TROUBLE- |
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| PROBLEM | CAUSE | REMEDY |
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SHOOTING |
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| One or both burners | 1. | Inlet gas pressure is | 1. | Contact local natural gas |
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Continued |
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| do not light after |
| too low |
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| ODS/pilot is lit | 2. | Burner orifice(s) | 2. | Clean burner(s) (see |
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| clogged |
| Cleaning and Mainte- |
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| nance, page 25) or |
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| 3. | Mislocated crossover |
| replace burner orifice(s) |
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| 3. | Contact qualified service |
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| tube |
| person |
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| 4. | Burner orifice(s) | 4. | Replace burner orifice(s) |
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| diameter is too small |
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| Delayed ignition of | 1. | Manifold pressure is | 1. | Contact local natural gas |
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| one or both burners |
| too low |
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| 2. | Burner orifice(s) | 2. | Clean burner(s) (see |
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| clogged |
| Cleaning and Mainte- |
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| nance, page 25) or |
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| 3. | Mislocated crossover |
| replace burner orifice(s) |
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| 3. | Contact qualified service |
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| tube |
| person |
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| Burner backfiring | 1. | Burner orifice is | 1. | Clean burner (see |
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| during combustion |
| clogged or damaged |
| Cleaning and Mainte- |
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| nance, page 25) or |
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| 2. | Damaged burner |
| replace burner orifice |
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| 2. | Replace damaged burner |
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| 3. | Gas regulator defective | 3. | Replace gas regulator |
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| Yellow flame in front | 1. | Not enough air | 1. | Check burner(s) for dirt |
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| burner during burner |
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| and debris. If found, |
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| combustion |
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| clean burner(s) (see |
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| Cleaning and Mainte- |
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| 2. | Gas regulator defective |
| nance, page 25) |
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| 2. | Replace gas regulator |
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| Slight smoke or odor | 1. Residues from manu- | 1. | Problem will stop after a |
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| during initial opera- |
| facturing processes |
| few hours of operation |
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| tion |
| and logs curing |
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| Heater produces a | 1. Turning control knob | 1. | Turn control knob to LO |
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| whistling noise when |
| to HI position when |
| position and let warm up |
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| burners are lit |
| burners are cold |
| for a minute |
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| 2. | Air in gas line | 2. | Operate burners 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 |
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| 3. | Air passageways on |
| company |
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| 3. | Observe minimum |
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| heater blocked |
| installation clearances |
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| 4. | Dirty or partially |
| (see pages |
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| 4. | Clean burners (see |
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| clogged burner |
| Cleaning and Mainte- |
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| orifice(s) |
| nance, page 25) or |
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| replace burner orifice(s) |
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| Moisture/condensation | 1. | Not enough combus- | 1. | Refer to Air for Combus- |
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| noticed on windows |
| tion/ventilation air |
| tion and Ventilation |
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| requirements (page 5) |
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| Continued 27 |
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101308
