minutes to purge any air from the heater and water lines.
This step must be performed before turning on power to the heater. Failure to complete
this step may cause permanent damage to the heating elements.
4. Reconnect power to the unit at the circuit breaker on the main electrical panel. Press and
switch the ON position.
5. With the water running through the unit, check and reset the temperature if necessary. The
recommended temperature setting is 118°F (48°C).
12. User Interface/Controls
Power
• Press
button, the display will turn on
• Press
button again, the display will turn off
Setting the Output Water Temperature
• To set the temperature, first turn on a hot water
faucet and allow water to run through the heater.
The digital display lights up and shows the
current temperature setting.
• To increase or lower the temperature setting,
press
increase the temperature or
decrease the temperature.
• Temperature can be set to any temperature from
86°F (30°C) to 122°F (50°C).
• A comfortable temperature for bathing and showering is between 105°F (41°C) and 110°F
(43°C).
• The recommended temperature setting is 118°F (48°C), which will deliver hot water for all
household needs at a maximum water flow rate.
CAUTION: A higher temperature setting is not recommended, as it can cause severe
scalding injuries to children and elderly persons. Higher temperatures also produce more
scale buildup in water heating devices.
14
Press
button
temperature (up to 122°F / 50°C)
Press
button
or
temperature (as low as 86°F / 30°C)
temp
to
to raise the
to lower the
118
F
º