Honeywell Programmable Thermostat Heater "red fan light" Questions

...greatly appreciated. transformer going bad or bad connection check for 24v ac from red to common batteries only for mem storage and if no common used at stat to hold program red to g fan red to y ...

...fan will run for 3 seconds and then stop. From the Furnace I have G W Y R & B (blue) wires. The Tstat has G W Y RH C RC. Can anyone help with this? We have been cold for 4 days now. The symptoms ...

...fan comes on and the heating element is lighting but no ignition. WHATS the deal? sounds like a gas valve issue. if the hot surface ignitor is glowing red then the next step is for the gas valve to ...

...fan turns on. I have a bryant cant find the model type. There is aslo a blinking red light Hello First check that the main circut breaker is not blown. Next be sure you have gas or fuel oil going to ...

...fan comes on. Look for a circuit board if the unit is 15 years old or newer. On this board you should see a S type fuse plugged in to it, a 3 to 5 amp fuse. Blue or amber in color. It is just like a ...

...a green screen then most likely takes batteries if does not light up then no batteries with a small piece of insulated wire jump from green to red if indoor fan does not come on then transformer ...

...listen for it to click. and set fan to [auto] always How do you jump wires? Connect together the red and white wires that go to the thermostat. The furnace will interpret that as a call for

...fan running. This thermostat is used by a Trane unit. There is a red LED light on the control panel of the heating-cooling unit that flashes once per second. There is a 3 amp fuse in the main circuit ...