What does Unox error code E01 mean?

Error code E01 on Unox equipment indicates temperature sensor fault — check probe connection. Consult the Unox operator and service manual for detailed troubleshooting steps specific to your model.

How do I maintain a Unox unit?

Follow the Unox recommended maintenance schedule: daily cleaning of accessible surfaces, weekly inspection of seals and gaskets, monthly check of electrical connections and water filters, and annual professional service including calibration and safety checks.

Where can I find Unox parts and documentation?

Genuine Unox replacement parts and service documentation are available through authorised dealers. For instant answers about Unox troubleshooting and maintenance, use AskWhiz on WhatsApp.

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Unox Troubleshooting Assistant

Get instant AI-powered help for Unox fault codes and equipment issues via WhatsApp. Our assistant is trained on official manufacturer documentation — available 24/7 for field technicians.

By Octavian Ghindea

Co-founder & CTO · Reviewed May 2026

What error codes does Unox display?

E01

Temperature sensor fault — check probe connection

E03

Door switch open — close door fully to resume

E05

Drain fault — check drain pump and hose

E02

Overtemperature shutdown — check thermostat calibration

E04

Water level fault — check inlet valve and supply

Common questions about Unox equipment

What other commercial kitchen brands does AskWhiz cover?

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