Troubleshooting Steam/water leaking around my Philips steam iron's de-calc door/steam trigger/gripping area Steam or water leaking from your Philips steam generator can happen. Discover how to easily solve this yourself. There are two possible causes: 1) De-calc inlet stopper is not inserted properly. Solution: Open the de-calc door and push in the de-calc inlet stopper. Close the de-calc door. 2) Water tank filling door is not closed properly. Solution: Press down the filling door.