1087961919For more information, visit www.desatech.comFor more information, visit www.desatech.comRobertshawMODEL SP745 IGNITION CONTROLSTEP DOWNTRANSFORMERPV GND PV/MVTR MVTHVENT SAFETYSHUTOFF SWITCHMANUALDAMPERSWITCHIGNEV2SUPPLYINCOMINGMAIN GASEV1TOGAS LINEBURNER24V AC120V AC120V ACINCOMINGOR BREAKER)(FUSE BOXOFFON(SUPPLIED)WALL SWITCHGREENBLACKWHITE120v, 60Hz, 0.7AELECTRICAL RATING:BLACKWHITEGREENOPTIONALREMOTECONTROLTECHNICAL SERVICEYou may have further questions about installation, operation, ortroubleshooting. If so, contact DESA International’s Technical Ser-vice Department at 1-866-672-6040.You can also visit DESA International’s Technical Services website at www.desatech.com.SERVICE HINTSWhen Gas Pressure Is Too Low• pilot will not stay lit• burner will have delayed ignition• fireplace will not produce specified heat• propane/LP gas supply may be low if using propane/LP gasYou may feel your gas pressure is too low or gas quality is bad. Ifso, contact your local gas supplier.WIRING DIAGRAMPilotBurnerPilot GasLineNote: Use only original replacement parts. This will protect yourwarranty coverage for parts replaced under warranty.PARTS UNDER WARRANTYContact authorized dealers of this product. If they can’t supplyoriginal replacement part(s) call DESA International’s TechnicalService Department at 1-866-672-6040 for referral information.When calling DESA International, have ready• your name• your address• model and serial numbers of your fireplace• how fireplace was malfunctioning• type of gas used (propane/LP or natural gas)• purchase dateUsually, we will ask you to return the part to the factory.PARTS NOT UNDER WARRANTYContact authorized dealers of this product. If they can’t supply originalreplacement part(s) call DESA International at 1-866-672-6040 forreferral information.When calling DESA International, have ready• model number of your fireplace• the replacement part numberREPLACEMENT PARTSSERVICE HINTSTECHNICAL SERVICEWIRING DIAGRAMREPLACEMENT PARTS