United States Stove VF30IL Troubleshooting, Continued, Observed Problem, Possible Cause, Remedy

TROUBLESHOOTING, CONTINUED...

OBSERVED PROBLEM	POSSIBLE CAUSE			REMEDY
ODS/Pilot lights, but flame goes out	• Thermocouple connection loose at	• Hand tighten until snug, then
When control knob is released.	control valve.	tighten 1/4		turn		more.
(continued from page 25)	• Pilot flame not touching thermocouple,	•	Contact	local		gas company.
	which allows thermocouple to cool,
	causing pilot flame to go out. This
	problem could be caused by either
	low gas pressure, or a dirty or partially
	clogged ODS/pilot.
	• Thermocouple damaged.	•	Replace	thermocouple.
	• Control valve damaged.	•	Replace	control valve.
One or both burner do not	• Burner orifice is clogged.	• Clean burner or replace burner
light after ODS/pilot is lit.	• Burner orifice diameter is too small.	orifice.
		•	Replace	burner orifice.
	• Inlet gas pressure is too low.	•	Contact	qualified service person.
Burner backfires during	• Manifold pressure is too low.	• Contact local gas company.
combustion.	• Burner orifice is clogged.	• Clean burner or replace burner
		orifice.
Slight smoke or odor during	• Burner orifice is clogged or damaged.	• Clean burner or replace burner
initial operation.	• Burner is damaged.	orifice.
		•	Replace	burner.
	• Gas regulator defective.	•	Replace	gas	regulator.
Logs appear to smoke after	• Vapors from paint or curing process	• Problem will stop after a few hours
initial operation.	of logs.	of	operation.		Run the heater with
		the damper open if you have one,
		or open a window for the first few
		hours.
		• Log heater is intended to be
		smokeless. Turn OFF heater and
		call qualified			service person.
Heater produces a whistling	• Turning control knob to HIGH (3)	• Turn control knob to LOW (2)
noise when burner is lit.	position when burner is cold.	position and let warm up for a
		minute.
	• Air in gas line.	• Operate burner until air is removed
		from line. Have gas line checked
		by local gas company.
	• Dirty or partially clogged burner	• Clean burner or replace burner
	orifice.	orifice.
No gas to pilot.	• LP-regulator shut down due to inlet	• Verify LP tank regulator is
	pressure too high.	installed and set				to 11" to 13"w.c.

Replace regulator on heater.

WARNING

If the gas quality is bad, your pilot may not stay lit, the burners may produce soot and the heater may backfire when lit. If the gas quality or pressure is low, contact your local gas supplier immediately.

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