Rheem AP15121-1, HP50RU, HP50RH Water temperature setting, Time/Temperature Relationship in Scalds

Models: HP50RH HP50RU 92-103234-02 HP40RU AP15121-1

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IMPORTANT SAFETY INFORMATION. READ ALL INSTRUCTIONS BEFORE USING.

DANGER!

water temperature setting

Safety and energy conservation are factors to be considered when selecting the water temperature setting of water heater. Water temperatures above 125°F can cause severe burns or death from scalding. Be sure to read and follow the warnings outlined on the label pictured below. This label is also located on the water heater near the thermistor access panel.

!D A N G E R

HOT

BURN

Time/Temperature Relationship in Scalds

Temperature

Time To Produce a Serious Burn

120°F (49°C)

More than 5 minutes

125°F (52°C)

1½ 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 1½ seconds

155°F (68°C)

About 1 second

Table courtesy of Shriners Burn Institute

The chart shown above may be used as a guide

in determining the proper water temperature for your home.

!DANGER: Households with small children, disabled,

or elderly persons may require a 120°F or lower thermostat setting to prevent contact with “HOT” water.

The temperature of the water in the heater is regulated by the water heater interface control. To comply with safety regulations the temperature was set at 122°F before the water heater was shipped from the factory.

Water temperature over 125°F can cause severe burns instantly or death from scalds.

Children, disabled and elderly are at highest risk of being scalded.

See instruction manual before setting temperature at water heater.

Feel water before bathing or showering.

Temperature limiting valves are available, see manual.

NOTICE: Mixing valves are available for reducing point of use water temperature by mixing hot and cold water in branch water lines. Contact a licensed plumber or the

Hotter Water

Cooler Water

CAUTIONRISK OF SCALDING INCREASES

WITH HOTTER WATER

TEMPERATURE

SETTING

OPERATION MODE

HEAT PUMP OFF

Review operating manual before use. Operating procedures are outlined in the manual for optimal performance.

Temperatures

135°-140° F

130°-135° F

125°-130° F

120°-125° F

105°-120° F

90°-105° F

The illustration at the left shows the water temperature setting.

Refer to the Operating Instructions in this manual for detailed instructions in how to adjust the water temperature.

local plumbing authority for further information.

!DANGER: Hotter water increases the potential for Hot Water SCALDS.

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Rheem AP15121-1, HP50RU, HP50RH, HP40RU, 92-103234-02 Water temperature setting, Time/Temperature Relationship in Scalds