Brother BC800, Service Manual

Page: 56 / 134

3 - 5
Main parts Main unit
Assembly
5
Bobbin winder assembly attachment
1. Attach the rubber ring
1
to the bobbin winder pulley.
2. Insert the bobbin winder shaft
2
into the groove on the arm bed cover, and
secure the shaft with the 2 screws
1
.
3. Insert the BW switch lever
3
into the bobbin winder shaft stopper
4
.
4. Set the bobbin winder spring
5
and then the bobbin winder shaft stopper
4
to the stopper attachment section of the arm bed cover, and secure them
with the screw
2
.
*Key point
• Check that the bobbin winder spindle base passes over the
bobbin winder spring when the bobbin winder is switched.
• Check that the bobbin winder spring returns to the original
position when the bobbin winder is switched.
1
2
Torque
1.18 – 1.57 N
·
m
2
5 4 6
1
1 4
2
Giza Tite
5X16
Color; Gold