18
10. Needle to Feed Dogs Timing
The tip of the right needle should be 1.3 to 3.6 mm
above the upper surface of the needle plate
q
when the
top of the feed dogs
w
are same level with the upper
surface of the needle plate
q
in its downward motion.
z
Remove the free arm cover and rear cover.
x
Set the stitch length dial at
3
and differential feed dial
at
1.0.
c
Turn the handwheel toward you to lower the needle
bar until the tip of the left needle is 2.6 mm above
the upper surface of the needle plate
q
.
v
Loosen the hexagonal socket screws
e
(2 pcs.) and
turn the feed cam
r
to adjust the height of the feed
dogs (see page 12).
If the top of the feed dogs are higher than upper
surface of the needle plate
q
, turn the feed cam
r
clockwise.
If the top of the feed dogs are lower than upper
surface of the needle plate
q
, turn the feed cam
r
counterclockwise.
b
Tighten the hexagonal socket screws
e
(2 pcs.).
Attach the rear cover and free arm cover.
q
e
e
w
r
1.3 to 3.6 mm
Summary of Contents for CoverPro 3000 PROFESSIONAL
Page 3: ......
