
GHE-1207 Service Manual
19
17. Auto Buttonhole adjustment
Problem 1:
buttonhole presser foot is not sensed when you select button pattern and pull buttonhole lever
down.
Solution:
1. Open face cover
2. Loosen the screw of buttonhole switch case (128024), then adjust and move the switch case backward,
tighten screw and test.
Check:
1. Select buttonhole pattern
2.
Pull do utto hole le er hile the sig of le er does ’t flash o the L
ED display.
3. Start to sew complete buttonhole
Problem 2.
The shape of buttonhole is sew like
, this situation is BH switch is backward too far.
Solution:
Loosen the screw of buttonhole switch case (128024), then adjust and move the switch case
forward, tighten screw and test.
Check:
Select buttonhole pattern
2. Pull down buttonhole
le er hile the sig of le er does ’t flash o the LCD display.
3. Start to sew complete buttonhole
BH switch case
(128024)
Содержание 555QE
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