Samsung AR09JSFDHWKNCV Service Manual page 89

10-2-29 EEV or Valve Close error-Self diagnosis
Indoor display
3-LED DISPLAY
LED1 LED2
Outdoor display
LED ON LED BLINKING
1. Checklist :
1) Is the position ofi ndoor Eva_in sensor normal?
2) Check the pipe crack
3) Check the EEV valve connection("A") in Outdoor unit
4) Check the refrigerant was charged
2. Troubleshooting procedure
Is the position ofi ndoor eva_in sensor normal?
Restart after power off
Is the gas leak error appeared again?
Check the EEV valve operation.
Is the EEV valve connection normal?
Is the EEV valve is operation?
Check the sound of EEV valve after power on.
Is the pressure of refrigerant normal?
Exchange the Indoor PBA
Exchange the Outdoor PBA
Samsung Electronics
7-SEG DISPLAY
LED3
LED OFF
YES
after 20minutes later
YES
YES
YES
YES
E422 EEV or Valve Close error-Self diagnosis
EEV or Valve Close error-Self diagnosis
DB92-02866A/2867A
NO
Indoor sensor take the normal position
NO
Terminate the service.
NO
Connect the EEV valve.
NO
Change the EEV valve.
NO Check the pipe crack.
Fill up the refrigerant.
DESCRIPTION
MODEL "A"
CN701
10-35