Brother HS-3000, Руководство по обслуживанию

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Main parts Main unit
Disassembly
6
Thread guide assy. A removal
1. Remove the two screws
1
.
2. Remove the thread guide A assy.
1
.
1
1
6-1
Thread guide assy. A disassembly
1. Remove the screw
1
, and then remove the notch spring
2
from the thread
tension holder assy.
1
.
2. Remove the thread dial shaft
3
.
*Key point
• Turn the dial clockwise until it stops.
3. Remove the thread tension dial
4
and the thread tension plate assy.
5
.
4. Remove the spring
6
, washer
7
, tension disc washer
8
, thread release
plate
9
, washer
7
, tension disc B
;
, and then tension disc A
A
in this
order from the caulking shaft of the thread tension holder assy.
1
.
5. Remove the thread tension adjusting screw
B
from the thread tension plate
assy.
5
.
1
1
5
6
8
9
0
B
A
7
3
2
4