CodeRegistry
Brands
  1. Home
  2. Panasonic
  3. Aquarea Heat Pumps
  4. F27
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

F27

F27 - Pressure switch abnormality

Panasonic · Aquarea Heat Pumps

What does F27 mean?

The pressure switch has detected an abnormality and will continue for 1 minute. This indicates a problem with system pressure regulation.

Common Causes

  • Pressure switch fault

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the pressure switch for proper function and connection.

  2. 2

    Check for any blockages or issues affecting system pressure.

  3. 3

    Reset the system.

  4. 4

    Contact a qualified installer or service technician if the error persists.

Browse all codes in this manual (69)
Verified technical data. Last updated: April 2026

Related Faults

2 beeps then pause2 beeps then pause - Overfill warning3 red flashes3 red flashes - Communication errorError Code DisplayError Code Display - Abnormality detected
Source: Panasonic Aquarea Heat Pumps
Open Manual (Page 76)Search more codes in this manual