Brother International HS-5300 Service Manual - Page 55

Tightening, Torque

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2. TIGHTENING TORQUE LIST PR98192 Location Screw type Fan Fan holder Gap lever arm Reinforcing plate for the gap lever arm Head fixing plate Head Paper width sensor ASSY Encoder PCB ASSY T fence guide Relay PCB cover CR motor ASSY CRI pulley holder CR beam Belt holder PA motor PA motor holder PA belt fixing plate PA roller gear MQ platen Upper paper support spring Upper nip plate unit High-damping rubber Gear 31/24 Maintenance frame ASSY Gear holder Main PCB angle plate MID board MID connector PCB ASSY, MID connector PCB holder Main PCB plate Heat sink Driver PCB CR PCB AC electrode support C ASSY Screw, pan (s/p washer) M3X32 Taptite, pan B M3X6 Taptite, cup B M26X6 Taptite, bind B M26X6 Taptite, cup B M2.6X5 Screw, pan (s/p washer) M 3X10 Screw, pan (s/p washer) M 2X12 Taptite, pan B M2.6X5 Taptite, bind B M2.6X6 Taptite, bind B M2.6X6 Taptite, bind B M2.6X6 Screw, pan (s/p washer) M4X8 Taptite, cup S M3X6 Taptite, pan B M3X6 Taptite, bind B M3X10 Screw, pan cup M4X5 Shoulder screw, M4X5 Taptite, bind B M3X10 Taptite, cup S M3X6 Taptite, cup S M3X6 Taptite, flanged M2X6 Taptite, cup S M3X6 Taptite, bind B M4X10 Screw, pan cup M4X5 Taptite, pan B M3X6 Taptite, bind B M3X10 Taptite, bind B M3X10 Screw, bind M3X6 Screw, bind M3X6 Screw, bind M3X6 Taptite, cup S M3X6 Screw, bind M3.5X8 Screw, bind M3X6 Taptite, bind B M26X6 Taptite, bind B M2.6X6 Q'ty Tightening torque Loosing torque (kgf•cm) (kgf•cm) 2 7 ± 1 Min. 4 3 7 ± 1 1 4 ± 1 2 2 ± 0.5 Min. 4 Min. 2 Min. 1 2 1.5 ± 0.5 2 9 ± 1 Min. 0.5 Min. 4 2 2 ± 0.5 Min. 1 1 1.5 ± 0.5 1 1.5 ± 0.5 1 1.5 ± 0.5 1 1.5 ± 0.5 2 12 ± 2 Min. 0.5 Min. 0.5 Min. 0.5 Min. 0.5 Min. 8 2 7 ±1 5 7 ± 1 1 9 ± 1 1 10 ± 1 1 10 ± 1 3 10 ± 1 2 7 ± 1 1 7 ± 1 4 4 ± 0.5 2 7 ±1 Min. 4 Min. 4 Min. 4 Min. 6 Min. 6 Min. 7 Min. 4 Min. 4 Min. 2 Min. 4 2 9 ± 1 2 7 ± 1 2 5 ± 1 1 9 ± 1 1 9 ± 1 4 6 ± 1 2 6 ± 1 4 6 ±1 Min. 6 Min. 4 Min. 3 Min. 4 Min. 4 Min. 3 Min. 3 Min. 3 5 7 ± 1 2 7 ± 1 2 7 ± 1 1 2 ± 0.5 2 1.5 ± 0.5 Min. 4 Min. 4 Min. 4 Min. 1 Min. 0.5 III-3

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PR98192
2.
TIGHTENING
TORQUE
LIST
Location
Screw
type
Q'ty
Tightening
torque
(kgf•cm)
Loosing
torque
(kgf•cm)
Fan
Screw,
pan
(s/p
washer)
M3X32
2
7
±
1
Min.
4
Fan
holder
Taptite,
pan
B
M3X6
3
7
±
1
Min.
4
Gap
lever
arm
Taptite,
cup
B
M26X6
1
4
±
1
Min.
2
Reinforcing
plate
for
the
gap
lever
arm
Taptite,
bind
B
M26X6
2
2
±
0.5
Min.
1
Head
fixing
plate
Taptite,
cup
B
M2.6X5
2
1.5
±
0.5
Min.
0.5
Head
Screw,
pan
(s/p
washer)
M
3X10
Screw,
pan
(s/p
washer)
M
2X12
2
2
9
±
1
2
±
0.5
Min.
4
Min.
1
Paper
width
sensor
ASSY
Taptite,
pan
B
M2.6X5
1
1.5
±
0.5
Min.
0.5
Encoder
PCB
ASSY
Taptite,
bind
B
M2.6X6
1
1.5
±
0.5
Min.
0.5
T
fence
guide
Taptite,
bind
B
M2.6X6
1
1.5
±
0.5
Min.
0.5
Relay
PCB
cover
Taptite,
bind
B
M2.6X6
1
1.5
±
0.5
Min.
0.5
CR
motor
ASSY
Screw,
pan
(s/p
washer)
M4X8
2
12
±
2
Min.
8
CRI
pulley
holder
Taptite,
cup
S
M3X6
2
7
±
1
Min.
4
CR
beam
Taptite,
pan
B
M3X6
5
7
±
1
Min.
4
Belt
holder
Taptite,
bind
B
M3X10
1
9
±
1
Min.
4
PA
motor
Screw,
pan
cup
M4X5
Shoulder
screw,
M4X5
1
1
10
±
1
10
±
1
Min.
6
Min.
6
PA
motor
holder
Taptite,
bind
B
M3X10
3
10
±
1
Min.
7
PA
belt
fixing
plate
Taptite,
cup
S
M3X6
2
7
±
1
Min.
4
PA
roller
gear
Taptite,
cup
S
M3X6
1
7
±
1
Min.
4
MQ
platen
Taptite,
flanged
M2X6
4
4
±
0.5
Min.
2
Upper
paper
support
spring
Taptite,
cup
S
M3X6
2
7
±
1
Min.
4
Upper
nip
plate
unit
Taptite,
bind
B
M4X10
2
9
±
1
Min.
6
High
-damping
rubber
Screw,
pan
cup
M4X5
2
7
±
1
Min.
4
Gear
31/24
Taptite,
pan
B
M3X6
2
5
±
1
Min.
3
Maintenance
frame
ASSY
Taptite,
bind
B
M3X10
1
9
±
1
Min.
4
Gear
holder
Taptite,
bind
B
M3X10
1
9
±
1
Min.
4
Main
PCB
angle
plate
Screw,
bind
M3X6
4
6
±
1
Min.
3
MID
board
Screw,
bind
M3X6
2
6
±
1
Min.
3
MID
connector
PCB
ASSY,
MID
connector
PCB
holder
Screw,
bind
M3X6
4
6
±
1
Min.
3
Main
PCB
plate
Taptite,
cup
S
M3X6
5
7
±
1
Min.
4
Heat
sink
Screw,
bind
M3.5X8
2
7
±
1
Min.
4
Driver
PCB
Screw,
bind
M3X6
2
7
±
1
Min.
4
CR
PCB
Taptite,
bind
B
M26X6
1
2
±
0.5
Min.
1
AC
electrode
support
C
ASSY
Taptite,
bind
B
M2.6X6
2
1.5
±
0.5
Min.
0.5
III
-3