Virginia Martin
Apr 15, 2013, 01:32 PM
Why doesn't the screen have any writing on it?
ma0641
Apr 15, 2013, 02:50 PM
And this is in Heating and Air conditioning? What are you talking about?
Stratmando
Apr 15, 2013, 02:51 PM
Low or dead battery in thermostat.
Most likely?