Screw A
Clockwise Raise
Counter-clockwise Lower
Adjusting screw
6. FEED DOG ADJUSTMENT
Loosen two screws "A" , rotate adjusting screw clockwise
or counter-clockwise.
Clockwise-----------------------Raise feed dog
Counter-clockwise------------Lower feed dog
Presser foot
Pressure
1mm
1mm
a) FEED DOG HEIGHT ADJUSTMENT
a) FEED DOG POSITION ADJUSTMENT
Screw of Main feed dog
(Rear)
Screw of Sub feed dog
(Front)
Condition : Stitch Length 4
Differencial Feed N
The minimum distance between needle plate and main/sub
feed dogs which are moved front and back, is 1mm.
5
0.9 - 1.0mm
Summary of Contents for BL-101
Page 1: ...SERVICE MANUAL Model BL 101...
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Page 43: ...4 0 9 0 1 0 3 Height of feed dog 4 Tension release Dropped feed dog adjustment A C B D E...