Installing The Bobbin Case - Brother BAS-341H Instruction Manual

4. PREPARATION BEFORE SEWING
More thread
3567B

4-5. Installing the bobbin case

Turn off the power switch before installing the bobbin case.
If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result.
4002M
1. Pull the shuttle race cover (1) downward to open it.
2. While holding the bobbin so that the thread winds to the right, insert the bobbin into the bobbin case.
3. Pass the thread through the slot (2) and pull it out from the thread hole (3).
4. Check that the bobbin turns in the direction of the arrow when the thread is pulled.
5. Pass the thread through the lever thread hole (4), and then pull out approximately 30 mm of thread.
6. Hold the latch on the bobbin case and insert the bobbin case into the rotary hook.
27
3566B
Less thread
Case A
Case B
BAS-341H, BAS-342H
Adjusting the bobbin winding amount
Loosen the screw (5) and move the bobbin presser (6).
If the thread winds onto the bobbin unevenly
Loosen the set screw (7) and move the bobbin winder
tension assembly (8) up and down to adjust.
* For case A, move the bobbin winder tension assembly (8)
down, and for case B, move it upward.
CAUTION
2534Q
30mm
2535Q