www.desatech.com 116526-01A22Note: You may be running this fireplace forthe first time after hooking up to gas sup-ply. If so, the control knob may need to bepressed in for 30 seconds or more. This willallow air to bleed from the gas system.• If control knob does not pop out whenreleased, contact a qualified service personor gas supplier for repairs.6. With control knob pressed in, press andrelease ignitor button. This will light pilot.The pilot is attached to the front burner. Ifneeded, keep pressing ignitor button untilpilot lights.Note: If pilot does not stay lit, refer toTroubleshooting, page 29. Also, contact aqualified service person or gas supplier forrepairs. Until repairs are made, light pilotwith match. To light pilot with match, seeManual Lighting Procedure.7. Keep control knob pressed in for 30 secondsafter lighting pilot. After 30 seconds, releasecontrol knob.Note: If pilot goes out, repeat steps 3through 7. This fireplace has a safety inter-lock system. Wait one (1) minute for systemto reset before lighting pilot again.8. Turn control knob counterclockwiseto desired heating level. The burner shouldlight. Set control knob to any heat levelbetween HI and LO.CAUTION: Do not try to ad-just heating levels by using theequipment shutoff valve.OPERATING FIREPLACEContinuedFigure 34 - Control Knob In The OFFPositionIgnitorButton ControlKnobFigure 35 - Natural Gas PilotThermocoupleIgnitorElectrode Pilot BurnerFigure 36 -Propane/LP Gas PilotThermocoupleIgnitorElectrode Pilot BurnerTO TURN OFF GASTO APPLIANCEShutting Off Fireplace1. Turn control knob clockwise to theOFF position.2. Turn off all electric power to the appliance(if applicable) if service is to be performed.Shutting Off Burners Only (pilot stays lit)Turn control knob clockwise to thePILOT position.THERMOSTAT CONTROLOPERATIONThe thermostat used on this fireplace senses theroom temperature. At times the room may exceedthe set temperature. If so, the burner will shut off.The burner will cycle back on when room tem-perature drops below the set temperature.The control knob can be set to any heat levelbetween HI and LO.Note: The thermostat sensing bulb measuresthe air near the fireplace cabinet. This maynot always agree with room temperature (de-pending on housing construction, installationlocation, room size, open air temperatures,etc.). Frequent use of your fireplace will let youdetermine your own comfort levels.MANUAL LIGHTINGPROCEDURE1. Follow steps 1 through 5 under LightingInstructions, beginning on page 21.2. With control knob pressed in, strike match.Hold match to pilot until pilot lights.3. Keep control knob pressed in for 30 secondsafter lighting pilot. After 30 seconds, releasecontrol knob. Now follow step 8 underLighting Instructions, column 1.