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water leaks from indoor unit

Water leaks from indoor unit — Potential blockage or drainage issue

Daikin · Air Conditioner

What does water leaks from indoor unit mean?

Water is observed leaking from the indoor unit. This could be due to a blocked drain or other internal issues.

Common Causes

  • Clogged drain line
  • Improper installation
  • Condensation line blockage

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the unit at the circuit breaker.

  2. 2

    Check the indoor unit's drain pan for water and ensure the drain line is not visibly blocked.

  3. 3

    Contact your dealer immediately to inspect and clear the drainage system.

Browse all codes in this manual (40)
Verified technical data. Last updated: April 2026

Related Faults

0000 — Normal operationA1A1 — Indoor unit PCB defect detectedA5A5 — High pressure or freeze-up protector activated
Source: Daikin Air Conditioner
Open Manual (Page 30)Search more codes in this manual