Installation Guide

OPERATION
Electric Tankless Water Heater • 15
Water Temperature
Adjustment
WARNING
Scalding Risk
This water heater
can make water hot
enough to cause
severe burns instantly, resulting in
severe injury or death. Before
a emp ng to adjust the temperature
set point, read “RISKS DURING
OPERATION” on page 3. If the
instruc ons are not clear, contact a
qualifi ed service technician.
To adjust your temperature se ng, re-
fer to one of the following procedures.
Point -of-use models only:
To adjust the temperature setting,
OPERATION
turn the temperature adjustment
knob as described below. This knob
can be found at the top of the circuit
board next to the plumbing connec-
 ons. (Figure 6.)
The factory se ng is approximately
105°F (+/-1°F).
• To decrease the set temperature,
turn the knob to the left (counter
clockwise).
• To increase the set temperature,
turn the knob to the right
(clockwise).
• Use a small flat blade screwdriver
to turn the knob.
The water temperature set point can
be adjusted within a range of 90°F
(32C) and 140°F (60 °C).
Two- or four-chamber models
only:
The water temperature set point can
be adjusted within a range of 90°F
(32C) and 140°F (60 °C).
To change the set temperature,
1. Press and release either the
UP or DOWN button (Figure 7,
page 16). The display will
blink and allow you to adjust the
temperature set point.
2. Press and hold the UP or
DOWN button to scroll through
the temperatures quickly.
Single presses will adjust the
temperature setting one degree
at a time.
3. Press the ENTER button to
confirm.
Continued on the next page...
PLUMBING CONNECTIONS
BEHIND CIRCUIT BOARD
TEMPERATURE ADJUSTMENT KNOB
• DECREASE SET TEMPERATURE:
TURN KNOB TOWARD LEFT
(COUNTER-CLOCKWISE )
• INCREASE SET TEMPERATURE:
TURN KNOB TOWARD RIGHT
(CLOCKWISE )
• USE A SMALL FLAT BLADE
SCREWDRIVER.
POINT-OF-USE MODELS ONLY:
TEMPERATURE ADJUSTMENT KNOB ON INTERNAL CIRCUIT BOARD
Figure 6.