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 | |||
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When ignitor button is pressed, | 1. Ignitor electrode not con- | 1. | Reconnect ignitor cable | ||
there is no spark at ODS/pilot | 2. | nected to ignitor cable | 2. | Free ignitor cable if pinched | |
| Ignitor cable pinched or wet | ||||
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| by any metal or tubing. Keep | |
| 3. | Piezo ignitor nut is loose | 3. | ignitor cable dry | |
| Tighten nut holding piezo | ||||
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| ignitor to base panel of log | |
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| set. Nut is located behind base | |
| 4. | Broken ignitor cable | 4. | panel | |
| Replace ignitor cable | ||||
| 5. | Bad piezo ignitor | 5. | Replace piezo ignitor | |
| 6. | Ignitor electrode broken | 6. | Replace pilot assembly | |
| 7. | Ignitor electrode positioned | 7. | Replace pilot assembly | |
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| wrong |
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When ignitor button is pressed, | 1. Gas supply turned off or equip- | 1. | Turn on gas supply or open | ||
there is spark at ODS/pilot but |
| ment shutoff valve closed | 2. | equipment shutoff valve | |
no ignition | 2. Control knob not in PILOT | Turn control knob to PILOT | |||
| 3. | position | 3. | position | |
| Control knob not pressed in | Press in control knob while in | |||
| 4. | while in PILOT position | 4. | PILOT position | |
| Air in gas lines when in- | Continue holding down con- | |||
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| stalled |
| trol knob. Repeat igniting op- | |
| 5. | Depleted gas supply, propane/ | 5. | eration until air is removed | |
| Contact local propane/LP gas | ||||
| 6. | LP only | 6. | company | |
| ODS/pilot is clogged | Clean ODS/pilot (see Clean- | |||
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| ing and Maintenance, page | |
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| 16) or replace ODS/pilot as- | |
| 7. | Gas regulator setting is not | 7. | sembly | |
| Replace gas control | ||||
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| correct |
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18 | www.desatech.com |
