1: If small blower came on when calling for heat, but no ignition= pressure switch not pick up the “Air Proven” signal,
2:Ignition came on (Red) and Gas fired up. But only last for 2 minutes or less, and the bigger blower did not started=Motor Overload. Also =Overheat, gas burning but no air circulation, heat exchanger overheat
Observe few more time of the start cycle and make notes on what is started and what is not Such as
1:Did small blower started?
2:Has ignition?
3:Gas fire up?
4:Circulation blower started?
Instead I visiting you home,If you can answer these question. I am able to help you.
2:Ignition came on (Red) and Gas fired up. But only last for 2 minutes or less, and the bigger blower did not started=Motor Overload. Also =Overheat, gas burning but no air circulation, heat exchanger overheat
Observe few more time of the start cycle and make notes on what is started and what is not Such as
1:Did small blower started?
2:Has ignition?
3:Gas fire up?
4:Circulation blower started?
Instead I visiting you home,If you can answer these question. I am able to help you.