Desa V, T installation manual Clean burner see Cleaning and Mainte

TROUBLESHOOTING

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TROUBLESHOOTING

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OBSERVED PROBLEM	POSSIBLE CAUSE		REMEDY
Burner does not light after ODS/pilot is lit	1.	Inlet gas pressure is too low	1.	Contact local natural or propane/LP gas
	2.	Burner orifice(s) clogged		company
			2.	Clean burner(s) (see Cleaning and Mainte-
	3.	Thermopile leads disconnected or improperly		nance, page 23) or replace burner orifice(s)
			3.	Reconnect leads (see Wiring Diagram,
		connected (Remote-Ready Models Only)		page 29)
	4.	Burners will not come on in remote position	4.	Replace battery in transmitter and receiver
		(Remote-Ready Models Only)
Delayed ignition of one or both burners	1.	Manifold pressure is too low	1.	Contact local natural or propane/LP gas
	2.	Burner orifice(s) clogged		company
			2.	Clean burner(s) (see Cleaning and Mainte-
				nance, page 23) or replace burner orifice(s)
Burner backfiring during combustion	1.	Burner orifice is clogged or damaged	1.	Clean burner (see Cleaning and Mainte-
	2.	Damaged burner		nance, page 23) or replace burner orifice
			2.	Replace damaged burner
	3.	Gas regulator defective	3.	Replace gas regulator
Slight smoke or odor during initial operation	1.	Not enough air	1.	Check burner for dirt and debris. If found,
				clean burner (see Cleaning and Mainte-
	2.	Gas regulator defective		nance, page 23)
			2.	Replace gas control
	3.	Residues from manufacturing processes	3.	Problem will stop after a few hours of op-
		and logs curing		eration
Heater produces a whistling noise when burn-	1.	Turning control knob to HI position when	1.	Turn control knob to LO position and let
ers are lit		burners are cold		warm up for a minute
	2.	Air in gas line	2.	Operate burners until air is removed from
				line. Have gas line checked by local natu-
	3.	Air passageways on heater blocked		ral or propane/LP gas company
			3.	Observe minimum installation clearances
	4.	Dirty or partially clogged burner orifice(s)		(see pages 8 through 10)
			4.	Clean burners (see Cleaning and Mainte-
				nance, page 23) or replace burner orifice
White powder residue forming within burner	1.	When heated, vapors from furniture polish,	1.	Turn heater off when using furniture polish,
box or on adjacent walls or furniture		wax, carpet cleaners, etc. may turn into		wax, carpet cleaners, or similar products
		white powder residue
Moisture/condensation noticed on windows	1.	Not enough combustion/ventilation air	1.	Refer to Air for Combustion and Ventila-
				tion requirements (page 5)
Dark residue on logs inside of their fireplace	1.	Improper log placement	1.	Properly locate logs (see Installing Logs,
Note: After removing all causes of residue de-	2.	Drafts or other air currents affecting flame		pages 15 and 16)
posits, completely clean fireplace and appliance			2.	Eliminate source of drafts around heater
off residue before reusing appliance		pattern
	3.	Air holes at burner inlet blocked	3.	Clean out air holes at burner inlet. Periodi-
	4.	Burner flame holes blocked		cally repeat as needed
			4.	Remove blockage or replace burner

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