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G0637/G0638 Cyclone Dust Collector
Model G0637
440V Conversion
The Model G0637 can be rewired for 440V opera-
tion. This rewiring job consists of disconnecting
the dust collector from the power source, chang
-
ing the control box, and rewiring the motor.
The necessary control box for this procedure can
be purchased by calling our customer service
number at (800) 523-4777 and ordering part num-
ber P0637119.
When complete, the rewiring job must be inspect
-
ed by a qualified electrician before the dust collec
-
tor is connected to the power source. Refer to the
Wiring Diagrams on Pages 45
–46 for additional
information.
Model G0638
440V Conversion
To operate the Model G0638 on 440V power, you
must purchase a G0638 440V Conversion Kit.
Call our customer service number at (800) 523-
4777 and order part number P0638119.
To convert the G0638 to 440V:
1. DISCONNECT THE DUST COLLECTOR
FROM THE POWER SOURCE!
2. Open the control box and identify the over-
load relay and the transformer (see
Figure
3).
Figure 3. Model G0638 control box overload
relay and transformer.
Transformer
Overload
Relay
3. Replace the overload relay with the one
included in the conversion kit, and turn the
AMP dial to 15.
4. Move the "R0" wire on the transformer from
the 220V terminal to the 440V terminal (see
Figure 4).
Figure 4. Model G0638 220V and 440V
transformer connections.
5. Open the motor junction box and rewire the
motor terminals for 440V power. Refer to
Wiring Diagram on Page 48 for additional
information.
You must have a qualified electrician inspect
your 440V rewiring job before connecting
the dust collector to the power source.
Failure to heed this warning may result in
property damage, serious personal injury, or
death from electrocution.
440 conversion