1NORITZ America CorporationGas Water HeaterNRC83 (-DV, -OD)NRC98 (-DV, -OD)NRC1111/NCC1991(-DV,-OD)NR981/NC199(-DVC,-OD,-SV)NR83-DVCField Manual• R e f e r t o t h i s m a n u a l w h e n e v e r p e r f o r m i n g s e r v i c e o rmaintenance on this appliance.• This manual will be used for service technician training seminars.• The specifications and descriptions in this manual may bechanged without prior notice.• For further assistance, contact Noritz Technical Support at1-866-766-7489.Do not short circuit any safety device onthis applianceRev: October, 2012ContentsImportant Safety Information .................................................................................................... 21. Features .............................................................................................................................. 32. Specifications/Performance Table....................................................................................... 43. Dimensions ......................................................................................................................... 74. Components ....................................................................................................................... 95. Troubleshooting .................................................................................................................. 26• Error Codes and Checkpoints ......................................................................................... 26• Remote Controller ........................................................................................................... 27• Displaying Maintenance Monitors ................................................................................... 27• Maintenance Monitor List ................................................................................................ 29• Gas Line Requirements................................................................................................... 26• Water Treatment ............................................................................................................. 32• Periodic lnspection ......................................................................................................... 33• Periodic Maintenance ..................................................................................................... 34• Changing Default Temperature Setting ........................................................................... 366. Installation Check .............................................................................................................. 40KS-11-0004