TROUBLESHOOTING
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.
Note: All troubleshooting items are listed in order of operation.
OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY | ||
When buttons on remote control | 1. Battery in remote control is ei- | 1. | Replace battery in remote | |
are pressed, there is no response |
| ther missing or has low power |
| control |
from fireplace | 2. Remote control is not pointed | 2. | Point remote control toward | |
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| toward fireplace |
| lower front panel of fireplace |
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| when operating |
| 3. | Manual ignition bypass | 3. | Place manual ignition bypass |
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| switch not in OFF position |
| switch in OFF position |
| 4. | No power available to fireplace | 4. | Make sure power cord is |
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| plugged into electrical outlet |
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| and outlet has power |
| 5. | Ignitor electrode not con- | 5. | Reconnect ignitor cable |
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| nected to ignitor cable |
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|
| 6. | Broken ignitor cable | 6. | Replace ignitor cable |
| 7. | Ignitor electrode broken | 7. | Replace pilot assembly |
| 8. | Ignitor electrode positioned | 8. | Replace pilot assembly |
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| wrong |
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| |
When wall switch button is | 1. No power available to | 1. | Make sure power cord is | |
pressed, there is no response |
| fireplace |
| plugged into an electrical |
from fireplace |
|
|
| outlet and outlet has power |
| 2. | Manual ignition bypass | 2. | Place manual ignition bypass |
|
| switch not in OFF position |
| switch in OFF position |
| 3. | Wall switch wire harness is | 3. | Check continuity of wall |
|
| disconnected |
| switch wire harness. Make |
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| sure plug on wall switch wire |
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| harness is fully inserted into |
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| socket on circuit board in fire- |
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| place. Replace if necessary |
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| |
Burner does not light after ODS/ | 1. Burner orifice clogged | 1. | Clean burner (see Cleaning | |
pilot is lit |
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|
| and Maintenance, page 29) or |
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|
|
| replace burner orifice |
| 2. | Inlet gas pressure is too low | 2. | Contact local gas company |
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| |
Delayed ignition burner | 1. Manifold pressure is too | 1. | Contact local natural or pro- | |
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| low |
| pane/LP gas company |
| 2. | Burner orifice clogged | 2. | Clean burner (see Cleaning |
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|
|
| and Maintenance, page 29) or |
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| replace burner orifice |
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| |
Burner backfiring during com- | 1. Burner orifice is clogged or | 1. | Clean burner (see Cleaning | |
bustion |
| damaged |
| and Maintenance, page 29) or |
|
|
|
| replace burner orifice |
| 2. | Damaged burner | 2. | Replace damaged burner |
| 3. | Gas regulator defective | 3. | Replace regulator |
30 | www.desatech.com |
