Form 44201360
33
Oct 2019
FIELD CONNECTIONS AND WIRING DIAGRAMS
–
SINGLE STAGE
16.3)
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