TROUBLESHOOTING
Continued
OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY | ||
Dark orange flame in burner dur- | 1. | Not enough air | 1. | Check burner(s) for dirt |
ing burner combustion |
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| and debris. If found, clean |
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| burner(s) (see Cleaning and |
| 2. | Gas regulator defective |
| Maintenance, page 12) |
| 2. | Replace gas regulator | ||
| 3. | Control valve defective | 3. | Check manifold pressure |
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| on control valve. Replace if |
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| incorrect |
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Slight smoke or odor during initial | 1. | Residues from manufacturing | 1. | Problem will stop after a few |
operation |
| processes and log curing |
| hours of operation |
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Produces a whistling noise when | 1. | Turning control knob to HI | 1. | Turn control knob to LO |
burners are lit |
| position when burners are |
| position and let warm up for |
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| cold |
| a minute |
| 2. | Air is gas line | 2. | Operate burners until air is |
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| removed from line. Have gas |
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| line checked by local natural |
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| or propane/LP gas company. |
| 3. | Air passageways on heater | 3. | Observe minimum installation |
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| blocked |
| clearances (see page 6) |
| 4. | Dirty or partially clogged | 4. | Clean burners (see Cleaning |
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| burner orifice(s) |
| and Maintenance, page 12) or |
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| replace burner orifice(s) |
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White powder residue forming | 1. | When heated, vapors from | 1. | Heat turned off when using |
within burner box or on adjacent |
| furniture polish, wax, carpet |
| furniture polish, wax, carpet |
walls or furniture |
| cleaners, etc, turn into white |
| cleaners or similar products |
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| powder residue |
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Remote does not function | 1. | Battery is not installed. | 1. | Replace |
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| Battery power is low |
| receiver and remote control |
www.desatech.com | 15 |
