Flow Switch (On) And Water Pump (Off) Error (E911) - Samsung AE090JXYDEH Service Manual

Troubleshooting

4-3-7 Flow switch (ON) and water pump (OFF) error (E911)

1. Check procedure
Is the flow switch connected to the PBA?
Check the PBA's status whether it is
OPEN or SHORT.
Measure the water flow rate.
Is the flow rate bigger than 16lpm?
Replace the PBA and reset the power.
64
Yes
Is it OPEN?
Yes
Yes
Yes
No
Connect flow switch to the PBA
and reset the power.
No
Replace the flow switch
No
Replace or add the water pump.
E911
• Water pump ON (Flow S/W off) : NOT enough water flow
< 16 lpm
Samsung Electronics