Table Of Tightening Torques - Brother LX-300 Service Manual

4.2 Table of Tightening Torques

Name of screw
Side chassis screw
Reinforcing plate for frame R screw
ENC PCB screw
Leaf switch C3 screw
Leaf switch C4 screw
Leaf switch TRI screw
Leaf switch F screw
Sensor holder screw
X-cutter screw
Detent plate screw
Plate spring 3 screw
Leaf switch SG screw
SG motor screw
LF motor screw
LF motor holder screw
Y-CA sensor PCB screw
Y-sensor rail screw
Y-sensor carriage arm screw
Y-CA motor screw
Sensor holder screw
Y-CA chassis screw
Switch PCB screw
Jack PCB screw
Main PCB screw
Bottom cover screw A
Bottom cover screw B
Ground wire screw
PST PCB screw
Push switch 1 screw
Push switch 2 screw
Dial holder screw
Plate spring screw
Plate spring 2 screw
Adjustment plate screw
Cover switch screw
Front cover screw
Bottom cover screw A
Trimmer bottom cover
T-cutter screw
Chassis R support screw
Qty. Screw size
TAPTITE, CUP M3 × 5
10
TAPTITE, CUP M3 × 5
2
TAPTITE, BIND B M3 × 8
1
SCREW, PAN M2.6 × 10
1
SCREW, PAN M2.6 × 10
1
TAPTITE, PAN B M2 × 6
1
TAPTITE, PAN B M2 × 6
1
TAPTITE, CUP S M2.6 × 6
1
SCREW, BIND M3 × 6
2
TAPTITE, BIND B M3 × 8
1
TAPTITE,CUP M3 × 5
1
SCREW, PAN M2.6 × 10
1
TAPTITE, CUP M3 × 5
2
TAPTITE, CUP M3 × 5
2
TAPTITE, CUP M3 × 20
3
TAPTITE, PAN B M2 × 8
1
TAPTITE,CUP M3 × 5
2
1 SCREW, BIND B TITE
M3 × 10
SCREW, FLANGED M2.6 × 5 0.196 to 0.392 N•m (2 to 4 kgf•cm)
1
TAPTITE, CUP M3 × 5
1
TAPTITE, CUP M3 × 5
2
TAPTITE, BIND B M3 × 12
8
TAPTITE, BIND B M3 × 8
1
TAPTITE, BIND B M3 × 8
4
TAPTITE, CUP B M4 × 12
4
SCREW, BIND M3 × 6
2
SCREW, CUP M3 × 5
1
SCREW, BIND M3 × 6
1
SCREW, PAN M1.7 × 6
1
SCREW, PAN M1.7 × 6
1
TAPTITE, BIND B M3 × 8
8
SCREW, FLANGED M2.6 × 5 0.196 to 0.392 N•m (2 to 4 kgf•cm)
1
SCREW, FLANGED M2.6 × 5 0.196 to 0.392 N•m (2 to 4 kgf•cm)
1
TAPTITE, BIND B M3 × 8
1
TAPTITE, PAN B M2.6 × 12
1
TAPTITE, BIND B M2.6 × 8
2
TAPTITE, BIND B M3 × 8
3
SCREW, BIND M3 × 5
2
TAPTITE, CUP M3 × 5
1
TAPTITE, CUP M3 × 5
1
4-2
Tightening torque
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.196 to 0.392 N•m (2 to 4 kgf•cm)
0.196 to 0.392 N•m (2 to 4 kgf•cm)
0.196 to 0.392 N•m (2 to 4 kgf•cm)
0.196 to 0.392 N•m (2 to 4 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.196 to 0.392 N•m (2 to 4 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.196 to 0.392 N•m (2 to 4 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.98 to 1.176 N•m (10 to 12 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.075 to 0.125 N•m
(0.77 to 1.26 kgf•cm)
0.075 to 0.125 N•m
(0.77 to 1.26 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.196 to 0.392 N•m (2 to 4 kgf•cm)
0.25 to 0.35 N•m
(2.55 to 3.57 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
0.49 to 0.686 N•m (5 to 7 kgf•cm)
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