TROUBLE- SHOOTING
Continued
OBSERVED | POSSIBLE |
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PROBLEM | CAUSE | REMEDY | ||
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Burner does not light | 1. | Inlet gas pressure is | 1. | Contact local natural |
after ODS/pilot is lit |
| too low |
| gas company |
| 2. | Burner orifice clogged | 2. | Clean burner (see |
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| Cleaning and Mainte- |
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| nance, page 21) or |
| 3. | Burner orifice diameter |
| replace burner orifice |
| 3. | Replace burner orifice | ||
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| is too small |
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Delayed ignition | 1. | Manifold pressure is | 1. | Contact local natural |
burner |
| too low |
| gas company |
| 2. | Burner orifice clogged | 2. | Clean burner (see |
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| Cleaning and Mainte- |
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| nance, page 21) or |
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| replace burner orifice |
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Burner backfiring | 1. | Burner orifice is | 1. | Clean burner (see |
during combustion |
| clogged or damaged |
| Cleaning and Mainte- |
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| nance, page 21) or |
| 2. | Damaged burner |
| replace burner orifice |
| 2. | Replace damaged | ||
| 3. | Gas regulator defective |
| burner |
| 3. | Replace gas regulator | ||
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Slight smoke or odor | 1. Not enough air | 1. | Check burner for dirt | |
during initial opera- |
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| and debris. If found, |
tion |
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| clean burner (see |
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| Cleaning and Mainte- |
| 2. | Gas regulator defective |
| nance, page 21) |
| 2. | Replace gas regulator | ||
| 3. | Residues from manu- | 3. | Problem will stop after |
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| facturing processes |
| a few hours of opera- |
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| and logs curing |
| tion |
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Heater produces a | 1. Turning control knob | 1. | Turn control knob to | |
whistling noise when |
| to HI position when |
| LO position and let |
burner is lit |
| burner is cold |
| warm up for a minute |
| 2. | Air in gas line | 2. | Operate burner until air |
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| is removed from line. |
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| Have gas line checked |
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| by local natural gas |
| 3. | Air passageways on |
| company |
| 3. | Observe minimum | ||
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| heater blocked |
| installation clearances |
| 4. | Dirty or partially |
| (see pages |
| 4. | Clean burners (see | ||
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| clogged burner orifice |
| Cleaning and Mainte- |
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| nance, page 21) or |
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| replace burner orifice |
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Moisture/condensation | 1. | Not enough combus- | 1. | Refer to Air for Com- |
noticed on windows |
| tion/ventilation air |
| bustion and Ventilation |
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| requirements (pages |
Continued
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