Clearance Between Needle And Shuttle - Singer Curvy 8763 Service Manual

Service Manual

8. Clearance between needle and shuttle

Note: Set machine at test mode and select mode 1 for needle at L/C/R
positions. Make this checking before checking "Needle timing to shuttle".
Checking:
1. Remove needle plate, bobbin case and face cover.
2. Shift shuttle hook at the rear of needle by turning hand wheel.
Check to see if needle clearance to shuttle is within 0.05 to 0.15 mm.
0.05～0.15ｍｍ
Adjustment:
1. Turn screw (A) to either direction as illustrated and adjust needle position by moving
support shaft back and forth.
To decrease clearance, turn screw to counter-clockwise.
0.05～0.15ｍｍ
At left position
Shuttle
At left position
0.05～0.15ｍｍ
At right position
At right position
A
Original issue
Dec.2007
Page 20/47
Model
COSMO-II series