Safety Precaution; Water Temperature Setting - LG R5TT20F-SA1 Engineering Product Data Book

Heat Pump Water Heater
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.
For determining the proper water
temperature for your home, refer to the chart
below.
Temperature
120°F(49°C)
125°F(52°C)
130°F(54°C)
135°F(57°C)
140°F(60°C)
145°F(63°C)
150°F(65°C)
155°F(68°C)
!! 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.
- 50 Hz (R134a)
Time to Produce
a Serious Burn
More than 5 minutes
1 ½ to 2 minutes
About 30 seconds
About 10 seconds
Less than 5 seconds
Less than 3 seconds
About 1 ½ seconds
About 1 second
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.
50°C
20