(C)
(B)
(A)
(A)
(D)
(X)
(Y)
0.4 mm
0–0.1 mm
14
104 72 63-26
Adjustment of the Feed Lifting Cam Timing
Requirement
When the point of the needle is 0.4 mm below the needle plate (A) the top of the feed dog teeth (B) should be
0-0.01 mm above the needle plate.
Check
• Remove the Feed dog.
• Lower the needle bar until the point of needle is 0.4 mm below the needle plate (A)
• The top of the feed dog teeth (B) should now be 0–0.1 mm above the needle plate.
Adjustment
• Lay the machine on its back and remove the base.
• Lower the needle bar until the point of needle is 0.4 mm below the needle plate (A)
• Loosen the setscrew (C).
• If the feed dogs are higher,
turn the feed lifting cam (D) in the direction X.
If the feed dogs are lower,
turn the feed lifting cam (D) in the direction Y.
• Tighten the setscrew (C).
• Mount the feed dog
• Adjust the parallelism and lengthwise movement of the Feed Dog
• Attach the base.