PDA

View Full Version : No display on thermostat


colepea
Apr 28, 2008, 06:20 PM
There is no light or display on my thermostat. How can I resolve this issue?

hvac1000
Apr 28, 2008, 07:52 PM
First check batteries if the thermostat has them. Next check the 24 volt transformer in the furnace to se if it is working and supplying voltage to the thermostat..