UNVENTED PROPANE/LP GAS FIREPLACE
TROUBLESHOOTING
Note: For additional help, visit DESA International’s technical service web site at www.desatech.com.
Note: All troubleshooting items are listed in order of operation.
WARNING: Turn off heater 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.
OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY |
When buttons on remote control are pressed, there is no response from fireplace
1.Battery in remote control is either miss- ing or has low power
2.Remote control is not pointed toward fireplace
3.Manual ignition bypass switch not in OFF position
4.No power available to fireplace
5.Ignitor electrode not connected to igni- tor cable
6.Broken ignitor cable
7.Ignitor electrode broken
8.Ignitor electrode positioned wrong
1.Replace battery in remote control
2.Point remote control toward lower front panel of fireplace when operating
3.Place manual ignition bypass switch in OFF position
4.Make sure power cord is plugged into electrical outlet and outlet has power
5.Reconnect ignitor cable
6.Replace ignitor cable
7.Replace electrode
8.Replace ODS pilot
When wall switch button is pressed, there is no response from fireplace
1.No power available to fireplace
2.Manual ignition bypass switch not in OFF position
3.Wall switch wire harness is disconnected
1.Make sure power cord is plugged into an electrical outlet and outlet has power
2.Place manual ignition bypass switch in OFF position
3.Check continuity of wall switch wire harness. Make sure plug on wall switch wire harness is fully inserted into socket on circuit board in fireplace. Replace if necessary
| Burner does not light after ODS/pilot is lit | 1. | Burner orifice clogged | 1. | Clean burner (see Cleaning and Mainte- |
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| nance, page 23) or replace burner orifice |
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| 2. | Inlet gas pressure is too low | 2. | Contact local propane/LP gas company |
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| 3. | Burner orifice diameter is too small | 3. | Replace burner orifice |
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| Delayed ignition burner | 1. | Manifold pressure is too low | 1. | Contact local propane/LP gas company |
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| 2. | Burner orifice clogged | 2. | Clean burner (see Cleaning and Mainte- |
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| nance, page 23) or replace burner orifice |
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| Burner backfiring during combustion | 1. | Burner orifice is clogged or damaged | 1. | Clean burner (see Cleaning and Mainte- |
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| nance, page 23) or replace burner orifice |
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| 2. | Damaged burner | 2. | Replace damaged burner |
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| 3. | Gas regulator defective | 3. | Replace gas control |
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| Slight smoke or odor during initial operation | 1. | Not enough air | 1. | Check burner for dirt and debris. If |
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| found, clean burner (see Cleaning and |
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| Maintenance, page 23) |
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| 2. | Gas regulator defective | 2. | Replace gas control |
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| 3. | Residues from manufacturing processes | 3. | Problem will stop after a few hours of |
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| and logs curing |
| operation |
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| Moisture/condensation noticed on windows | 1. | Not enough combustion/ventilation air | 1. | Refer to Air for Combustion and Venti- |
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| www.desatech.com |
| lation requirements (page 4) |
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For more information, visit www.desatech.com | 24 | 107570 |