Happy HCS2-1201-30, Maintenance Manual

Page: 97 / 196

9 9
3-6-9b Adjustment of position of moving knife (for Rev.A)
1.Remove Needle plate and Cover (front).
2. Enter maintenance mode in reference to [4-5-1 How to
enter maintenance mode]
3. Press Machine Test .
4．
Press
#2 Cutter Adjust,
5. Press Separate, then the Moving knife will be opened.
Please confirm that the tip of Moving knife is located at
center of Rotary hook retainer.
Tip of moving knife
6. In case the tip of moving knife is not in the right position,
loosen screw on Thread cutting rod, then adjust position of
the Moving knife with turnning Eccentric pin.
Tighten screws.