Whirlpool 4 User Manual

11

The operating modes can be changed by touching 

the desired mode icon on the Energy Smart

®

 Module 

(See Figure 10). NOTE: All buttons on the Energy 

Smart

®

 Module are touch sensitive and require only a 

light touch to actuate.

IMPORTANT: Before attempting to adjust the thermostat, read the “Water Temperature Regulation” section on page 10.     

If the instructions are not clear, contact a qualifi ed person. 

The water temperature can be adjusted from 80° F to 150° F. Use the Up and Down Buttons                               to set the 

desired temperature.

ENERGY SMART

®

 - This mode is 

used to save energy by monitoring 

usage and adjusting the set point 

to match the water draw usage pat-

tern (Temperature set point can be 

changed).

STANDARD - Pressing this button 

will allow the temperature set point 

to be set directly.

VACATION MODE - The control-

ler adjusts the water temperature 

to approximately 60

0

F. This mode 

is recommended when the water 

heater is not in use for a long period 

of time. This mode minimizes en-

ergy consumption and prevents the 

water heater from freezing during 

cold weather.

GRID ENABLED - Pressing  this 

button will enable or disable a re-

quest for grid control (see page 13).

CONTROL PANEL LOCK - Holding 

this button for more than 3 seconds 

switches the lock mode on or off. 

When the User Module is locked, a 

symbol and “Lock” text will be visible 

on the display.

0

F/

0

C - This button switches the 

display to show the set temperature 

in Fahrenheit or Celsius.

Fault condition will display an “E”

followed by two digit fault code with 

Alert Icon fl ashing. (see diagnostic 

code chart page 17).

Element Functioning Icon - indicates 

power is on at either upper or lower 

element circuits and both are work-

ing properly.

°F/°C

°F/°C

F

Control Panel 
Lock Icon

Operational
Mode Buttons

Element
Functioning
Icon

Water 
Temperature
Set Point

Temperature 
Down (Decrease)
Button

Temperature 
Up (Increase)
Button

LCD Display Panel 
Lock Button

Fahrenheit/
Celsius Temper-
ature Display
Button

Energy Smart®

Module (ESM)

Electronic
Thermostat
(ET)

NOTE: The Electronic Thermostat (ET) is designed so that it
may control the water heater without the Energy Smart

 Module 

(ESM) being operated, see page 12.

Figure 10: Energy Smart

 Module (ESM)