Enviro VENTED GAS FIREPLACE HEATER owner manual Trouble Shooting, Problem Possible Cause Solution

Trouble Shooting

Problem	Possible Cause	Solution
The main burner does not	The gas valve may not be on.	• Check that the gas control knob is in the “ON” position.
ignite when called for.
	Thermostat is not calling for	• Adjust the thermostat several degrees above ambient
	heat.	temperature.
	Problem with gas valve.	• Use a DC voltmeter to measure the voltage across the
		TPTH and TP terminals. Main operator voltage: Open
		circuit ≥ 325mV Closed circuit ≥ 100mV
		• If voltage is not present, check the control circuit for
		proper operation.
		• If proper control system voltage is present, replace the
		gas control.
Spark will not light the pilot	Defective piezo ignitor.	• Check connections to ignitor.
after repeatedly pressing the		• If ignitor connections are good but no spark, replace
spark ignitor.		ignitor.
	Broken spark electrode.	• Check for broken ceramic insulation, replace electrode if
		broken.
	Misaligned spark electrode.	• If spark is not arcing from electrode to pilot, loosen the
		screws on the pilot base adjust and tighten.
Pilot will not remain lit.	Problem with thermocouple	• Check for proper connection of the thermocouple to the
	circuit.	rear of the valve. If loose, fully tighten.
		• Check pilot for full flame impingement around
		thermocouple. If flame is too small, check gas pressure,
		adjust pilot rate screw, check pilot head for damage.
		• Check thermocouple voltage at valve. It must be greater
		than 5 mV. If low, replace thermocouple.
	Air in gas line (pilot dies while	• Bleed line.
	knob is depressed).	• Check gas line pressure.
		• Contact dealer.
Burners will not remain lit.	Problem with thermopile	• Check gas line pressure .
	circuit.	• Check for flame impingement on thermopile. If low, see
		“Pilot will not remain lit”.
		• Check thermopile for minimum of 300 mV when burner is
		switched on.
		• Check wiring to thermostat for breaks.
Flame lifting	Leak in vent pipe	• Check for leaks in vent connections.
	Improper vent configuration	• Check vent configuration with manual.
	Terminal may be recirculating	• Check to see if terminal is on correctly.
	flue gases	• May need to install high wind termination cap.
		• Contact dealer.
Glass fogs up	Normal Condition: after the appliance warms up the glass will clear.
	**Due to additives in gas, glass may get hazy during operation** Clean as needed.
Blue Flames	Normal during start up: flames will yellow as the fireplace heats up.
Flames are burning “dirty” or	Flame impingement	• Check log positioning.
sooting		• Increase primary air by opening the venturi shutter and/
		or by opening the vent restrictor.
		See also “Burners will not remain lit.”
Remote control doesn’t work	Problem with the remote	• One or more of the batteries are dead. See remote
		control instructions.
	Problem with fireplace	• The on/off switch is turned to OFF.
		• The gas control valve is turned to PILOT or OFF.
		• The pilot has gone out.

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