Brother BC800, Service Manual

Page: 68 / 134

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Main parts Main unit
Assembly
25-2
Thread take-up holder B assembly
1. Attach the wire
2
to thread take-up holder B assembly
1
.
2. Insert the tip of the thread take-up spring
3
into the second hole from the
bottom on the thread catching spring case
4
, secure 9.7 to 10.7 mm from
the top of the groove on thread take-up holder B assembly
1
to the ridge
of the thread hanging section on the thread take-up spring, and attach the
thread take-up spring to thread take-up holder B assembly
1
with the
screw
1
.
*Key point
• Attach the thread hanging section on the thread take-up spring
to the section between the ribs of the thread catching spring
case.
• Insert the 2 ribs of the thread catching spring case into the slot
on thread take-up holder B 1 .
1
Torque
0.59 – 0.78 N
·
m
2
1
3 4
2
4
1
3
9.7-10.7mm
4
1
Screw, Pan (S/P washer)
M3X18DA
Color; Silver