www.desatech.com113093-01H 253. Blow air through the ports/slots and holesin the burner.4. Check the injector holder located at theend of the burner tube again. Removeany large particles of dust, dirt, lint or pethair with a soft cloth or vacuum cleanernozzle.5. Blow air into the primary air holes on theinjector holder.6. In case any large clumps of dust have nowbeen pushed into the burner repeat steps3 and 4.Clean the pilot assembly also. A yellow tip onthe pilot flame indicates dust and dirt in thepilot assembly. There is a small pilot air inlethole about two inches from where the pilotflame comes out of the pilot assembly (seeFigure 34, page 24). With the unit off, lightlyblow air through the air inlet hole. You mayCLEANING AND MAINTENANCEContinuedblow through a drinking straw if compressedair is not available.LOGS• If you remove logs for cleaning, refer toInstalling Logs, page 17, to properly replacelogs.• Replace log(s) if broken or chipped (dime-sized or larger).MAIN BURNERPeriodically inspect all burner flame holes withthe heater running. All slotted burner flameholes should be open with yellow flame pres-ent. All round burner flame holes should beopen with a small blue flame present. Someburner flame holes may become blocked bydebris or rust, with no flame present. If so,turn off heater and let cool. Remove blockage.Blocked burner flame holes will create soot.REPLACEMENT PARTSNote: Use only original replacement parts.This will protect your warranty coverage forparts replaced under warranty.PARTS UNDER WARRANTYContact authorized dealers of this product. Ifthey can’t supply original replacement part(s),call DESA Heating, LLC at 1-866-672-6040.When calling DESA Heating, LLC, haveready• your name• your address• model and serial numbers of your heater• how heater was malfunctioning• type of gas used (propane/LP or naturalgas)• purchase dateUsually, we will ask you to return the part tothe factory.PARTS NOT UNDER WARRANTYContact authorized dealers of this product. Ifthey can’t supply original replacement part(s),call DESA Heating, LLC at 1-866-672-6040 forreferral information.When calling DESA Heating, LLC, haveready• model number of your heater• the replacement part numberWIRING DIAGRAM(Remote-Ready Models Only)AUTOOFFONThermopile