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Causes & Recommended Solutions

An A3 error code on your Daikin unit indicates abnormal drainage. This may be due to a clogged or blocked drainage system, which can cause water to build up in the unit.

Common Causes of the A3 Error Code

Clogged Drainpipe

Frozen Drainpipe

Blocked Drain Pump

Improper Installation

Recommended Solutions

Inspect the Drainpipe for Blockages

Clear any Clogs or Obstructions

Check the Drain Pump for Functionality

Ensure Proper Installation

Need Expert Help?

Call Skycon Air Conditioning!

If you’re unable to clear the blockage or the issue persists, Skycon Air Conditioning can handle the drainage system issue and restore optimal performance.
1300 264 424
1300 264 424