−
34
−
D
H
F
C
G
A
B
E
(27) Installing/removing the knife unit
Standard Adjustment
(28) Stop position of the needle after thread trimming
Standard Adjustment
(29) Clearance provided between the main shaft handwheel and the stator
Standard Adjustment
™
The standard stop position of the needle (position at which the marker dot engraved on the machine
arm is aligned with the white marker dot engraved on the handwheel) is when the marker line
engraved on the thread take-up is aligned with the marker line engraved on the face plate (60˚).
™
Adjusting range is within one engraued marker dot in front and rear.
Handwheel
Machine
arm
(Advances)
(Retards)
Adjusting
range
Handwheel
1 mm
Fixing plate
Moving knife pin
Moving knife
1
A
B
1
2