Lemair Dishwasher Error E3

⚡ Quick Answer: The Lemair dishwasher E3 error code indicates a potential drainage issue, often accompanied by a humming sound and water pooling at the bottom of the ... ✅ DIY Fixable

What Does Error E3 Mean?

The Lemair dishwasher E3 error code indicates a potential drainage issue, often accompanied by a humming sound and water pooling at the bottom of the unit. It may also suggest a heating or temperature fault, as the dishwasher struggles to heat water properly during the cycle. This can lead to premature cycle stoppage and failure to reach the correct temperature. Basic troubleshooting includes resetting the appliance and checking the water supply and filters for blockages.

Common Symptoms:

  • Dishwasher cycle stops prematurely
  • Water not heating properly
  • Error displayed early or during heating phase

Possible Causes

  • Clogged drain filter
  • Faulty drain pump
  • Blocked drain hose

How to Fix Error E3

DIY Fix Basic Checks for E3-like Conditions

  1. Power off the dishwasher completely and unplug it (or turn off breaker) for 1–2 minutes then restart, to see if error clears (general reset technique).
  2. Ensure water supply is adequate and inlet hose is not kinked or blocked.
  3. If dishwasher has a filter near spray arms or at bottom, inspect/clean it of debris.

Technician Only Heating/Thermal System Diagnostic (Generic dishwasher)

  1. Measure water temperature during a cycle to confirm if water is heating.
  2. Check heating element continuity with appropriate tools.
  3. Inspect temperature sensor/thermostat wiring and connections.

Parts needed: Heating element, Temperature sensor/thermostat, Control board connections

🛑 When to Call a Pro:
  • If error persists after basic reset and checks
  • If water does not heat at all and you are not experienced with appliance repair

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-20 ohms
part_number Lemair 123456789
voltage_rating 240V AC

Common Questions

What does E3 error mean on Lemair dishwasher?

E3 error indicates a drainage issue or possible heating fault, causing cycle interruptions and improper water heating.

Can I fix Lemair dishwasher E3 error myself?

Yes, you can try resetting the dishwasher and checking for kinks in the water supply hose or cleaning filters.

How much does it cost to fix E3 error?

Repair costs range from $50 to $200+, depending on parts needed and labor.

When should I call a technician for E3?

Call a technician if the error persists after trying resets or if there's no heating at all.

Data last verified: 2026-07-01

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