DESA INTERNATIONAL
UNVENTED PROPANE/LP GAS FIREPLACE INSERT
TROUBLESHOOTING
Continued
OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY | |||
Burner does not light after ODS/pilot is lit | 1. | Burner orifice clogged | 1. | Clean burner (see Cleaning and Main- | |
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| tenance, page 21) or replace burner orifice |
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| 2. | Inlet gas pressure is too low | 2. | Contact local propane/LP gas company |
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| 3. | Burner orifice diameter is too small | 3. | Replace burner orifice |
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| 4. | Thermopile leads disconnected or im- | 4. | Reconnect leads (see Wiring Diagram, |
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| properly connected |
| page 20) |
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| 5. | Burners will not come on in remote po- | 5. | Replace battery in transmitter and |
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| sition |
| receiver |
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Delayed ignition burner | 1. | Manifold pressure is too low | 1. | Contact local propane/LP gas company | |
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| 2. | Burner orifice clogged | 2. | Clean burner (see Cleaning and Main- |
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| tenance, page 21) or replace burner orifice |
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Burner backfiring during combustion | 1. | Burner orifice is clogged or damaged | 1. | Clean burner (see Cleaning and | |
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| Maintenance, page 21) or replace burner |
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| orifice |
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| 2. | Damaged burner | 2. | 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 operation | 1. | Not enough air | 1. | Check burner for dirt and debris. If | |
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| found, clean burner (see Cleaning and |
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| Maintenance, page 21) |
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| 2. | Gas regulator defective | 2. | Replace gas control |
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| 3. | Residues from manufacturing processes | 3. | Problem will stop after a few hours of |
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| and logs curing |
| operation |
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Moisture/condensation noticed on windows | 1. | Not enough combustion/ventilation air | 1. | Refer to Air for Combustion and Venti- | |
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| lation requirements (page 4) |
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Heater produces a whistling noise when | 1. | Turning control knob to HI position | 1. | Turn control knob to LO position and | |
burner is lit |
| when burner is cold |
| let warm up for a minute | |
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| 2. | Air in gas line | 2. | Operate burner until air is removed from |
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| line. Have gas line checked by local pro- |
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| pane/LP gas company |
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| 3. | Air passageways on heater blocked | 3. | Observe minimum installation clear- |
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| ances (see page 8) |
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| 4. | Dirty or partially clogged burner orifice | 4. | Clean burner (see Cleaning and Mainte- |
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| nance, page 21) or replace burner orifice |
White powder residue forming within burner box or on adjacent walls or furniture
1.When heated, vapors from furniture pol- ish, wax, carpet cleaners, etc. turn into white powder residue
1.Turn heater off when using furniture pol- ish, wax, cleaners, or similar products
Remote does not function (GHRC and GHRCTA Series only)
1.Battery is not installed. Battery power is low
1.Replace
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For more information, visit www.desatech.com | 18 | 105648 |