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16.3)
FIELD CONNECTIONS AND WIRING DIAGRAMS – SINGLE STAGE
The figure below shows the internal connection to operate the heater turning on and off 230V power to the heater.
Important: To operate the heater as single stage a jumper wire must be installed across the LO and HI terminals as
shown below. The heater will not operate with only 230V power to the HI terminal.
A. ON / OFF SWITCH CONNECTION - SINGLE HEATERS
To operate the heater with an individual thermostat use the same connections as above for the switch.
B. ON / OFF SWITCH CONNECTION - MULTIPLE HEATERS
Form 44201360
Oct 2019
33
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