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Note: When mounting to a PTAC, ensure screws will not damage wires or coils. The sub-base may be mounted using adhesive tape, such as double-sided tape or hook and loop stirps when drilling is not practical. The base module must be hardwired (C and R terminals connected to 24V power).
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Establishing Communication between T631W-2 and the Base Module Blue LED Easy, Two Step Communication Link Step 1. To set up the initial link between the Thermostat and the LED Relay Indicators base module please follow the steps below: Press and hold the base module button for 3 seconds.
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