TROUBLESHOOTING
Continued
| OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY |
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| Burner does not light after pilot is lit | 1. | Burner orifice clogged | 1. | Clean burner (see Cleaning and Main- |
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| tenance, page 26) or replace burner |
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| 2. | Inlet gas pressure is too low | 2. | orifice |
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| Contact local propane/LP or natural gas |
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| 3. | Thermopile leads disconnected or im- | 3. | company |
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| Reconnect leads |
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| 4. | properly connected | 4. | Replace thermopile |
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| Thermopile is defective |
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| Delayed ignition burner | 1. | Manifold pressure is too low | 1. | Contact local propane/LP or natural gas |
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| 2. | Burner porting or orifice clogged | 2. | company |
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| Clean burner (see Cleaning and Main- |
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| tenance, page 26) or replace burner |
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| orifice |
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| Burner backfiring during combustion | 1. | Burner orifice is clogged or damaged | 1. | Clean burner (see Cleaning and Main- |
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| tenance, page 26) or replace burner |
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| 2. | Damaged burner | 2. | orifice |
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| 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 | 1. | Residues from manufacturing processes | 1. | Problem will stop after a few hours of |
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| operation |
| and logs curing |
| operation |
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| Heater produces a whistling noise when | 1. | Turning gas control knob to HI position | 1. | Turn gas control knob to LO position |
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| burner is lit | 2. | when burner is cold | 2. | and let warm up for a minute |
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| Air in gas line | Operate burner until air is removed from |
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| line. Have gas line checked by local |
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| 3. | Dirty or partially clogged burner ori- | 3. | propane/LP or natural gas company |
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| Clean burner (see Cleaning and Main- |
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| fice |
| tenance, page 26) or replace burner |
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| orifice |
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| Glass soots | 1. | Flame impingement on logs | 1. | Adjust the log set so that the flame does |
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| 2. | Debris around burner air mixer | 2. | not excessively impinge on it |
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| Inspect the opening at the base of the |
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| burner to see that it is NOT packed with |
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| any type of material |
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| Fireplace produces a clicking/ticking noise | 1. | Metal expanding while heating or con- | 1. | This is common. If noise is excessive, |
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| just after burners are lit or shut off |
| tracting while cooling |
| contact qualified service person |
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| Remote does not function | 1. | Battery is not installed or battery power | 1. | Replace |
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| is low |
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28 | www.desatech.com |