20
14. Installation
Safety Precaution
Water Temperature Setting
DANGER
Water
temperature
above
50°C
can
cause
severe
burns
instantly
or
death
from
scalding.
Be
sure
to
read
and
follow
the
warnings
on
the
label
pictured
below.
!!
DANGER
Households
with
the
elderly, children, or
people
with
disabilities
may
require
a
48°C
or
lower
thermostat
setting
to
prevent
contact
with
“HOT” water.
!
Temperature
Time to Produce
a Serious Burn
120°F(49°C)
More than 5 minutes
125°F(52°C)
1 ½ to 2 minutes
130°F(54°C)
About 30 seconds
135°F(57°C)
About 10 seconds
140°F(60°C)
Less than 5 seconds
145°F(63°C)
Less than 3 seconds
150°F(65°C)
About 1 ½ seconds
155°F(68°C)
About 1 second
For determining the proper water
temperature for your home, refer to the chart
below.
NOTE
•To reduce point of use water temperature,
Thermostatic Mixing Valves are
recommended. These valves automatically
mix hot and cold water in branch water lines.
It is recommended to use a mixing valve.
Heat Pump Water Heater
-
5
0 Hz (R134a)
50°C
