Brother BC800, Service Manual

Page: 64 / 134

3 - 13
Main parts Main unit
Assembly
17
Main PCB assembly attachment
1. Insert the bobbin winder switch of the main PCB
2
into the slot on the
bobbin winder stopper plate
1
, and then insert the boss on the arm bed
cover into the screw hole on the shutter cover
3
.
2. Main PCB assembly
4
with the 2 screw
1
.
*Key point
• Refer to "5 - 1 Special Instructions of Wiring" for wiring details.
1
Torque
0.78 – 1.18 N
·
m
1
4
1
3
2
Taptite, Bind B
M4X10
Color; Gold
17-1
Main PCB assembly
1. Attach the main PCB plate spring
2
and the main PCB
3
to the shutter
cover
1
with the screw
1
.
1
Torque
0.39 – 0.78 N
·
m
1 3
1 2
Taptite, Bind B
M 3X8
Color; Gold
18
Upper cover thread guide attachment
1. Attach the upper cover thread guide
1
.
1