Have you checked drain system installation?
■ If drain hoses are clogged or installation is incorrect, water may not be drained.
( If water level inside does not drop to 0 within 10 minutes, OE error will be displayed.)
▶ Check drain hoses
1) Hose is higher than washer.
2) Hose is twisted
3) Hose is clogged
4) Drainage hole is stuck to floor
How to fix
■ Remove drain hose and press [POWER], [SPIN], [START] buttons in order to check drainage status.