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H36

Error H36 — Buffer tank sensor error

Panasonic · Aquarea Heat Pumps

What does H36 mean?

A sensor monitoring the buffer tank is reporting an issue. This can impact heating performance.

Common Causes

  • Faulty buffer tank sensor.
  • Incorrect placement of the sensor.
  • Wiring issue to the sensor.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check that the buffer tank sensor is properly installed and making good contact.

  2. 2

    Restart the system.

  3. 3

    Verify the sensor's wiring is secure.

  4. 4

    Contact your installer for further diagnosis and repair.

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 19)Search more codes in this manual