Troubleshooting - Procom FBD28T Manual

TROUBLESHOOTING

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.
WARNING: Make sure that power is turned off before proceeding.
WARNING: Turn off and let cool before servicing. Only a qualified service person should service and repair heater.
CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit.
Problem Possible Cause
When ignitor button is 1. Ignitor electrode is positioned wrong.
pressed in, there is no 2. Ignitor electrode is broken,
spark at ODS/pilot. 3. Ignitor electrode is not connected to ignitor cable.
4. Ignitor cable is pinched or wet.
5. Damaged ignitor cable.
6. Bad piezo ignitor.
7. Low battery.
When ignitor button 1. Gas supply is turned off or equipment shutoff
is pressed in, there
is a spark at a ODS/ 2. Control knob not fully pressed in while pressing
pilot but no pilot flame
present. 3. Air in gas lines (new installation or recent gas
4. ODS/pilot is clogged.
5. Incorrect inlet gas pressure or inlet regulator
6. Depleted gas supply.
ODS/pilot lights 1. Control knob is not fully pressed in.
but flame goes out 2. Control knob is not pressed in long enough.
when control knob is
released. 3. Equipment shut off valve is not fully open.
4. Thermocouple connection is loose.
5. Thermocouple damaged.
Burner(s) does not light 1. Burner orifice is clogged.
after ODS/pilot is lit.
2. Burner orifice diameter is too small.
3. Inlet gas pressure is too low.
Delayed ignition of 1. Manifold pressure is too low.
burner(s). 2. Burner orifice is clogged.
Burner backfiring 1. Burner orifice is clogged or damaged.
during combustion.
2. Burner is damaged.
3. Gas regulator is damaged.
High yellow flame 1. Not enough air.
during burner
combustion. 2. Gas regulator is defective.
3. Inlet gas pressure is too low.
valve is closed.
ignitor button.
interruption).
is damaged.
Corrective Action
1. Replace electrode.
2. Replace electrode.
3. Replace ignitor cable.
4. Free ignitor cable if pinched by any metal or
tubing. Keep ignitor cable dry.
5. Replace ignitor cable.
6. Replace piezo ignitor.
7. Replace battery.
1. Turn on gas supply or open equipment
shutoff valve.
2. Fully press in control knob while pressing
ignitor button.
3. Continue holding down control knob for 30
seconds to remove air. Repeat igniting
operation until air is removed.
4. Clean ODS/pilot (see Care and Maintenance,
page 21) or replace ODS/pilot assembly.
5. Check inlet gas pressure or replace inlet gas
regulator.
6. Contact local propane/LP Gas Company.
1. Press in control knob fully.
2. After ODS/pilot lights, keep control knob
pressed in 30 seconds.
3. Fully open equipment shutoff valve.
4. Hand tighten until snug, and then tighten ¼
turn more.
5. Replace thermocouple.
1. Clean Burner orifice (see Care and Maintenance,
page 21) or contact customer service.
2. Replace burner orifice.
3. Contact your gas supplier.
1. Contact your gas supplier.
2. Clean burner (see Care and Maintenance,
page 21) or contact customer service.
1. Clean burner orifice (see Care and Maintenance,
page 21) or Contact customer service.
2. Contact dealer or customer service.
3. Replace gas regulator.
1. Check burner for dirt and debris. If found, clean
burner (see Care and Maintenance, page 21).
2. Replace gas regulator.
3. Contact your gas supplier.
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