www.desatech.com 108795-01V22DO NOTCONNECTREDREPLACE FACTORY WIRING WITH 105°CEQUIVALENT OR HIGHER RATINGTHERMOSTAT WIRE 18 GA. RED/WHITEEXTERNAL WIRING USE ONLY CLASS 2N.C.SW(VENT SAFETYSHUTOFF SWITCH)WHITETH/TPTPTHWALL SWITCH(NOT SUPPLIED)MANUALDAMPERSWITCHN.O. SWTO 120VTHERMOPILEPILOTBURNERIGNITORLINEPILOT GASOFFPILOTONPILOT SAFETY WIREMAIN GASINCOMINGSUPPLYWIrING dIaGramrePlaCemeNt PartsUsually, 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. A list of authorized dealerscan be found by visiting www.desatech.com.When calling DESA Heating, LLC, haveready:• model and serial numbers of your heater• the replacement part numberNote: 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• purchase dateserVICe 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 usingpropane/LP gasIf using propane/LP gas, you may feel yourgas pressure is too low. If so, contact yourlocal propane/LP gas supplier.teChNICal serVICeYou may have further questions about installa-tion, operation, or troubleshooting. If so, con-tact DESA Heating, LLC at 1-866-672-6040.When calling please have your model andserial numbers of your heater ready.You can also visit DESA Heating, LLC’s website at www.desatech.com.