Whirlpool Water Heater

Whirlpool ES40R123-45D Electric Water Heater

Model # ES40R123-45D

The high-limit reset exists to stop the tank overheating. A reset that trips repeatedly means a thermostat or element fault and should never be treated as a routine button to press.

Owners can check the breaker and look for moisture at the base. All element and thermostat work goes to a technician with the circuit isolated.

Key Features

  • Electric storage water heater
  • Two heating elements
  • Adjustable thermostats
  • Temperature and pressure relief valve fitted

Most Common Issues on This Model

01

Reset button tripping

02

Element gasket weeping

03

Thermostat mounting bracket loosening

04

Drain valve leaking after flushing

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FAQ

Whirlpool ES40R123-45D Electric Water Heater FAQ

Once, to confirm the symptom. If it trips again, the heater needs diagnosing rather than resetting.

Drain valves often fail to reseat after being opened, especially plastic ones. They can be replaced without replacing the heater.

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