Desa Tech S39NT installation manual Top

VENT-FREE NATURAL GAS PEDESTAL STOVE

TROUBLESHOOTING

Continued

WARNING: If you smell gas

•Shut off gas supply.

•Do not try to light any appliance.

•Do not touch any electrical switch; do not use any phone in your building.

•Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

•If you cannot reach your gas supplier, call the fire department.

IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may mix with combustion air and create odors. These odors will disappear over time.

OBSERVED PROBLEM POSSIBLE CAUSE REMEDY

Heater produces a clicking/ticking noise just after burner is lit or shut off

1.Metal expanding while heating or con- tracting while cooling

1.This is common with most heaters. If noise is excessive, contact qualified ser- vice person

Heater produces unwanted odors	1.	Heater burning vapors from paint, hair
		spray, glues, cleaners, chemicals, new
		carpet, etc. (See IMPORTANT state-
		ment above)
	2.	Gas leak. See Warning statement at
		top of page

1.Open window and ventilate room. Stop using odor causing products while heater is running

2.Locate and correct all leaks (see Check- ing Gas Connections, page 9)

Heater shuts off in use (ODS operates)	1.	Not enough fresh air is available
	2.	Low line pressure
	3.	ODS/pilot is partially clogged

1.Open window and/or door for ventilation

2.Contact local natural gas company

3.Clean ODS/pilot (see Cleaning and Maintenance, page 15)

Gas odor even when control knob is in OFF position

1.Gas leak. See Warning statement at top of page

2.Control valve defective

1.Locate and correct all leaks (see Check- ing Gas Connections, page 9)

2.Replace control valve

Gas odor during combustion	1.	Foreign matter between control valve
		and burner
	2.	Gas leak. See Warning statement at
		top of page

1.Take apart gas tubing and remove for- eign matter

2.Locate and correct all leaks (see Check- ing Gas Connections, page 9)

Burner flame is excessively large and is	1.	Excessive line or manifold pressure
very near or touches the top of firebox	2.	Dirty primary air holes

1.Check manifold pressure and correct as needed

2.Clean burner air holes (see Cleaning and Maintenance, page15).

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