www.desatech.com113170-01E 318. Never move, handle, refuel or service a hot,operating or plugged-in heater.19. Never attach duct work to front or rear of heater.20. Never attach heater to external fuel tank.21. Heaters used in the vicinity of tarpaulins,canvas or similar enclosure materials shall belocated a safe distance from such materials.The recommended minimum safe distance is304.8 cm (10 feet). It is further recommendedthat these enclosure materials be of a fireretardant nature. These enclosure materialsshall be securely fastened to prevent themfrom igniting or from upsetting the heater dueto wind action.22. Unplug heater when not in use.23. Never block air inlet (rear) or air outlet (front)of heater.24. Warning to New York City ResidentsFor Use Only At Construction Sites in ac-cordance with applicable NYC codes underNYCFD certificate of approval #4803, #4899,#4908, #4909 or #4934.UNPACKING1. Remove all packing items applied to heaterfor shipment.2. Remove all items from carton.3. Check items for any shipping damage. Ifheater is damaged, promptly inform dealerwhere you bought heater.SAFETY INFORMATIONContinuedFUELSWARNING: Use only kero-sene, #1/#2 diesel/fuel oil, JETA or JP-8 fuels to avoid riskof fire or explosion. Neveruse gasoline, oil drained fromcrankcases, naphtha, paintthinners, alcohol or other highlyflammable fuels.Use only kerosene, #1/#2 diesel/fuel oil, JET Aor JP-8 fuels. Heavier fuels such as No. 2 fueloil or No. 2 diesel fuel may also be used but willresult in:• noticeable odor• additional fuel filter maintenance• the need for nontoxic, anti-icer additives in verycold weatherDo not use fuels heavier than No. 2 grade orheavy oils such as oil drained from crankcases.These heavy oils will not ignite properly and willcontaminate the heater.IMPORTANT: Use a KEROSENE ONLY (blue)or DIESEL ONLY (yellow) storage container.Be sure storage container is clean. Foreign mattersuch as rust, dirt or water will cause the ignitioncontrol assembly to shut down heater. Foreignmatter may also require heater's fuel system to befrequently cleaned.LowerShellHot AirOutletControl CoverFuel Cap/GaugeUpper ShellIgnition ControlAssembly (OnInside of ControlCover)FanGuardFuel TankThermostatKnobON/OFFSwitchShroudRear PanelHandleExtensionCord WrapFigure 1 - 125T, 170T and 200T ModelsPRODUCT IDENTIFICATION