Samsung AM160FNBFEB/EU Training Manual For Installation, Service page 66

■ E907
Heat exchanger freezing burst protection
- If the Water Out temperature falls or the VA If the Water Out temperature falls or the EVA
In or Out temperature falls during cooling or
defrost operation.
PHE
9. Troubleshooting 9. Troubleshooting
Check the water flow.
Does the water flow satisfy
the recommended flow requirement?
Yes
Check the Water Out temperature.
Is the Water Out temperature
higher than 3℃?
Yes
Check the EVA In/Out temperature.
No
Is EVA In/Out temperature
below zero?
Yes
- Check the control status of EEV.
- Check the EVA In/Out temperature-sensor.
- Check the Water In temperature.
No
Check the pipe system of the
water. (Pump, Strainer, Valves)
No
-Check the defect of Water Out
temperature-sensor.
-Confirm that the Water In temperature
is low.