit
*1
ADF drive unit
*1
ADF motor
(Together with grounding wire
*1
Document roller holder
Control panel ASSY
Grounding wire (for LCD unit)
Control panel base
*4
Charge stand ASSY
(Together with charge PCB)
Upper cover
(Together with front cover)
(Together with cordless PCB)
Antenna & cordless PCB ASSY
Grounding wire (for WLAN PCB)
(Together with main PCB shield frame)
Main PCB shield
Main PCB
Main PCB shield frame
(Together with MJ/PS shield unit)
MJ/PS shield unit
(Together with engine unit)
Grounding wire (for power cord)
Power supply PCB
MJ shield
*9
MJ PCB
Chassis support
Engine unit
Maintenance unit
*10
ASF motor
Carriage motor
PF encoder PCB
*1 For models with ADF
*2 For models with touch panel
*3 For models with color LCD
*4 For models with cordless handsets
*5 For wireless LAN-enabled models
*1
*1
*1
using one screw)
*2
*4
*4
*5
*8
Screw type
Taptite, cup S M3x6
Taptite, cup B M3x12
Taptite, bind B M4x12
Taptite, cup B M3x8
Taptite, cup B M3x12
Taptite, cup B M3x12
Screw, pan (s/p washer) M3x6
Taptite, cup B M3x8
Taptite, cup B M3x10
Taptite, cup S M3x6
Taptite, bind B M3x8
Taptite, cup B M3x10
Taptite, bind B M4x12
Taptite, cup B M3x10
Taptite, cup S M3x6
Taptite, Torx pan B M3x10
Taptite, cup B M3x12
Taptite, cup S M3x6
Taptite, cup S M3x6
Taptite, cup B M3x10
Taptite, cup B M3x10
Taptite, cup S M3x6
Taptite, cup B M3x10
Screw, pan (s/p washer) M3x8
Screw, pan (s/p washer) M3x8
Taptite, cup S M3x6
Screw, pan (washer) M4x8DB
Taptite, cup S M3x8
Screw, pan (s/p washer) M3x8
Taptite, cup S M3x6
Taptite, cup B M3x12
Taptite, cup B M3x12
Taptite, cup B M3x10
Screw, pan (s/p washer) M3x5
Screw, bind M3x6
Screw, bind M2x12
*6 MFC990CW/790CW/490CW and DCP585CW
*7 MFC290C/250C and DCP385C/185C/165C/145C
*8 For 200 V series only
*9 For MFC only
*10 ASF motor: Auto Sheet Feeder motor
6-2
Q'ty Tightening torque
Nm (kgfcm)
1 0.40±0.1 (4±1)
1 0.50±0.1 (5±1)
5 0.70±0.1 (7±1)
1 0.50±0.1 (5±1)
1 0.50±0.1 (5±1)
2 0.50±0.1 (5±1)
2 0.70±0.1 (7±1)
1 0.50±0.1 (5±1)
3 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
*3
2 0.40±0.1 (4±1)
2 0.40±0.1 (4±1)
6 0.70±0.1 (7±1)
1 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
1 0.60±0.1 (6±1)
1 0.40±0.1 (4±1)
2 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
*6
4 0.40±0.1 (4±1)
*7
2 0.40±0.1 (4±1)
*7
2 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
1 0.60±0.1 (6±1)
3 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
1 0.40±0.1 (4±1)
1 0.60±0.1 (6±1)
1 0.60±0.1 (6±1)
3 0.60±0.1 (6±1)
2 0.70±0.1 (7±1)
2 0.60±0.1 (6±1)
1 0.15±0.05 (1.5±0.5)
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