Daikin FTXN24KVJU Service Manual

Troubleshooting SiUS041111
110 Service Diagnosis
4.22 Output Overcurrent Detection
Remote
Controller
Display
L5
Method of
Malfunction
Detection
An output overcurrent is detected by checking the current that flows in the inverter DC section.
Malfunction
Decision
Conditions
 A position signal error occurs while the compressor is running.
 A speed error occurs while the compressor is running.
 An output overcurrent signal is fed from the output overcurrent detection circuit to the
microcomputer.
 If the error repeats, the system is shut down.
 Reset condition: Continuous run for about 11 minutes without any other error
Supposed
Causes
 Poor installation condition
 Closed stop valve
 Defective power module
 Wrong internal wiring
 Abnormal supply voltage
 Defective outdoor unit PCB
 Defective compressor

Daikin FTXN24KVJU Specifications

General

Brand	Daikin
Model	FTXN24KVJU
Category	Air Conditioner
Language	English