Situation 1: No water when flushing (or less water).
Reason (Handle method):
1) Closing valve (Open the valve)
2) Low water level in water tank (spin up the float bowl)
3) Sediments in strainer (clean strainer)
4) Mandril is out of shape (replace the mandril)
Situation 2: Can not stop the water flow
Reason (Handle method):
1) The water level in water tank over the warning pipe (spin down the float bowl)
Situation 3: Water tank leakage
Reason (Handle method):
1) Broken seal ring (replace seal ring)
2) Low water level in water tank (tighten up screws)
Attention: If the problem can not be fixed after following the steps above, try to contact the retailer or the supplier.