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7H-08

7H-08 — Pump abnormality during operation (pump feedback)

Daikin · ASHP Error Codes

What does 7H-08 mean?

This indicates an issue with the pump's operation, possibly due to incorrect feedback signals.

Common Causes

  • Faulty pump motor
  • Wiring issues to the pump
  • Control board malfunction

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check all electrical connections to the pump.

  2. 2

    Ensure the pump is rotating freely (if safely accessible).

  3. 3

    Reset the unit by switching off the power for 1 minute.

  4. 4

    Professional diagnosis is needed for pump or control issues.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

7H-017H-01 — Water flow problem7H-047H-04 — Water flow problem during domestic hot water production7H-057H-05 — Water flow problem during heating/sampling
Source: Daikin ASHP Error Codes
Open Manual (Page 1)Search more codes in this manual