HappyJapan HCH-701-30, Maintenance Manual

Page: 39 / 171

3 9
Adjustment of height of pressure foot guide bar
3-2-12
1.
Rotate the upper shaft to be lowest point [ 0 degrees ].
2. Turn gear by finger, then bring pressure foot guide bar
down.
3. Please confirm that the lenght of pressure foot gide bar
should be 37 mm.
Also confirm that the pressure foot guide bar should not
touch the LM guide, when the bar goes up to top
position.
4. In case the lenght of pressure foot gide bar is not 37 mm,
loosen the screw which fixes guide bar block and adjust it
as 37mm.