If the gas valve is turned off the furnace will not produce heat.
Trane furnace gas valve not opening.
What sould we do next.
Just the inducer fan and sometimes the main air blower runs.
But it will try to turn the gas valve and then immediately look for the fire if no fire then shuts down gas valve within seconds.
Fixing a gas furnace.
Hello have a trane xr90 that fails to open the gas valve.
May then retry 2 more times.
Another trane furnace concern is when the heat goes out.
Furnace gas valve will not open hot surface ignotor lights can here click for solenoid no 24v.
On most furnaces i have seen if any limit is open the lighting sequence will not even begin.
Great video troubleshooting this goodman furnace gas valve.
This may happen because your gas valve is not on.
When your furnace igniter fails to light the burner inside your furnace will never produce heat.
Sorry about the poor camera work.
After startup proceedure glowplug gloes and the circuit clicks to open the gas valve but the gas valve does not open no power to the valve checked with meter.
A simple measurement will tell you if your valve is bad or another part keeping voltage from the.