Troubleshooting - Procom MD2TPA User 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 re-
mover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may mix with
combustion air and create odors.
WARNING: Only a qualified service technician should service and repair heater.
CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit.
Note: All troubleshooting items are listed in order of operation.
Problem
When ignitor button is
pressed in, there is no spark
at ODS/pilot
When ignitor button is pressed in
there is a spark at ODS/pilot but no
ignition.
Possible Cause
1. Ignitor electrode is positioned
wrong. Ignitor electrode is
broken.
2. Ignitor electrode is not
connected to ignitor cable.
3. Ignitor cable is pinched or
wet.
4. Broken ignitor cable.
5. Bad piezo ignitor.
1. Gas supply is turned off or
equipment shutoff valve is
closed.
2. Control knob not fully
pressed in while pressing
ignitor button.
3. Air in gas lines when installed.
4. ODS / pilot is clogged.
5. Gas regulator setting is not correct.
6. Control knob not in PILOT position.
7. Depleted gas supply (propane).
21 21
Corrective Action
1. Replace electrode.
2. Replace ignitor cable
3. Free ignitor cable if pinched
by any metal or tubing.
Keep ignitor cable dry.
4. Replace ignitor cable.
5. Replace piezo ignitor.
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. Repeat igniting operation
until air is removed.
4. Clean ODS/pilot (see Care
and Maintenance, page 20) or
replace ODS/pilot assembly.
5. Replace gas regulator.
6. Turn control knob to PILOT
position.
7. Contact local propane/LP gas
company.