H0404700_REVGWARNINGIF THESE INSTRUCTIONS ARE NOT FOLLOWED EXACTLY,A FIRE OR EXPLOSION MAY RESULT, CAUSING PROPERTYDAMAGE, PERSONAL INJURY, OR DEATH.FOR YOUR SAFETY: This product must be installed and serviced by a contractor who is licensed and qualified in pool equipment by the jurisdiction inwhich the product will be installed where such state or local requirements exists. In the event no such state or local requirement exists, the installer ormaintainer must be a professional with sufficient experience in pool equipment installation and maintenance so that all of the instructions in this manualcan be followed exactly. Before installing this product, read and follow all warning notices and instructions that accompany this product. Failure to followwarning notices and instructions may result in property damage, personal injury, or death. Improper installation and/or operation can create carbonmonoxide gas and flue gases which can cause serious injury, property damage, or death. For indoor installations, as an additional measure of safety,Zodiac Pool Systems, Inc. strongly recommends installation of suitable carbon monoxide detectors in the vicinity of this appliance and in any adjacentoccupied spaces. Improper installation and/or operation will void the warranty.Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.WHAT TO DO IF YOU SMELL GAS• Immediately switch off main gas supply.• Do not try to light any appliance.• Do not touch any electrical switch; do not use any phone in your 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 department.Installation and service must be performed by a qualified installer, service agency or the gas supplier.INSTALLATION ANDOPERATION MANUALJandy Pro SeriesJXi™ Gas-Fired Pool and Spa HeaterModels 200, 260, 400