Daikin FFQ60B7V1B - Malfunction of Drain Water Level System

ESIE05-04 Error Codes
Part 3 – Troubleshooting 3–33
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2.3 Malfunction of Drain Water Level System (
A3
)
Error code A3
LED indications The table below shows the LED indications.
Error generation The error is generated when the water level reaches its upper limit and when the float switch turns
OFF.
Causes The possible causes are:
Q Malfunctioning drain pump
Q Improper drain piping work
Q Drain piping clogging
Q Malfunctioning float switch
Q Malfunctioning indoor unit PCB
Q Malfunctioning short-circuit connector X15 on PCB.
Operation HAP (green) HBP (green)
Normal
cc
Malfunctioning
cc