HIGHLEAD GC20618 Series, Instruction Manual Parts Catalog

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2
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PREPARATION FOR OPERATION
O
verall view of assembled
sewing machine
1 ．
Power cable connection
1) Connection to Power Supply
When connecting the power supply connector to the control box, the connector should be completely
plugged in the proper receptacle after confirming the connector type and matching direction.
A. In case of three-phase electrical power system, the “U” phase should be connected to the red lead,
the “V” phase to the white lead, and the “W” phase to the black lead. The motor rotary direction
depends, however, upon the setting of the internal switch in the control box as described in
Paragraph 1-(3)
CAUTION: The green wire must be connected to the ground terminal in order to ground
the motor properly.
B. The appropriate power fuse capacity is as follows. Power supply 200V-240V
：
10A
100V-120V
：
15A
2) Lamp Leads
A. When installing the illuminating lamp(6V,15-20W),The connecting wire is attached on the
back of the Control box. It should be
removed and connected by
removing the insulating tube
from the wire and stripping
properly. The wire connections
should be, then, insulated by