Samsung AR12HSSDPWKNEE, Руководство по обслуживанию, Страница: 91 / 108

Sa m sung Electronics 10-35
10-2-29 EEV or Valve Close error-Self diagnosis
Indoor display
3-LED DISPLAY
7-SEG DISPLAY DESCRIPTION
LED1 LED2 LED3
E422 EEV or Valve Close error-Self diagnosis
Outdoor display
EEV or Valve Close error-Self diagnosis
LED ON LED BLINKING LED OFF
1. Checklist :
1) Is the position ofi ndoor Eva_in sensor nor m al?
2) Check the pipe crack
3) Check the EEV valve connection("A") in Outdoor unit
4) Check the refrigerant was charged
2. Troubleshooting procedure
Restart after power off
Check the EEV valve operation.
E x change the Indoor PBA
E x change the Outdoor PBA
Is the position ofi ndoor eva_in sensor nor m al?
Is the gas leak error appeared again?
Is the EEV valve connection nor m al?
Is the EEV valve is operation?
Check the sound of EEV valve after power on.
Is the pressure of refrigerant nor m al?
NO
NO
NO
NO
NO
Connect the EEV valve.
Ter m inate the service.
Indoor sensor take the nor m al position
Change the EEV valve.
Check the pipe crack.
Fill up the refrigerant.
YES
after 20 m inutes later
YES
YES
YES
YES
MODEL "A"
DB92-02866A/2867A CN701