The appliance is noisy and generates abnormal sounds.
Is the appliance installed on a weak floor or improperly levelled?
Install the appliance on a solid and flat area.
Does the rear of the appliance touch the wall?
Adjust the installation position to allow enough clearance around the appliance.
Is there an object on top of the appliance?
Remove the object on top of the appliance.
Is the water pressure high?
You may hear a valve operating sound when starting or ending water dispense. This is normal.