Fujitsu AIRSTAGE V-II - Current Sensor 1 Error

OK
OK
Judgment from value sensed by current
sensor 1 (current sensor for inverter)
* Current sensor 1 is mounted on
Filter PCB (INV)
"Protection stop by "inverter speed 50rps and sensor value 0A continued
for 1 min"" was generated 2 times
Sensor value while inverter stopped = maximum was detected
1. Filter PCB (INV) to Inverter PCB CT system wiring connector disconnection, open
2. Power supply to Filter PCB (INV) to Inverter PC wiring disconnection, open
3. Filter PCB(INV) defective (Power supply section, current sensor section)
4. Inverter PCB defective
Check Point 1 : Filter PCB(INV) to Inverter PCB CT system wiring connection state
Connector and wiring connection state check
Cable open check
Connector connection state check
Cable open check
Chack Filter PCB (INV) and Inverter PCB.
(Refer to "Sarvise Parts Information 5")
Check Point 3 : Check Filter PCB (INV) and Inverter PCB
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. 84. 1
Error Code : 84
04-46
Current Sensor 1 Error
Check Point 2 : Check the wiring (Power supply to Filter PCB (INV) to Inverter PCB)
Trouble shooting 38
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
After fixing the problem and for canceling the Error, Error Reset (F3-40) will be required after power reset