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Installation Instructions (cont'd)
Wiring
A CAUTION
Never usethis water heater unlessit iscompletely full of
water. To prevent damage to the tank and heating ele-
ment the tank must be Elled with water. Water must
flow from the hot water faucet before turn ng on power.
You must provide all wiring of the proper size outside of the
water heater. You must obey local codes and electric company
requirements when you install this wiring.
If you are not familiar with electric codes and practices, or if you
have any doubt, even the slightest doubt, in your ahility to con-
nect the wiring to this water heater, obtain the service of a com-
petent electrician. Contact your Sears salesperson to arrange for a
professional electrician,
AWARNING
WATER HEATERS EQUIPPED FOR ONE VOLTAGE
ONLY: This water heater is equipped for one type volt-
age only. Check the rating plate near the bottom access
panel for the correct voltage. DO NOT use this water
heater with any voltage other than the one shown on the
model rating plate. Failure to use the correct voltagecan
cause problems which can result in DEATH, SERIOUS
BODILY INJURY, OR PROPERTY DAMAGE. If you have
any questions or doubts consultyour electric company.
A CAUTION
If wiring from your fuse box or circuit breaker box was
aluminum for your old water heater, replace it with cop
per wire. If youwish to reuse the existinS aluminum wire,
have the connection at the water heater made by a com-
petent electrician. Contact your Sears salesperson to
arrange for a professionalelectrician.
1. Provide away to easily shut off the electric power when work-
ing on the water heater. This could be with a circuit breaker
or fuse block in the entrance box or a separate disconnect
switch,
2, Install and connect a circuit directly from the main fuse or
circuit breaker box, This circuit must be the right size and
have its own fuse or circuit breaker. Refer to the chart in the
"Product Specifications" section for the correct size wire and
fuse circuit breaker,
3. If metal conduit is used for the grounding conductor:
A. The grounding electrode conductor shall be of copper,
aluminum, or copperclad aluminum, The material shall
be of one continuous length without a splice or joint.
B. Rigid metal conduit, intermediate metal conduit, or elec-
trical metallic tubing may be used for the grounding
means if conduit or tubing is terminated in fittings
approved for grounding.
C. Flexible metal conduit or flexible metallic tubing shall be
permitted for grounding if all the following conditions are
met:
I. The length in any ground return path does not exceed
6 feet.
2. The circuit conductors contained therein are protected
by overcurrent devicesrated at 20 amperes or less.
3. The conduit or tubing is terminated in fittings
approved forgrounding•
For complete grounding details and all allowable exceptions,
refer to the latest edition of the National Electrical Code.
4. A standard ½ condmt opening has been made in the water
heater junction box for the conduit connection.
5. Wiring Diagrams (See W_zring Diagrams Section) have been
supplied showing the two most common types of connections
between the water heater and the power supply, You can easi-
ly see which type connection you have by removing the junc-
tion box cover on top of the water heater.
Two Wire Connection Diagrams: is the most common
requiring you to simply connect red to red, black to black,
and the groundwire to the greenground screw in the junc-
tion boxof the waterheater.
NOTE: If you have purchased a three wire connection
water heater but you arenot on a "Time Clock" or "Off
Peak" meter and have a stand_d two wite connection
Tower supply, simply follow the connection diagram in
lock 3. of the ThreeWL,'eConnection Diagram.
6. Use wire nuts and connect the power supply wiring to the
wires inside the water heaters junct'on.
7. The water heater must be electrically "grounded" by the
installer. A greer_ ground screw has been provided oft the
water heater's junction box. Connect ground wire to this
location.
8. Replace the wiring junction cover using the screw provided.
WIRE
NUTS
CONDUIT
SCREW
14