TROUBLESHOOTING
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| Continued |
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OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY | ||
Heater produces a whistling | 1. Turning control knob to HI po- | 1. | Turn control knob to LO po- | |
noise when burner is lit |
| sition when burner is cold |
| sition and let warm up for a |
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| minute |
| 2. | Air in gas line | 2. | Operate burner until air is re- |
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| moved from line. Have gas line |
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| checked by local gas company |
| 3. | Air passageways on heater | 3. | Observe minimum installation |
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| blocked |
| clearances (see page 8) |
| 4. | Dirty or partially clogged | 4. | Clean burner (see Cleaning and |
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| burner orifice |
| Maintenance, pages 16 and 17) |
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| or replace burner orifice |
Dark residue on logs or inside of 1. Improper log placement fireplace
2. Drafts or other air currents af- fecting flame pattern
3. Air holes at burner inlet blocked
4. Burner flame holes blocked
1.Properly locate logs (see In- stalling Logs, pages 11 and 12)
2.Eliminate source of drafts around heater
3.Clean out air holes at burner inlet. Periodically repeat as needed
4.Remove blockage or replace burner
White powder residue forming within burner box or on adja- cent walls or furniture
1.When heated, vapors from fur- niture polish, wax, carpet cleaners, etc. may turn into white powder residue
1.Turn heater off when using furniture polish, wax, carpet cleaners, or similar products
Heater produces a clicking/tick- ing noise just after burner is lit or shut off
1.Metal expanding while heating or contracting while cooling
1.This is common with most heat- ers. If noise is excessive, con- tact qualified service person
20 | www.desatech.com |
