
Wheretocalcodes permit connecting the appliance-
grounding conductor to the neutral (white) wire
(see figure 3):
The 3-conductor cord or cable must be replaced with a 4-
conductor cord or cable where local codes prohibit grounding
through the neutral conductor, including new branch-circuit
installations (1996 NEC), mobile homes, or recreational
vehicles.
.
2.
Disconnect tile power supply.
In the circuit breaker, fuse box or junction box:
connect appliance and power supply cable wires as
shown on figure 3.
Cable from Power Supply
Ground Wire
\
Wires Black
Wires
Box
Ground Wire U.L-Listed Conduit
(Bare or Green Wire) Connector (or CSA
listed)
Cable from appliance
Figure 3
3-WIRE GROUNDED JUNCTION BOX
Improper connection of aluminum
house wiring to copper leads can result in a short
circuit or fire. Use only connectors designed for
joining copper to aluminum, and follow the
connector manufacturer recommended procedure
closely.
Where tocat codes DO NOT permit connecting the
appliance-grounding conductor to the neutral
(white} wire, or if connecting to 4-wire electrical
system (see figure 4}:
1. Disconnect the power supply.
2. Separate the green (or bare copper) and white
appliance cable wires.
3. Cap the white wire from tile power supply cable if a
3-wire appliance cable is supplied.
4. In tile circuit breaker, fuse box or junction box:
connect appliance and power supply cable wires as
shown on figure 4.
Cable from Power Supply
Ground Wire
Red _.
Wires
-White Wire
Wires
Box
Ground Wire U.L.-Listed Conduit
(Bare or Green Wire) Connector (or CSA
listed)
Cable from appliance
Figure 4
4-WIRE GROUNDED JUNCTION BOX
DO NOT ground to a gas supply pipe.
DO NOT connect to electrical power supply until
appliance is permanentJy grounded. Connect the
ground wire before turning on the power.
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