Watter Saver HPWH500AAOC Installation, Operation And Maintenance Manual - page 8
MADE IN ROME, NY, USA
WATTERSAVER™ HEAT PUMP WATER HEATER
8
FIGURE 6- Wiring Diagram For 208/240V 2-Wire Models
Only
Approved Connectors
L1- Black
Overload
Connection
Green
Ground
Screw
Disconnect Switch
Electric Service Ground
L2- Red
To 208/240
60 HZ
1 Phase
Power
Supply
IMPORTANT:
Figures 5 and 6 are provided as
reference drawings for the 208/240V 2-wire models
only. Always reference the wiring diagram on the
water heater for the correct electrical connections.
FIGURE 5- Field Wiring For 208/240V 2-Wire Models Only
Junction Box Cover
Ground Wire
Conduit
Green
Ground
Screw
Black Wire
Red Wire
WHEN INSTALLING THE ELECTRICAL WIRING TO
THE WATER HEATER:
1. Be sure tank is completely filled with water before
making any electrical connections.
2.Shut off the power source to the unit.
3. Loosen the screw holding the junction box cover to
the top of the water heater. Set the cover aside.
4. Make the electric connections to the water heater
in accordance with local utility requirements and codes.
A standard ½” opening has been made in the junction
box for conduit connections.
5. Ground the water heater by connecting a grounding
wire from the electric service ground terminal to the
green grounding screw in the junction box of the water
heater.
INSTALLATION CHECKLIST
WATER HEATER LOCATION
Centrally located in relation to the water
piping system.
Located indoors in a vertical position and pro-
tected from freezing temperatures.
Area protected from water damage.
Drain pan properly installed and piped to an
adequate drain.
Sufficient room to maintain or service the
water heater.
WATER SYSTEM PIPING
Properly installed and free of leaks.
Temperature and pressure relief valve prop-
erly installed.
Condensate drains (primary and secondary)
piped.
Discharge line run to an open drain and pro-
tected from freezing.
Heater completely filled with water.
Closed system pressure build-up precautions
installed.
Tempering valve installed per manufacturer’s
instructions if required.
Applying electric power to elements that are not
submerged in water will destroy them. The
manufacturer will not warranty any elements
damaged in this manner.
CAUTION
!
!