Troubleshooting, Continued – Desa FDCFTN User Manual

Page 27

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27

27

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

Burner does not light after ODS/pilot is lit

Delayed ignition of burner

Burner backfiring during combustion

Slight smoke or odor during initial operation

Fireplace produces a whistling noise when
burner is lit

White powder residue forming within burner
box or on adjacent walls or furniture

Moisture/condensation noticed on windows

REMEDY

1. Contact local natural or propane/LP gas

company

2. Clean burner (see Cleaning and Main-

tenance, pages 24 and 25) or replace
burner orifice

3. Reconnect leads (see Wiring Diagram,

page 25)

4. Replace battery in transmitter and receiver

1. Contact local natural or propane/LP gas

company

2. Clean burner (see Cleaning and Main-

tenance, pages 24 and 25) or replace
burner orifice

1. Clean burner (see Cleaning and Main-

tenance, pages 24 and 25) or replace
burner orifice

2. Replace damaged burner
3. Replace gas regulator
4. Contact local natural or propane/LP gas

company

1. Problem will stop after a few hours of

operation

2. Check burner for dirt and debris. If

found, clean burner (see Cleaning and
Maintenance
, pages 24 and 25)

3. Replace gas regulator

1. Turn control knob to LO position and

let warm up for a minute

2. Operate burner until air is removed from

line. Have gas line checked by local
natural gas company

3. Observe minimum installation clear-

ances (see pages 9 through 11)

4. Clean burner (see Cleaning and Main-

tenance, pages 24 and 25) or replace
burner orifice

1. Turn fireplace off when using furniture

polish, wax, carpet cleaners, or similar
products

1. Refer to Air for Combustion and Venti-

lation requirements (page 5)

POSSIBLE CAUSE

1. Inlet gas pressure is too low

2. Burner orifice is clogged

3. Thermopile leads disconnected or im-

properly connected (Remote-Ready
Models Only)

4. Burners will not come on in remote po-

sition (Remote-Ready Models Only)

1. Manifold pressure is too low

2. Burner orifice is clogged

1. Burner orifice is clogged or damaged

2. Damaged burner
3. Gas regulator defective
4. Inlet gas pressure is too low

1. Residues from manufacturing processes

and log curing

2. Not enough air

3. Gas regulator defective

1. Turning control knob to HI position

when burner is cold

2. Air in gas line

3. Air passageways on fireplace blocked

4. Dirty or partially clogged burner orifice

1. When heated, vapors from furniture pol-

ish, wax, carpet cleaners, etc. may turn
into white powder residue

1. Not enough combustion/ventilation air

TROUBLESHOOTING

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