Timing The Needle With Feed Dog - Consew 226R Operating Instructions Manual

13
TIMING THE NEEDLE WITH FEED DOG
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It is important that the timing relationship between the needle on its downward
stroke and the feed dog movement is maintained at all times. When the scarf
of the needle on the downward stroke reaches the top surface of the feed dog,
the feed dog movement must start.
When adjustment is required, use the following procedure to change the position
of the cam (@, Fig. 17):
1. Open cover plate «D, Fig. 17) and loosen two screws (@, Fig. 17).
2. Normally put the arrow mark of the cam (@, Fig. 17) on the V ditch(@, Fig.
17) of ann shaft (@, Fig. 17).
3. As fine adjustment, turn the machine pulley to place the needle at Imm up
from its lowest point and pushing the stitch length regulating lever
(<1),
Fig.
12) up and down, turn the cam (@, Fig. 17) and set this at the point both the
needle and the feeder rest.
Fig. 17