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BEFORE ATTEMPTING ANY INSTALLATION, MODIFICATION OR SERVICE OF THIS
HEATER, MAKE SURE THE ELECTRICAL POWER IS DISCONNECTED.
Read and understand these instructions thoroughly before attempting the installation or service of this water
heater. Failure to follow these instructions can result in serious injury, death and/or property damage. The
warranty of this water heater will depend upon the proper installation according to these instructions. Some
heaters come supplied with separate faucet aerators. If supplied, the aerator must be installed in the faucet for
optimum performance. This heater must be used to heat water only and be in a location where it is not subject
to freezing temperatures. The manufacturer is not liable for any damages resulting from improper installation or
misuse.
This installation must conform to the latest requirements of the National Electrical Code and all applicable state
and local codes. This information is available through your local authorities. You must understand these
requirements before beginning this installation.
This unit is not required by UL 499 to have a Temperature and Pressure relief valve (T&P). You should check with
local codes to find out if one is required. If it is, it must be installed in the outlet hot water pipe between the
heater and the isolation valve.
IMPORTANT SAFETY INSTRUCTIONS
When using this electrical equipment, basic safety precautions should always be followed, including the
following:
READ AND FOLLOW ALL INSTRUCTIONS
A green terminal (or a wire connector marked “G”, “GR, “Ground”, or “GROUNDING”) is provided within the
control box. To reduce the risk of electric shock, connect this terminal or connector to the grounding terminal of
the electric service or supply panel with a continuous copper wire in accordance with your local electrical code.
Contents
GENERAL .....................................................................................................................................................................3
1) MOUNTING THE UNIT TO THE WALL......................................................................................................................4
2) PLUMBING HOOK-UP .............................................................................................................................................5
3) ELECTRICAL HOOK-UP ............................................................................................................................................7
4) COMMISSIONING THE HEATER ..............................................................................................................................8
Congratulations! .........................................................................................................................................................9
5) UNIT OPERATION ................................................................................................................................................. 10
PERIODIC MAINTENANCE ........................................................................................................................................ 14
PART NUMBERS FOR FITTINGS, AERATORS AND AERATOR ADAPTORS ................................................................. 14
REPAIR PARTS FOR “THERMOSTATIC” UNITS .......................................................................................................... 15
