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Troubleshooting – FMI FVF30PW User Manual

Page 18

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18

105194

UNVENTED PROPANE/LP GAS LOG HEATER

FIREPLACE MANUFACTURERS INCORPORATED

OBSERVED PROBLEM

Burner does not light after ODS/pilot is lit

Delayed ignition burner

Burner backfiring during combustion

Slight smoke or odor during initial operation

Moisture/condensation noticed on windows

Heater produces a whistling noise when
burner is lit

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

Remote does not function (GHRC Series
and GHRCTA Series only)

REMEDY

1. Clean burner (see Cleaning and Mainte-

nance, page 20) or replace burner orifice

2. Contact local propane/LP gas company
3. Reconnect leads (see Wiring Diagram,

page 21)

4. Replace battery in transmitter and receiver

1. Contact local propane/LP gas company
2. Clean burner (see Cleaning and Mainte-

nance, page 20) or replace burner orifice

1. Clean burner (see Cleaning and Mainte-

nance, page 20) or replace burner orifice

2. Replace damaged burner
3. Replace gas control

1. Check burner for dirt and debris. If

found, clean burner (see Cleaning and
Maintenance
, page 20)

2. Replace gas control
3. Problem will stop after a few hours of

operation

1. Refer to Air for Combustion and Venti-

lation requirements (page 4)

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 pro-
pane/LP gas company

3. Observe minimum installation clear-

ances (see pages 7 through 9)

4. Clean burner (see Cleaning and Mainte-

nance, page 20) or replace burner orifice

1. Turn heater off when using furniture

polish, wax, carpet cleaners, or similar
products

1. Replace 9-volt batteries in receiver and

remote control

TROUBLESHOOTING

Continued

POSSIBLE CAUSE

1. Burner orifice clogged

2. Inlet gas pressure is too low
3. Thermopile leads disconnected or im-

properly connected

4. Burners will not come on in remote

position

1. Manifold pressure is too low
2. Burner orifice clogged

1. Burner orifice is clogged or damaged

2. Damaged burner
3. Gas regulator defective

1. Not enough air

2. Gas regulator defective
3. Residues from manufacturing processes

and logs curing

1. Not enough combustion/ventilation air

1. Turning control knob to HI position

when burner is cold

2. Air in gas line

3. Air passageways on heater 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. Battery is not installed or battery power

is low

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