Samsung AR18HSFSAWKNEU - Gas Leak Error Troubleshooting

Samsung Electronics 10-27
10-2-23 Gas leak error
Indoor display
3-LED DISPLAY
7-SEG DISPLAY
DESCRIPTION
LED1 LED2 LED3
Ƽ Ƽ
rorrekaeLSAG455E
Outdoor display
GAS Leak error
LED ON Ƽ LED BLINKING LED OFF
1. Checklist :
1) Is the position of indoor 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
MODEL "A"
DB92-02866A CN701
DB92-02867A CN701
Restart after power off
Isthepositionofindooreva
_in sensor normal?
Is the gas leak error appeared again?
Is the EEV valve connection normal?
Is the EEV valve is operation?
Check the sound of EEV valve
after power on.
NO
NO
NO
NO
Indoor sensor take the normal position
Terminate the service.
Connect the EEV valve.
Change the EEV valve.
Check the EEV valve operation.
YES
YES
YES
YES
after 20minutes later