5
(5). Installation of the synchronizer :
(6). Assembly of hand wheel :
(7). Installation of hand wheel :
(a). Install the synchronizer with the copper
screws
on the machine head.
WARNING:
The screws must be copper, if using iron, it will cause the needle positioning
abnormal and also cause the 2 magnets in the hand wheel to be demagnetized.
(a). Install the N pole and S pole magnets inside the hand wheel.
WARNING:
The N pole magnet has a red dot on the magnet.
If the N pole and S pole magnets installed incorrectly, it will cause the up and
down
osition to be o
osite.
Red dot
(a). Install the hand wheel on the machine head shaft, align the screw of the hand wheel on the flat area of
the machine head shaft and secure all related screws.
WARNING:
Make sure that the hand wheel don’t touch the synchronizer (leave a 0.5 mm space),
or else the synchronizer will be damaged by the friction during sewing.
WARNING: Please leave
a 0.5 mm space between
the synchronizer and the
hand wheel..
From the library of: Diamond Needle Corp
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