A3" Malfunction Of Drain Water Level System - Daikin SkyAir Service Manual

Troubleshooting by Remote Controller Display / LED Display
5.7

"A3" Malfunction of Drain Water Level System

A3
Remote
Controller
Display
LED indications The table below shows the LED indications.
Operation
Normal
Malfunctioning
Error generation The error is generated when the water level reaches its upper limit and when the float switch
turns OFF.
Supposed The possible causes are:
Causes
160
Malfunctioning drain pump
Improper drain piping work
Drain piping clogging
Malfunctioning float switch
Malfunctioning indoor unit PC board
Malfunctioning short-circuit connector X15A on PC board.
HAP (green)
5
5
SiBE28-804
HBP (green)
5
5
Troubleshooting