Error code

DAIKIN AII indoor unit models All outdoor unit models code UA

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Meaning

Communication Error between Outdoor Unit and Indoor

Member details

Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.

Possible causes

Excess of connected indoor units Defect of outdoor unit PC board (A1P) Mismatching of the type of indoor and outdoor unit. Setting of outdoor PC board was not conducted after replacing to spare parts PC board.

Solution

Solution steps are available to members and are not shown on this page. Answer the questions to open the solution.

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