OWNER’S MANUAL
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 Mainte- | |
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| nance, page 21) or replace burner orifice | |
| 2. | Inlet gas pressure is too low | 2. | Contact local propane/LP gas company | |
| 3. | Burner orifice diameter is too small | 3. | Replace burner orifice | |
| 4. | Thermopile leads disconnected or im- | 4. | Reconnect leads (see Wiring Diagram, | |
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| properly connected |
| page 25) | |
| 5. | Burners will not come on in remote | 5. | Replace battery in transmitter and receiver | |
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Delayed ignition burner | 1. | Manifold pressure is too low | 1. | Contact local propane/LP gas company | |
| 2. | Burner orifice clogged | 2. | Clean burner (see Cleaning and Mainte- | |
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| nance, 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 Mainte- | |
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| nance, page 21) or replace burner orifice | |
| 2. | Damaged burner | 2. | Replace damaged burner | |
| 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) | |
| 2. | Gas regulator defective | 2. | Replace gas control | |
| 3. | Residues from manufacturing processes | 3. | Problem will stop after a few hours | |
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| and logs curing |
| of 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 5) | |
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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 | |
| 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 | |
| 3. | Air passageways on heater blocked | 3. | Observe minimum installation clear- | |
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| ances (see pages 8 through 10) | |
| 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 polish, wax, carpet cleaners, or similar products
Remote does not function | 1. Battery is not installed. Battery power |
| is low |
1.Replace
www.desatech.com | Continued |
107034 | 23 | For more information, visit www.desatech.com |