Code Indication On The Remote Controller; Error Codes And Description Of Fault - Daikin FTK25JVE9 Service Manual

Si04-115

4. Code Indication on The Remote Controller

4.1 Error Codes
System
Indoor Unit
Outdoor Unit
Service Diagnosis
and Description of Fault
Code Description of Problem
Indication
00 Normal
U4 Signal transmission error (between indoor and outdoor units)
Faulty indoor unit PCB
A1
Operation halt due to the freeze protection function or high pressure
A5
control
A6 Fan motor or related abnormality
C4 Heat exchanger temperature thermistor abnormality
Room temperature thermistor abnormality
C9
Discharge air temperature thermistor abnormality
CA
Interrupt due to OL Action
E5
Compressor startup error
E6
Inverter units - Input overcurrent
E8
CT or related abnormality
H8
Outside air thermistor or related abnormality
H9
Discharge pipe temperature thermistor or related abnormality
J3
Heat exchanger temperature thermistor or related abnormality
J6
Inverter units - Output overcurrent
L5

Code Indication on The Remote Controller

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