107902-01D33For more information, visit www.desatech.comFor more information, visit www.desatech.comSAFETY INFORMATIONUNPACKINGPRODUCT IDENTIFICATIONPRODUCT FEATURESLOCAL CODES4. If you smell gas• Shut off gas supply• Do not try to light any appliance• Do not touch any electrical switch; do not use any phone inyour building• Immediately call your gas supplier from a neighbor’s phone.Follow the gas supplier’s instructions• If you cannot reach your gas supplier, call the fire department5. This heater needs fresh, outside air ventilation to run properly.This heater has an Oxygen Depletion Sensing (ODS) safetyshutoff system. The ODS shuts down the heater if not enoughfresh air is available. See Air for Combustion and Ventilation,pages 4 and 5.6. Keep all air openings in the front and bottom of heater clear andfree of debris. This will insure enough air for proper combustion.7. If heater shuts off, do not relight until you provide fresh, out-side air. If heater keeps shutting off, have it serviced.8. Do not run heater• where flammable liquids or vapors are used or stored• under dusty conditions9. Before using furniture polish, wax, carpet cleaner, or similarproducts, turn heater off. If heated, the vapors from these prod-ucts may create a white powder residue within burner box oron adjacent walls or furniture.10. Do not use heater if any part has been under water. Immedi-ately call a qualified service technician to inspect the roomheater and to replace any part of the control system and anygas control which has been under water.11. Turn off heater and let cool before servicing. Only a qualifiedservice person should service and repair heater.12. Operating heater above elevations of 4,500 feet could causepilot outage.13. To prevent performance problems, do not use propane/LP fueltank of less than 100 lbs. capacity.UNPACKING1. Remove heater from carton.2. Remove all protective packaging applied to heater for shipment.3. Check heater for any shipping damage. If heater is damaged,promptly inform dealer where you bought heater.SAFETY INFORMATIONContinuedPRODUCT IDENTIFICATIONPRODUCT FEATURESSAFETY DEVICEThis heater has a pilot with an Oxygen Depletion Sensing (ODS)safety shutoff system. The ODS/pilot is a required feature for vent-free room heaters. The ODS/pilot shuts off the heater if there is notenough fresh air.PIEZO IGNITION SYSTEMThis heater has a piezo ignitor. This system requires no matches,batteries, or other sources to light heater.LOCAL CODESInstall and use heater with care. Follow all local codes. In the absenceof local codes, use the latest edition of National Fuel Gas Code ANSIZ223.1/NFPA 54*.*Available from:American National Standards Institute, Inc.1430 BroadwayNew York, NY 10018National Fire Protection Association, Inc.Batterymarch ParkQuincy, MA 02269Figure 1 - Vent-Free Gas HeaterBlue Flame HeaterControl KnobPiezo IgnitorButtonGlassPanel Infrared HeaterControl KnobPiezo IgnitorButtonGrillGuardFrontPanelBurnersHeaterCabinet