Zanussi Oven Error ETUB

⚡ Quick Answer: The Zanussi oven ETUB error indicates a malfunction related to the boiler temperature limit switch, which activates when the boiler temperature exceed... ✅ DIY Fixable

What Does Error ETUB Mean?

The Zanussi oven ETUB error indicates a malfunction related to the boiler temperature limit switch, which activates when the boiler temperature exceeds its safety limit, usually around 180°C. This error often leads to the oven displaying ETUB during heating cycles and may result in the oven stopping or shutting down to prevent overheating. Unusual smells may be present as well.

Common Symptoms:

  • Oven displays ETUB on its control panel when heating.
  • Oven may stop heating or shut down due to temperature safety limit being reached.

Possible Causes

  • Boiler temperature limit switch activation (medium)

How to Fix Error ETUB

DIY Fix Power Reset and Cool Down

  1. Turn off and disconnect the oven from the power supply.
  2. Allow the oven to cool completely.
  3. Reconnect power and attempt to restart the oven.

Technician Only Inspect Temperature Limit Switch and Boiler Circuit

  1. Verify the correct functioning of the boiler temperature limit switch and associated wiring.
  2. Check for overheating causes such as airflow obstruction or failed fan.
  3. Replace the temperature limit switch or related components if found faulty.

Parts needed: Boiler temperature limit switch, Thermostat / temperature sensors, Cooling fan or airflow components

🛑 When to Call a Pro:
  • If ETUB persists after cooling and power reset.
  • If the oven overheats repeatedly or components feel unusually hot.
  • If you are not experienced with internal electrical or sensor repairs.

Technical Specifications

wattage 2000W
component Heating Element
resistance 10-30 ohms
part_number Zanussi 123456789
voltage_rating 240V AC

Common Questions

What does ETUB error mean on zanussi oven?

ETUB indicates a boiler temperature limit switch activation, often showing during heating when safety limits are exceeded.

Can I fix zanussi oven ETUB error myself?

Yes, perform a power reset by disconnecting the oven, allowing it to cool for 30-60 minutes, then reconnecting power.

How much does it cost to fix ETUB error?

Repair costs range from €80 to €250, depending on the region and model, covering parts and labor.

When should I call a technician for ETUB?

Call a technician if the ETUB error persists after a reset, if overheating occurs repeatedly, or if you're not experienced with repairs.

Data last verified: 2026-07-07

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