SAR8558Rev. 08/06Model N-0751MTANKLESS GAS WATER HEATEROwner’s Guide*SAR8558 T*NORITZ America CorporationThank you for purchasing this Noritz Tankless Gas Water Heater.Before using, please:Read this manual completely for operation instructions.Completely fill out the warranty registration card (included separately) andmail the detachable portion to Noritz America Corporation.Keep this manual (and the remainder of the warranty registration card) where itcan be found whenever necessary.Installation must conform with local codes, or in the absence of local codes,the National Fuel Gas Code, ANSI Z223.1/NFPA 54.Noritz America reserves the right to discontinue, or change at any time, thedesigns and/or specifications of its products without notice.Low NOxApproved bySCAQMDCERTIFIED R- Do not store or use gasoline or other flammable vapors and liquids in thevicinity of this or any other appliance.- WHAT TO DO IF YOU SMELL GAS• 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 thegas supplier’s instructions.• If you cannot reach your gas supplier, call the fire department.- Installation and service must be performed by a qualified installer, serviceagency or the gas supplier.If the information in this manual is not followed exactly, a fire or explosionmay result causing property damage, personal injury, or death.WARNING