15103113OWNER’S MANUALNote: Use only original replacement parts.This will protect your warranty coveragefor parts replaced under warranty.Parts Under WarrantyContact authorized dealer from whom youpurchased this product. If they cannot sup-ply original replacement part(s), call DESAInternational’s Technical Service Depart-ment at 1-800-323-5190 for referral infor-mation.When contacting your dealer or DESA In-ternational, have ready:• your name• your address• model number of your heater• how heater was malfunctioning• type of gas used (propane or naturalgas)• purchase dateUsually, we will ask you to return the defec-tive part to the factory.Parts Not Under WarrantyContact authorized dealers of this product.If they cannot supply original replacementpart(s), call DESA International’s PartsDepartment at 1-800-972-7879 for referralinformation.When calling DESA International, haveready:• model number of your heater• the replacement part numberREPLACEMENTPARTSMANUAL SHUTOFFVALVE - GA5010Manual shutoff valve with1/8" NPT tap.SERVICEPUBLICATIONSYou can purchase a service manual from theaddress listed on the back page of thismanual. Send a check for $5.00 payable toDESA International.ACCESSORYPurchase this heater accessory from yourlocal dealer. If they cannot supply this ac-cessory, call DESA International’s PartsDepartment at 1-800-972-7879 for referralinformation. You can also write to the ad-dress listed on the back page of this manual.TECHNICALSERVICEYou may have further questions about in-stallation, operation, or troubleshooting.If so, contact DESA International’s Techni-cal Service Department at 1-800-323-5190.SPECIFICATIONSWhen gas pressure is too low• pilot will not stay lit• burner will have delayed ignition• heater will not produce specified heatWhen gas quality is bad• pilot will not stay lit• burner will produce flames and soot• heater will backfire when litYou may feel your gas pressure is too low orgas quality is bad. If so, contact your localnatural gas supplier.SERVICE HINTSVN600B/CFN600BBtu (Variable) 4,400/6,000Type Gas Natural OnlyIgnition PiezoPressure Regulator Setting 3" W.C.Inlet Gas Pressure (inches of water)Maximum 10.5"Minimum 4"Dimensions, Inches (H x W x D)Heater (including knobs and grill) 21 1/2 x 13 1/2 x 7Carton 24 3/4 x 16 3/4 x 7 1/2Weight (pounds)Heater 13.5Shipping 19