Installation InstructionTable of ContentsPART 1 – GENERAL SAFETY INFORMATION6A. PRECAUTIONS6B. IMPROPER COMBUSTION6C. GAS7D. WHEN SERVICING THE HEATER7E. HEATER WATER7PART 2 – BEFORE YOU START7A. WHAT’S IN THE BOX7B. HOW THE HEATER OPERATES7C. OPTIONAL EQUIPMENT8PART 3 – PREPARE WATER HEATER LOCATION9A. BEFORE LOCATING THE HEATER9B. LEVELING10C. CLEARANCES FOR SERVICE ACCESS10D. RESIDENTIAL GARAGE INSTALLATION10E. EXHAUST VENT AND INTAKE PIPE111. DIRECT VENT INSTALLATION OF EXHAUST AND INTAKE112. INDOOR COMBUSTION AIR INSTALLATION IN CONFINED OR UNCONFINED SPACE11F. PREVENT COMBUSTION AIR CONTAMINATION12G. REMOVING A HEATER FROM A COMMON VENT SYSTEM12H. WATER CHEMISTRY13PART 4 – HEATER PIPING16A. GENERAL PIPING INFORMATION16B. SCALDING17C. TEMPERATURE AND PRESSURE RELIEF VALVE17D. BACKFLOW PREVENTER17E. POTABLE EXPANSION TANK17F. WATER PIPING18G. AUXILIARY CONNECTIONS18H. FILLING THE HEATER18I. IMPORTANT NOTICE19J. PIPING DIAGRAMS20PART 5 – VENTING, COMBUSTION AIR AND CONDENSATE REMOVAL23A. GENERAL23B. APPROVED MATERIALS FOR EXHAUST VENT AND INTAKE PIPE24C. REQUIREMENTS FOR INSTALLATION IN CANADA24D. EXHAUST VENT AND INTAKE PIPE LOCATION25E. EXHAUST VENT AND INTAKE PIPE SIZING26F. LONGER VENT RUNS26G. EXHAUST VENT AND INTAKE PIPE INSTALLATION27H. VENTING DRAWINGS271. DIRECT VENT INSTALLATION OF EXHAUST AND INTAKE272. VENTING THROUGH AN EXISTING SYSTEM313. INDOOR COMBUSTION AIR INSTALLATION IN CONFINED OR UNCONFINED SPACE33I. CONDENSATE REMOVAL SYSTEM35PART 6 – WIRING37A. LINE VOLTAGE INPUT37B. LINE VOLTAGE CONDENSATE OUTPUT37C. LOW VOLTAGE OUTDOOR SENSOR INPUT37D. INTERNAL WIRING DIAGRAM38PART 7 – GAS CONNECTIONS38A. GAS PIPING39B. GAS TABLE39C. GAS VALVE40PART 8 – CONTROLS41A. CONTROL AND DISPLAY OVERVIEW41B. BASIC CONTROL FUNCTIONS421. TURNING WATER HEATER ON / OFF422. RESETTING THE WATER HEATER423. PUTTING THE WATER HEATER IN ECO MODE424. CHANGING USER SETPOINT43C. ADVANCED CONTROL FUNCTIONS431. UPPER LEVEL INSTALLER MODE MENU NAVIGATION432. TECHNICAL SERVICE AND NAVIGATION43D. OUTDOOR RESET441. INQUIRY MODE AND NAVIGATION452. HISTORY MODE AND NAVIGATION453. RESET MODE AND NAVIGATION46PART 9 – START-UP PROCEDURE47A. OPERATING INSTRUCTIONS47B. TEST MODE47C. MAINTENANCE48PART 10 – SHUTDOWN49A. SHUTDOWN PROCEDURE49B. VACATION PROCEDURE49C. FAILURE TO OPERATE49D. IMPORTANT NOTICE49PART 11 – TROUBLESHOOTING49A. ERROR CODE49B. HEATER ERROR49C. LOCKOUT49PART 12 - MAINTENANCE55MAINTENANCE NOTES59CUSTOMER INSTALLATION RECORD FORM60Size: 5.1 MBPages: 60Language: EnglishOpen manual
