2
Note: USER/OWNER (BOLD TEXT)
QUALIFIED INSTALLER/SERVICE AGENCY ONLY (STANDARD TEXT).
CONTENTSCONTENTS
SAFE INSTALLATION, USE, AND SERVICE .................................... 3
Important Definitions ............................................................. 3
GENERAL SAFETY INFORMATION ................................................. 4
Limiting the Risk of Scalding ................................................. 4
Precautions ........................................................................... 4
Hydrogen Gas (Flammable) .................................................. 4
Hazard Messages ................................................................. 4
INTRODUCTION ................................................................................ 7
Preparing for the Installation ................................................. 7
FEATURES AND COMPONENTS ..................................................... 8
Model And Rating ................................................................ 10
INSTALLATION CONSIDERATIONS ................................................11
Rough-In Dimensions .......................................................... 11
Locating the Water Heater .................................................. 11
INSTALLING THE WATER HEATER ............................................... 12
Required Ability ................................................................... 12
General ............................................................................... 12
Contaminated Water ........................................................... 12
Circulating Pump ................................................................. 12
Insulation Blankets .............................................................. 12
Temperature-Pressure Relief Valve ..................................... 13
Water Line Connections ...................................................... 13
Closed Water Systems ........................................................ 13
Thermal Expansion ............................................................. 14
Electrical ............................................................................. 14
Amperage Table/Over-current Protection ............................ 15
Heater Circuits - Electronic Control Models ......................... 15
Control Circuit - Electronic Control Models .......................... 15
Sequence of Operation ....................................................... 16
START UP ......................................................................................... 17
Filling the Water Heater ...................................................... 17
Initial Start Up ..................................................................... 17
Draining the Water Heater ................................................... 17
TEMPERATURE REGULATION ...................................................... 18
Limiting the Risk of Scalding ............................................... 18
High Temperature Limit Controls (ECO) .............................. 18
Thermostat Controls ........................................................... 18
CONTROL SYSTEM OPERATION .................................................. 20
Control System Features .................................................... 20
Control System Navigation .................................................. 20
Home Screen ...................................................................... 20
Temperatures Menus .......................................................... 23
Economy Mode Setup Menu ............................................... 26
Economy Mode Settings ..................................................... 27
Alarm Output Setup Menu ................................................... 30
Display Settings Menu ........................................................ 31
Heater Information Menu .................................................... 31
Current Fault / Alert Menu ................................................... 32
Fault History Menu .............................................................. 32
Fault Occurrence Menu ....................................................... 33
Restore Factory Defaults Menu ........................................... 33
MAINTENANCE ................................................................................ 34
Draining and Flushing ......................................................... 34
Anode Maintenance ............................................................ 34
Sediment Removal .............................................................. 35
Lime Scale Removal ........................................................... 35
Temperature-Pressure Relief Valve Test ............................. 36
TROUBLESHOOTING ...................................................................... 37
Checklist ............................................................................. 37
Checking for Leaks ............................................................. 38
DIAGRAMS ....................................................................................... 39
Wiring Diagrams ................................................................. 39
Piping Diagrams .................................................................. 48
MANIFOLD KITS .............................................................................. 56
Printed on 5/6/2022 7:17 AM CT
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