www.desatech.com 113997-01B2WARNING: Improper installation, adjustment, altera-tion, service, or maintenance can cause injury or prop-erty damage. Refer to this manual for correct installationand operational procedures. For assistance or addi-tional information consult a qualified installer, serviceagency, or the gas supplier.WARNING: This is an unvented gas-fired heater. It usesair (oxygen) from the room in which it is installed. Provi-sions for adequate combustion and ventilation air mustbe provided.This appliance is only for use with the type of gas indi-cated on the rating plate. This appliance is not convert-ible for use with other gases.SAFETY INFORMATIONWARNING: This product con-tains and/or generates chemicalsknown to the state of Californiato cause cancer or birth defects,or other reproductive harm.IMPORTANT: Read this owner’smanual carefully and completelybefore trying to assemble, op-erate, or service this heater.Improper use of this heater cancause serious injury or deathfrom burns, fire, explosion,electrical shock, and carbonmonoxide poisoning.DANGER: Carbon monoxidepoisoning may lead to death!When used without adequate combustion andventilation air, this heater may give off excessivecarbon monoxide, an odorless, poisonous gas.WARNING: Early signs ofcarbon monoxide poisoning re-semble the flu, with headaches,dizziness, and nausea. If youhave these signs, the heater maynot be working properly. Getfresh air at once! Have heaterserviced.Some people, including pregnant women, peoplewith heart or lung disease, anemia, those under theinfluence of alcohol, and those at high altitudes, aremore affected by carbon monoxide than others.TABLE OF CONTENTSSafety Information ............................................... 2Local Codes ........................................................ 4Product Identification ........................................... 5Unpacking ........................................................... 5Product Features ................................................. 5Propane/LP Supply.............................................. 5Installation ........................................................... 5Lighting and Operating Instructions ..................... 6Cleaning and Maintenance .................................. 8Troubleshooting ................................................. 10Specifications .................................................... 13Technical Service .............................................. 13Service Hints ..................................................... 13Accessories ....................................................... 13Replacement Parts ............................................ 13Illustrated Parts Breakdown and Parts List ....... 14Warranty Information ...........................Back Cover