13
Ｍ
Ｍ
Ｍ
Ｍ
Ｍ
Ｍ
Ｍ
Ｍ
Ａ
Ａ
Ａ
Ａ
Ａ
Ａ
Ａ
Ａ
Ｃ
Ｃ
Ｃ
Ｃ
Ｃ
Ｃ
Ｃ
Ｃ
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2. Needle position sensor
Disassemble the upper base cover (S) after loosing 4 pcs. of the screw (U).
When the needle is positioned at the end of left side and also at the bottom dead point,
adjust the clearance at 2mm between the looper shaft (W) and the proximity sensor
(V), by adjusting the screw (X). During this adjustment, confirm the turning on the
lamp (Z) of the proximity sensor (V). The up-down position of the proximity sensor
(V) should be aligned to the center of the looper shaft (W), by adjusting the screw (Y).
【
10
】
CLEANING THE MACHINE
At the end of each day, remove the presser foot
and the needle plate and then clean the slots
of the needle plate and the area around the
feed dogs.
