Procom MD100TBA Air Conditioner User Manual


 
2323
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.
ODS/pilot lights but ame
goes out when control
knob is released.
POSSIBLE CAUSE
1. Ignitor electrode is positioned wrong or
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).
1. Control knob is not fully pressed in.
2. Control knob is not pressed in long
enough.
3. Equipment shutoff valve is not
fully open.
4. Thermocouple connection is loose
at control valve.
5. Thermocouple damaged.
6. Control valve damaged.
REMEDY
1. Replace ignitor.
2. Reconnect 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. Re
-
peat igniting operation until air is removed.
4. Clean ODS/pilot (see
Care and
Maintenance, page 22) or replace ODS/
pilot assembly.
5. Replace gas regulator.
6. Turn control knob to PILOT position.
7. 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
1/4 turn more.
5. Replace thermocouple.
6. Contact customer service.
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 re 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 qualied 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.