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Производитель: Desa Размер: 3.17 mb Название файла: Язык инструкции:

Equipment shutoff valve not fully open 4. Thermocouple connection loose at control valve 5. Pilot flame not touching thermocouple, which allows thermocouple to cool, causing pilot flame to go out. This problem could be caused by one or both of the following: A) Low gas pressure B) Dirty or partially clogged ODS/pilot 6. Thermocouple damaged 7. Control valve damaged 1. Press in control knob fully 2. After ODS/pilot lights, keep control knob pressed in 30 seconds 3. Fully open equipment shutoff valve 4. Hand tighten until snug, then tighten 1/4 turn more 5. A) Contact local natural or propane/LP gas company B) Clean ODS/pilot (see Cleaning and Maintenance, page 16) or replace ODS/ pilot assembly 6. Replace pilot assembly 7. Replace control valve For more information, visit more information, visit 107902-01D 18 18 TROUBLESHOOTING TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice is clogged 1. Clean burner orifice (see Cleaning and Maintenance, page 16) or replace burner orifice 2. Inlet gas pressure is too low 2. Contact local natural or propane/LP gas company Delayed ignition of burner 1. Manifold pressure is too low 1. Contact local natural or propane/LP gas company 2. Burner orifice is clogged 2. Clean burner orifice (see Cleaning and Maintenance, page 16) or replace burner orifice Burner backfiring during combustion 1. Burner orifice is clogged or damaged 1. Clean burner orifice (see Cleaning and Maintenance, page 16) or replace burner orifice 2. Burner damaged 2. Replace burner 3. Gas regulator defective 3. Replace gas regulator Burner plaque(s) does not glow (Infrared 1. Control knob set between locked positions 1. Turn control knob until it locks at de- models only) sired setting 2. Inlet gas pressure is too low 2. Contact local natural or propane/LP gas company 3. Plaque damaged 3. Replace burner Yellow flame during burner combustion 1. Not enough air 1. Check burner for dirt and debris. If found, clean burner (see Cleaning and Maintenance, page 16) 2. Inlet gas pressure is too low 2. Contact local natural or propane/LP gas company 3. Gas regulator defective 3. Replace gas regulator Slight smoke or odor during initial operation 1. Residues from manufacturing processes 1. Problem will stop after a few hours of operation Heater produces a whistling noise when 1. Turning control knob to HIGH position 1. Turn control knob to LOW 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 line. Have gas checked by local natural or propane/LP gas company 3. Air passageways on heater blocked 3. Observe minimum installation clearances (see Figure 4, page 7) 4. Dirty or partially clogged burner orifice 4. Clean burner (see Cleaning and Maintenance, page 16) or replace burner orifice Heater produces a clicking/ticking noise 1. Metal expanding while heating or con1. This is common with most heaters. If just after burner is lit or shut off tracting while cooling noise is excessive, contact qualified service person For more information, visit more information, visit 107902-01D TROUBLESHOOTING 19 TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may mix with combustion air and create odors. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY White powder residue forming within burner 1. When heated, vapors from furniture pol1. Turn heater off when using furniture box or on adjacent walls or furniture ish, wax, carpet cleaners, etc. may turn polish, wax, carpet cleaners, or similar into white powder residue products Heater produces unwanted odors 1. Heater burning vapors from paint, hair 1. Ventilate room. Stop using odor-causing spray, glues, etc. (See IMPORTANT products while heater is running statement above) 2. Low fuel supply (propane/LP only) 2. Refill supply tank (propane/LP only) 3. Gas leak. SeeWarning statement at 3. Locate and correct all leaks (see Check- top of page ing Gas Connections, pages 9 and 10) Heater shuts off in use (ODS operates) 1. Not enough fresh air is available 1. Open window and/or door for ventilation 2. Low line pressure 2. Contact local natural or propane/LP gas company 3. ODS/pilot is partially clogged 3. Clean ODS/pilot (see Cleaning and Maintenance, page 16) Gas odor even when control knob is in OFF 1. Gas leak. SeeWarning statement at 1. Locate and correct all lea...

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