Install a new water line from the wall or floor fixture to the feed valve on the underside of the tank. Turn on the water and check for leaks. Give it a couple of trial flushes. If your toilet holds water, tighten the bolts that hold the bowl to the floor.
1 Go to the Online Returns Center.  Follow the on-screen instructions to get a return mailing label and choose a return option. Note: Not all options will be available for all items. For items sold by an Amazon seller that aren't eligible for Amazon Prime from that seller, you will see Submit return request. The seller reviews the return request before issuing a refund or replacement. If you don't receive a response within two business days, you can submit an A-to-z Guarantee claim.
Amazon.de, and many Sellers on Amazon.de, offer returns for most items within 30 days of receipt of delivery. You can use this page to learn about our return policies. Most items sold on Amazon.de follow our general return policies, but some products have different policies or requirements associated with them.