Desa CGP20 Owner's Operation And Installation Manual

Contents

Desa CGP20 Owner's Operation And Installation Manual Manual pdf 11 page image

11103569OWNER’S MANUAL1/2 HEAT SHIELDOR GLASS HEIGHTINCORRECT FLAME PATTERNAT HIGH POSITIONOPERATINGHEATERContinuedCAUTION: Do not try to ad-just heating levels by using themanual shutoff valve.8. Turn control knob counterclockwiseto the LOW position. Themain burner should light. Set controlknob to any heat level betweenHIGH and LOW. To turn controlknob from LOW to a higher setting,press in the control knob and turncounterclockwise .Note: Both HIGH and LOW arelocked positions. You must press incontrol knob before turning it fromthese positions.TO TURN OFF GASTO APPLIANCEShutting Off Heater1. Turn control knob clockwiseto the PILOT position.2. Press in control knob and turn clock-wise to the OFF position.3. Turn off all electric power to the ap-pliance if service is to be performed.Shutting Off Burner Only (pilotstays lit)1. Turn control knob clockwiseto the PILOT position.MANUAL LIGHTINGPROCEDURE1. Remove front panel (see Figure 6,page 7).2. Follow steps 1 through 5 under Light-ing Instructions, page 10.3. With control knob pressed in, strikematch. Hold match to pilot until pi-lot lights.4. Keep control knob pressed in for 30seconds after lighting pilot. After 30seconds, release control knob.5. Replace front panel.INSPECTINGBURNERCheck pilot flame pattern and burner flamepattern often.PILOT FLAME PATTERNFigure 18 shows a correct pilot flame pat-tern. Figure 19 shows an incorrect pilotflame pattern. The incorrect pilot flame isnot touching the thermocouple. This willcause the thermocouple to cool. When thethermocouple cools, the heater will shutdown.Figure 18 - Correct Pilot Flame PatternFigure 19 - Incorrect Pilot Flame PatternNOTICE: Do not mistake orangeflames with yellow tipping. Dirtor other fine particles enter theheater and burn causing briefpatches of orange flame.ThermocouplePilot BurnerPilot BurnerThermocoupleFigure 20 - Correct Burner Flame PatternFigure 21 - Incorrect Burner Flame PatternIf pilot flame pattern is incorrect, as shownin Figure 19• turn heater off (see To Turn Off Gas toAppliance,)• see Troubleshooting, pages 12 through 14BURNER FLAME PATTERNFigure 20 shows a correct burner flamepattern. Figure 21 shows an incorrect burnerflame pattern. The incorrect burner flamepattern shows yellow tipping of the flame. Italso shows the flame higher than 1/2 theheat shield height.WARNING: If yellow tippingoccurs, your heater could pro-duce increased levels of carbonmonoxide. If burner flame pat-tern shows yellow tipping, followinstructions at bottom of thispage.YellowTippingCORRECT FLAME PATTERNAT HIGH POSITION1/2 HEAT SHIELDOR GLASS HEIGHTIf burner flame pattern is incorrect, as shownin Figure 21• turn heater off (see To Turn Off Gas toAppliance• see Troubleshooting, pages 12 through 14