0°
~90°
0°
BQ1
BQ8
2 mm
45,5 mm
0,2 — 0,3 mm
1
1 2
3 4
7
4
3
4
5
5
2
S-311
1-42
Released:01/2014
E-mail: [email protected]; webside: amfreece.com
Phone: +420 582 309 146; Fax: +420 582 360 606
E - STANDARD MACHINE ADJUSTMENT
2. THE SEWING DRIVE SENSOR PLATES ADJUSTMENT
It is important that the sensor plates of the sewing drive are properly adjusted. To access these plates, remove the
right side cover according to the section B4.The sensors are adjusted from the manufacturing factory and are marked
with the colour.
BQ8 - The sensor for needle bar position when the machine is stopped.
BQ1 - The sensor for table feeding when sewing.
2.1. Rotate the hand wheel
7
until the marking is on the top (white point). The needle bar has to be in the bottom
position (can not move). Loose the screw
5
on the sensor
4
; rotate the sensor until the sensor BQ1 is switched
on, tighten the screw
5
.
2.2. Rotate the hand wheel
7
the way the needle bar lifts for 45,5 mm in front of the top position. Loose the screw
5
on the sensor
4
; rotate the sensor until the sensor BQ1 is switched on, tighten the screw
5
.
Checking after adjustment: When the machine stops, the right looper has to be turned to the left.
Picture 1
Picture 2
Measure from the plastic
wheel (bearing cover)