12105339PROPANE CONSTRUCTION HEATERSPECIFICATIONSOutput Rating (BTU/Hr)High 49,500Low 30,000Fuel Propane Vapor OnlyFuel ConsumptionLiters (Gallons)/Hour 2.0 (.54) maximum - 1.2 (.33) minimumKilogram (Pounds)/Hour 8.7 (2.3) maximum - 5.3 (1.4) minimumSupply Pressure To RegulatorMinimum (for input adjustment) 69 kPa (10 psi)Maximum 1380 kPa (200 psi)Regulator Outlet PressureHigh 46 cm (18" WC)Manifold PressureHigh 35 cm (13.7" WC)Low 43 cm (17" WC)Hot Air Output (CFM Approx) 7.8 m 3 (275)Motor 3300 RPMElectric Input 120 volt/60 hertzAmperage 2Ignition Manual, PiezoIgnitor Gap 4.3 mm (0.17")Temperature Range for Operation* -6.7°C to 29.5°C (-20°F to 85°F )*Heater Weight 6.6 kg (14.5 lbs)Shipping Weight 7.3 kg (16 lbs)Size - L x W x H 47x 19.6 x 32.5 cm (18.5 x 7.7 x 12.8 in)* When running heater in temperatures above 29.5° C (85° F), high internal temperaturesmay cause thermal limit device to shut down heater.PARTS UNDER WARRANTYContact authorized dealers of this product. Ifthey can’t supply original replacement part(s),call DESA Industries at 905-826-8010.When calling DESA Industries, have ready• your name• your address• model number of your heater• how heater was malfunctioning• purchase dateIn most cases, we will ask you to return thedefective part to the factory.PARTS NOT UNDERWARRANTYContact authorized dealers of this product.If they can’t supply original replacementpart(s), call DESA Industries’ Parts Depart-ment at 905-826-8010.When calling DESA Industries, have ready:• model number of your heater• the replacement part numberREPLACEMENTPARTSWARNING: Use only originalreplacement parts. This heatermust use design-specific parts.Do not substitute or use genericparts. Improper replacementparts could cause serious or fa-tal injuries. This will also protectyour warranty coverage for partsreplaced under warranty.ACCESSORIESPurchase accessories and parts from yournearest dealer or service center. If yourdealer or service center can not supply anaccessory or part, call DESA Industries'Parts Department at 1-800-826-8010. Youcan also write to the address listed on theback page of this manual.Part Number DescriptionLPA3055 Hose/Regulator AssemblyU.L. listed.LPA4020 Fuel Gas ConnectorConnects regulator to all standard propane tanks.U.L. and A.G.A. listed.DESA Industries2220 Argentia RoadUnit #4Mississauga, ONL5N2K7905-826-8010