Daikin VRV Inverter K Series - Indoor Unit: Drain Level above Limit; Indoor Unit: Malfunction of Capacity Determination Device

Troubleshooting SiE-05C
136 Troubleshooting Inverter K Series
3.7 Indoor Unit: Drain Level above Limit
Remote Controller
Display
AA
AA
FF
FF
Supposed Causes  Humidifier unit (optional accessory) leaking
 Defect of drain pipe (upward slope, etc.)
 Defect of indoor unit PC board
Troubleshooting
3.8 Indoor Unit: Malfunction of Capacity Determination Device
Remote controller
display
AA
AA
JJ
JJ
Supposed Causes  You have forgotten to install the capacity setting adaptor.
 Defect of indoor unit PC board
Troubleshooting
Defect of indoor unit PC board
Modify the drain piping.
YES
YES
Check if the humidifier unit is leaking.
NO
NO
Field drain
piping has a defect such as
upward sloping.
A humidifier
unit (optional accessory) is
installed on the indoor
unit.
(VF034)
(VF035)
Install a capacity setting adaptor.
Replace the indoor unit PC board.
NO
NO
YES
YES
Replace the indoor unit PC board.
The indoor
unit PC board was replaced
with a replacement
PC board.
The indoor
unit is a model that
requires installation of a
capacity setting adaptor when
replacing the PC
board.
SI-05C.BOOK Page 136 Monday, November 6, 2000 4:13 PM
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