In or on the heater there should be terminals labelled R, W1, W2 if its a 2 stage and G for fan only operation hook up any color of wires as long as the W on the stat is hooked up with W on the heater and so forth but for heat only operation utilize the R and W terminals only.
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In or on the heater there should be terminals labelled R, W1, W2 if its a 2 stage and G for fan only operation hook up any color of wires as long as the W on the stat is hooked up with W on the heater and so forth but for heat only operation utilize the R and W terminals only.