
Model 30A00 Thermostat Power Supply Module
DESCRIPTION
The Model 30A00 Thermostat Power Supply Module (TPSM) is used with
1.the furnace control does not provide enough current to operate the thermostat, as evidenced by a thermostat “reset” when it calls for heating or cooling (when an
AND
2.the 5th wire (Common) is not available at the thermostat location
INSTALLATION
1.Locate an area on the panel of the HVAC system, indoor furnace or air handler large enough to mount the Model 30A00. The area should be free of obstructions both on the front and back of the panel.
2.Secure the Model 30A00 against the panel using the screws.
3.Wire the Model 30A00 according to Figure 1
4.Test thermostat in both heating and cooling modes.