Pilot light systems are the most common reason gas fireplaces fail to light according to justin worthen outside.
Fireplace igniter not sparking.
If gas is coming out of the pilot but it still won t light the spark igniter could be the problem.
Unscrew it from the gas valve with a wrench and clear it with compressed air from an aerosol can.
If the breaker is off.
Alleyne says to look for and clear out any debris between the igniter and thermocouple.
How to troubleshoot gas fireplace that won t light 1.
If the pilot is lighting but not staying lit it indicates that the thermocouple is worn out worthen says.
If the gas is on and the pilot hasn t been lit in a couple months you ll need to purge the air out of the pilot.
Turn the fireplace on using the remote wall switch or thermostat.
If you don t see a spark from the ignition when attempting to light the pilot release the gas valve immediately and wait five minutes before using another method such as a match to light it.
This is the first thing you should check if your igniter is not working on your gas fireplace.
This switch completes a circuit to the surface burner spark module causing the burner igniters to spark when the burner switch is turned to the lite position.
Open the circuit breaker box and locate the circuits for the fireplace.
If the gas is open and you have a spark but the pilot won t light the pilot tube may be blocked.
How to troubleshoot an electronic ignition for a superior gas fireplace step 1.
The igniter switch is an electrical switch on the stem of the gas surface burner control valve.
Erratic sparking usually indicates a bad spark module.
If the igniter is sparking slowly there may be a wiring issue.