Brother BE-1204B Instruction Manual page 162

Chapter 8 Adjustment
2. Press the stop switch in order to ensure maximum safety during adjustment.
Adjust the movable knife position in this state.
3. Loosen two bolts [3] that connect the thread trimmer connecting rods B [1] and A [2].
4. Tighten the two bolts [3] until the triangle part of the movable knife [4] is protuded by 1 mm from
the fixed knife [5].
* Precautions for tightening the two bolts [3]:
[3]
[2]
• The thread trimmer connecting rod A [2] has a backlash of about 0.1 ~ 0.2 mm back and forth.
Tighten the two bolts [3] while pulling them forward by the backlash amount.
• Tighten the two bolts [3] so that the thread trimmer connecting rods A [2] and B [1] are positioned in
a straight line.
8-10
W1267Q
[1]
Toward
this side
W1319Q
BE-1204B-BC • BE-1206B-BC
*Bad example
W1322Q