Brother BC800 User Manual

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Needle-presser unit
Main unit
13 Thread take-up lever and needle bar crank attachment
1. Apply a light covering of MOLYKOTE EM-30L to the thread take-up
lever attachment section of the needle bar crank 1.
2. Attach the thread take-up lever 2 to the needle bar crank 1 with the
screw 1.
3. Apply a light covering of MOLYKOTE EM-30L to the shaft of the thread
take-up lever 3.
4. Attach the thread take-up lever assembly 4 to the thread take-up lever link
5, and then attach the needle bar crank rod 6 to the needle bar crank 1
and the needle bar block 7.
*Key point
• Move the shaft 8 to the right, and then attach the thread take-
up lever assembly 4.
5. Tighten the screw 2.
6. Temporarily tighten the needle bar block 7 and the needle thread block 8
with the screw 3.
Apply MOLYKOTE EM-30L to the thread take-up lever
attachment section of the needle bar crank.
Light covering
XC8385***
Apply MOLYKOTE EM-30L to the shaft of the thread
take-up lever.
Light covering
XC8385***
1
Torque
1.18 – 1.57 N
·m
2
Torque
0.59 – 0.78 N
·m
3
Torque
Hand tighten
2
1
1
3
5
6
4
9
3
2
8
1
7
Screw, Flat
SM3.57-40X7 L
Color; Black
Screw, Pan (S/P washer)
M3X8DB
Color; Silver
Set Screw, Socket (FT)
M4X4
Color; Black
14 BH switch assembly attachment
1. Attach the BH switch assembly 1 with the screw 1.
NOTE
• Align the boss 2 on the base holder with the hole on the BH
switch assembly 1.
1
Torque
1.18 – 1.57 N
·m
1
1
2
Screw, Pan (S/P washer)
M4X8DA
Color; Silver

Brother BC800 Specifications

General

Brand	Brother
Model	BC800
Category	Sewing Machine
Language	English