Filter
Top Products
4
TABLE OF CONTENTS
INTRODUCTION
This manual contains the operating instructions for the commercial electric Xi control. It is intended to be used in conjunction with
the water heater instruction manual.
SAFE INSTALLATION, USE AND SERVICE........................ 2
GENERAL SAFETY INFORMATION .................................... 3
Precautions ......................................................................3
Hydrogen Gas (Flammable) ............................................. 3
INTRODUCTION ..................................................................4
Preparing for the Installation ............................................4
ELECTRICAL DATA .............................................................. 5
General ............................................................................ 5
Branch Circuit .................................................................. 5
Heater Circuits ................................................................. 5
Control Circuits ................................................................ 5
Power Circuit .................................................................... 5
WIRING DIAGRAMS ............................................................6
TEMPERATURE REGULATION .......................................... 7
High Temperature Limit Controls (ECO) .......................... 7
Thermostat Controls ........................................................ 7
Mixing Valves ................................................................7-8
Temperature Adjustment ..................................................8
CONTROL SYSTEM OPERATION ...................................... 9
Heating Element Operation .............................................. 9
Control System Features ................................................. 9
Control System Navigation .............................................. 9
The Desktop Screen ........................................................ 9
Temperatures Menu .......................................................12
Water Heater Status Menu............................................. 14
Economy Mode Settings ...........................................16-18
Alarm Output Setup Menu ............................................. 19
Heater Information Menu ............................................... 19
Current Fault / Alert Menu .............................................. 20
Fault History Menu ......................................................... 20
Fault Occurence Menu ................................................... 20
Restore Factory Defaults Menu ..................................... 21
TROUBLESHOOTING CHECKLIST .................................. 22
Not Enough or No Hot Water ......................................... 22
Water Is Too Hot ............................................................22
Water Heater Makes Strange Sounds ...........................22
Notes .................................................................................. 23
Thank You for purchasing this water heater. Properly installed and
maintained, it should give you years of trouble free service.
Abbreviations Found In This Instruction Manual:
• ANSI - American National Standards Institute
• ASME - American Society of Mechanical Engineers
• NEC - National Electrical Code
• NFPA - National Fire Protection Association
PREPARING FOR THE INSTALLATION
1. Read the “General Safety” section of this manual first
and then the entire manual carefully. If you don’t follow
the safety rules, the water heater may not operate safely.
It could cause DEATH, SERIOUS BODILY INJURY AND/
OR PROPERTY DAMAGE.
This manual contains instructions for the installation,
operation, and maintenance of the water heater. It
also contains warnings throughout the manual that you
must read and be aware of. All warnings and all instructions
are essential to the proper operation of the water
heater and your safety. READ THE ENTIRE MANUAL
BEFORE ATTEMPTING TO INSTALL OR OPERATE THE
WATER HEATER.
General outline diagrams are in this manual. These
diagrams will serve to provide the installer with a reference
for basic installation of this product. IT IS NECESSARY
THAT ALL THE ELECTRICAL WIRING BE INSTALLED
AND CONNECTED AS SHOWN IN THE DIAGRAMS.
Be sure to turn off power when working on or near
the electrical system of the water heater. Never touch
electrical components with wet hands or when standing
in water. When replacing fuses always use the correct
size for the circuit. Use same size and type of fuse
when replacing.
2. The installation must conform with these instructions
and the local code authority having jurisdiction and the
requirements of the power company. In the absence of
code requirements, follow NFPA-70 (current edition). The
National Electrical Code may be ordered from: National
Fire Protection Association, 1 Batterymarch Park, Quincy,
MA 02269.
3. If after reading this manual you have any questions or do
not understand any portion of the instructions, call the toll
free number on the back cover for further assistance.
4. Installation and service of this water heater requires ability
equivalent to that of a licensed tradesman or qualified
agency (page 2) in the field involved. Plumbing and
electrical work are required.
5. Massachusetts Code requires this water heater to be
installed in accordance with Massachusetts 248-CMR
2.00: State Plumbing Code and 248-CMR 5.00.