Desa CGEFP33NRB Owner's Operation And Installation Manual

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111245-01AFor more information, visit www.desatech.comFor more information, visit www.desatech.com1515INSTALLATIONInstalling Thermostatic Blower Accessory (Cont.)Installing Gas Piping to Fireplace LocationINSTALLATIONContinuedVariableFan SwitchWhiteWhiteBlackGreenOn110/115V.A.C.BlowerMotorBlackBlackBlackOffRedVariableFan Switch Fan Switch(N.O.)GreenWhiteOn110/115V.A.C.BlowerMotorBlackOff 12 BlackBlueFigure 23 - Location of Wiring Diagram Decal 3" from BlowerWiringDiagram120 Vac. 60 Hz. .90 AmpsDESA Heating Products, Bowling Green, KYWARNING: Never attempt to service heater while it is plugged in, oper-ating, or hot. Burns and electrical shock could result. Only a qualified ser-vice person should service or repair heater.If any of the original wire as supplied with the appliance must be replaced, it must bereplaced with 105°C wire or it’s equivalent.WARNING: Label all wires prior to disconnection when servicing con-trols. Wiring errors can cause improper and dangerous operation. Verifyproper operation after servicing.If any of the original wire as supplied with the appliance must bereplaced, it must be replaced with 105˚C wire or it's equivalent.Operating the BlowerAfter final installation of your fireplace, light your gas appliancewith the blower off. After about 15 minutes, turn the blower on todeliver heated air at the top louvers. The blower features a variablecontrol which allows you to select the speed you desire. In the OFFposition, the blower will not operate. In the ON position, theblower will start when the thermostat senses a sufficient increasein firebox temperature (approximately 10 to 20 minutes depend-ing on heat setting).Your gas logs and thermostat blower will not turn on and off at thesame time. The fireplace may run for several minutes before theblower turns on. After the heater modulates to the pilot position, theblower will continue to run. The blower will shut off after thefirebox temperature decreases.It is safe to operate fireplace with blower turned off. However, theblower helps distribute heated air from the fireplace.Note: Periodically check the louvers of the firebox and remove anydust, dirt, or other obstructions.WARNING: A qualified service person must con-nect fireplace to gas supply. Follow all local codes.WARNING: For natural gas units, never connectfireplace to private (non-utility) gas wells. This gas iscommonly known as wellhead gas.INSTALLING GAS PIPING TO FIREPLACELOCATIONWARNING: For propane/LP units, never connectfireplace directly to propane/LP supply. This fire-place requires an external regulator (not supplied).Install the external regulator between the heater andpropane/LP supply.WARNING: Failure to position the parts in accor-dance with supplied diagrams or failure to use onlyparts specifically approved with this heater may resultin damage or personal injury.WARNING: A qualified service person must con-nect fireplace to gas supply. Follow all local codes.15. If gas connections have been made and checked, replace fireplacefloor assembly in fireplace. Feed flexible gas supply line into fire-place base area while replacing fireplace floor assembly. Make surethe entire flexible gas line is in fireplace base area.IMPORTANT:Do not pick up fireplace floor assembly by burners. This coulddamage burners. Only handle base by grates.Note: Be careful ofall wires and components on underside of floor assembly.16. Reattach fireplace floor assembly with screws removed in step3 of Removing Fireplace Screen and Floor Assembly, page 8.Note: Discard the remaining hardware items. After assembly,make sure all wires are completely clear of blower wheel.17. Install logs (see Installing Logs, pages 21 and 22) and fire-place screen (see Installing Screen, page 22).