TEMPERATURE REGULATION

After the gas connections are made, water is in the heater and the pilot light is ignited, the control must be set to the desired water temperature.

The recommended water temperature dial setting is at the arrow (). The water temperature out of the heater at this setting will be approximately 120°F.

If you use hot water frequently and in short spurts, water temperature can occasionally exceed the temperature set- ting by up to 30°F because of the dynamics of the appliance.

PILOT

 

 

 

 

 

 

 

 

TEMPERATURE

 

 

 

 

 

 

 

 

POINTER

 

 

 

LI

PI

 

 

 

 

 

 

 

L

 

 

WATER

 

 

 

G

N

 

 

 

 

O

 

 

 

 

 

 

H

 

T

 

 

 

 

 

 

T

 

 

 

 

Y

 

 

 

I

 

 

 

 

T

 

 

G

TEMPERATURE

V

R

 

 

 

H

 

 

 

 

 

E

 

O

CAUTION:

 

 

 

 

 

C

 

 

 

 

 

 

DIAL

 

 

RISK OF SCALDING

 

 

 

L

 

 

 

 

 

 

B

INCREASES WITH

 

 

W

O

 

 

 

 

HOTTER WATER

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

OH

 

 

 

 

 

Figure 3. Water Temperature Dial

The arrow () setting is the safest and most economical. If you want hotter water, rotate the water temperature dial

counterclockwise ( ) to a higher setting. Approximate water temperature delivered at the different settings is shown in the following table.

To avoid scald injury, set the control at the lowest setting which will still deliver your needed hot water.

!WARNING

The hotter the water the greater the risk of scald injury and the shorter the time to cause injury.

 

APPROXIMATE

APPROXIMATE

SETTING

TEMPERATURE

TIME TO

 

(°F)

CAUSE INJURY

 

 

 

( )

120°±10°

5 Minutes

 

 

 

A

130°±10°

30 Seconds

 

 

 

B

140°±10°

5 Seconds

 

 

 

C

150°±10°

1.5 Second

VERY

160°±10°

Under 1 Second

HOT

 

 

Be sure to protect babies and the infirm or others with impaired mobility who cannot get out of the hot water quickly. They are the people most commonly hurt in scald injuries and in need of lower temperature and other protection like supervision, point-of-use temperature control equipment or a system mixing valve. A point-of- use valve or a system mixing valve can be obtained from your plumber.

!WARNING

Never allow small children to use a hot water tap, or to draw their own bath water. Never leave a child or impaired person unattended in a bathtub or shower. Scald burns can result.

TO TURN OFF GAS TO APPLIANCE

Set the control to lowest setting by turning water tempera-

ture dial clockwise () to the “PILOT LIGHTING” position on dial (as shown in Figure 3). DO NOT FORCE.

Turn gas control knob clockwise to “PILOT”.

O

N

 

F

O

 

F

 

 

PILOT

Turn gas control knob clockwise to “OFF”.

O

N

 

F

O

 

F

 

 

PILOT

NOTE

Gas control knob must be depressed slightly. Do not use tools or excessive force.

Review and leave these instructions with the consumer!

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White Rodgers 37C72U installation instructions Temperature Regulation, To Turn OFF GAS to Appliance

37C72U specifications

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