What does L'Unite Hermetique error code HP mean?

Error code HP on L'Unite Hermetique equipment indicates high pressure fault — check condenser and refrigerant charge. Refer to the L'Unite Hermetique service manual for specific diagnostic steps and safety precautions before troubleshooting.

How do I reset a L'Unite Hermetique unit after a fault?

To reset a L'Unite Hermetique unit, first resolve the root cause of the alarm. Then power cycle the unit or press the reset button on the controller. For L'Unite Hermetique systems with digital controllers, navigate to the fault log and clear active alarms. Never reset without investigating the cause.

Where can I find L'Unite Hermetique service manuals and documentation?

Official L'Unite Hermetique service manuals are available through authorised distributors and the L'Unite Hermetique technical support portal. AskWhiz provides instant AI-powered access to L'Unite Hermetique troubleshooting information via WhatsApp — no manual hunting required.

Refrigeration

L'Unite Hermetique error codes, decoded.

Look up any L'Unite Hermetique fault code below. Each one is grounded in L'Unite Hermetique's own service documentation — the meaning, the symptoms, the causes, and the steps to clear it.

By Octavian Ghindea

Co-founder & CTO · Reviewed August 2026

Working on a L'Unite Hermetique unit? The complete L'Unite Hermetique code pack in your inbox — free.

L'Unite Hermetique sits in our Refrigeration coverage. Every page here is transcribed from the manufacturer's manuals, not scraped from forums.

What error codes does L'Unite Hermetique display?

Tap a code for the full breakdown — meaning, symptoms, causes, and fix steps.

High pressure fault — check condenser and refrigerant charge

Sensor fault — check temperature probe wiring

Compressor overload — check motor current draw

Low pressure fault — check evaporator and expansion valve

Get the complete L'Unite Hermetique error-code pack by email

Every L'Unite Hermetique code, meaning and first checks in one document you can save, print or forward. Free.

Common questions about L'Unite Hermetique equipment

Other Refrigeration brands we cover

AskWhiz documents error codes for these manufacturers in the same vertical:

3M Accurex AHT Cooling Systems AKO Alco Controls Alfa Laval Arneg Aspera BAC Bitzer Bock Carel