The end of the drain hose is too high.
Make sure that the maximum delivery head of 3' 3" (1 m) is not exceeded.
The Drain indicator light flashes on the washing machine/washer-dryer. The drain is restricted.
Make sure that the maximum delivery head of 3' 3" (1 m) is not exceeded.
Clean the drain filter and the drain pump.
Consult the operating instructions for further information.