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DANGER: SHOCK HAZARD
Make sure electrical power to the heater is discon-
nected to avoid potential serious injury or damage to
components.
Fig. 21: On-Off Wiring Connections
Fig. 22: 2-Stage Wiring Connections
Fig. 23: 3-Stage Wiring Connections
Fig. 24: 4-Stage Wiring Connection
Installer action is required to electrically enable your
heater to operate after making the power connections.
You must make a closed contact connection on Stage
1 connector of the Central Point Wiring (CPW) board
for temperature control connections. This will be done
based on the controller option selected with your
heater order.
1. For Pool and Closed-Loop Water-Source Heat
Pump applications, your heater should be config-