www.desatech.com 116292-01A22SPECIFICATIONSLSL18NT, SL18NT and VSL18NT• Natural Gas• 9,000/18,000 Btu/Hr (Variable)• Piezo or Electronic Ignition• Pressure Regulator Setting - 3" W.C.• Inlet Gas Pressure* (in. of water)Maximum - 10.5" Minimum - 4"• Dimensions (H x W x D)Heater - 15.2" x 26.3" x 5.5" (38.6 x 66.8 x 14 cm)Carton - 18.8" x 28.9" x 8" (47.8 x 73.4 x 20.3 cm)• WeightHeater - 23 lbs. (10.4 kg)Shipping - 28 lbs. (12.7 kg)LSL18PT, SL18PT and VSL18PT• Propane/LP Gas• 9,000/18,000 Btu/Hr (Variable)• Piezo or Electronic Ignition• Pressure Regulator Setting - 10" W.C.• Inlet Gas Pressure* (in. of water)Maximum - 14" Minimum - 11"• Dimensions (H x W x D)Heater - 15.2" x 26.3" x 5.5" (38.6 x 66.8 x 14 cm)Carton - 18.8" x 28.9" x 8" (47.8 x 73.4 x 20.3 cm)• WeightHeater - 23 lbs. (10.4 kg)Shipping - 28 lbs. (12.7 kg)*For purposes of input adjustmentWIRING DIAGRAMSCAUTION: Label all wires prior to disconnection when servicingcontrols. Wiring errors can cause improper and dangerous opera-tion. Verify proper operation after servicing.ThermostatSensorSwitchGreenWhiteGreenWhite110/115V.A.C. BlowerMotorBlack BlackThermostatSensor Switch/Interruptor de sensorde temperaturaN/O* If any of the original wire as supplied with the appliance must be replaced,it must be replaced with type 105°C wire or its equivalent.* En caso que se deba reemplazar alguno de los cables suministradosoriginalmente con el calentador, utilice únicamente cable tipo 105°C u otro equivalente.Line/LíneaNeutral/NeutroWhite/BlancoGreen/VerdeMotorBlack/NegroBlack/NegroWiring DiagramElectrical Ladder Diagram