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Model G0778 (Mfd. Since 10/14)
Voltage Conversion
The voltage conversion MUST be performed by
an electrician or qualified service personnel.
The voltage conversion procedure consists of
rewiring the main motor and installing the correct
plug. A wiring diagram is provided on Page 7 for
your reference.
Items Needed Qty
• Wrench 7mm .............................................. 1
• Electrical Tape ............................ As Needed
• Plug 6-15 .................................................... 1
• Wire Stripper .............................. As Needed
To convert Model G0778 to 220V:
1. DISCONNECT MACHINE FROM POWER!
2. Cut off included plug.
3. Open main motor junction box, then remove
wire nuts indicated in Figure 1.
4. Connect the main motor wires, as shown in
Figure 2, with wire nuts. Once snug, wrap
electrical tape around each wire nut and the
connected wires, to reduce the likelihood
of the wire nut vibrating loose during motor
operation.
Figure 1. Location of components to be removed
and loosened.
110V (Prewired)
Ground
1
3
4
2
Bl
Wt
Gn
Remove Remove
5. Close and secure the motor junction box.
6. Install a 6-15 plug on the end of the cord,
according to the instructions and wiring dia-
grams provided by the plug manufacturer.
—If the plug manufacturer did not include
instructions, the wiring of a generic NEMA
6-15 plug is illustrated on Page 7.
220V (Rewired)
Ground
4
3
2
1
Bl
Wt
Gn
Figure 2. Motor wires repositioned for 220V.
Connect
and Tighten
Connect
and Tighten
Connect
and Tighten