
15
Adjustment
Fig. 1 - 09
1
.05.09
Looper avoiding motion
Requirement
With the needle bar at TDC, or at
0
.
8
mm
before TDC for H-model machines and machi-
nes with -
911
/.. (pin in hole
1
or
4
), the slot in eccentric
2
must be positioned exactly un-
der the center of the shaft.
●
Loosen screw
1
.
●
Bring the needle bar into the appropriate position.
●
Turn eccentric
2
according to the
requirement
.
●
Tighten screw
1
.
1
2
1
3
4