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INTERMITTENT PILOT CONTROL SYSTEM TROUBLESHOOTING (CONT’D)
Burner lights but does not stay
lit while pilot remains on
Low gas pressure
Check gas supply pressure
Loose sensor wire
Check wire connection
Faulty valve
Replace valve
Faulty pilot or thermocouple
Replace Safety pilot
Clogged or dirty burner ports
Clean burner ports
(For fireplace equipped with optional
thermostat or thermostat remote) Room
temperature is higher than thermostat
setting
Move (optional) remote away from
fireplace
Set higher temperature on (Optional)
remote/thermostat
Burner & pilot light but will not
stay lit
Flame sensor dirty
Clean pilot sensor
Low gas pressure
Check gas supply pressure
Not enough fresh air for pilot
Open door or window - ventilate
Clogged or dirty burner ports
Clean burner ports
For fireplace equipped with optional
thermostat or thermostat remote, the room
temperature is higher than the thermostat
setting
Move remote away from fireplace
Set higher temperature on remote/
thermostat
Faulty pilot or thermocouple
Replace pilot
Incorrect burner flame
Incorrect gas supply or pressure
Check gas supply pressure
Blocked orifice
Check orifice opening
Clogged or dirty burner ports
Clean burner ports
Faulty valve
Replace valve
High altitude
Adjust orifice size for altitude
Backfire of burner
Blocked orifice
Check orifice opening
Clogged or dirty burner ports
Clean burner ports
Low gas pressure
Check gas supply pressure
Appliance produces unwanted
odors
Vapors from paint, hairspray, glue, etc.
Ventilate room until odor stops. Do not use
paint, hairspray, glue, etc around fireplace
Initial burn-off of manufacturing chemicals Ventilate room until odor stops
Whistle noise from appliance
Check gas pressure
Adjust gas pressure to recommended
setting.
Air in gas line
Bleed lines
Control knob not in fully open position
Open control knob to full position
Spiral gas flex line pinched or too small
diameter line
Straighten flex line where pinched or
replace gas feed line with larger diameter
PROBLEM OBSERVED
POSSIBLE CAUSE
CORRECTIVE MEASURE