1.   All it took was tightening a nut.

2.   He changed the spanner for one clearly the wrong size and tried vainly to tighten the nut again.

3.   He changed the spanner for one the correct size and tightened the nut.

4.   Turn the water on slowly and tighten the nuts if there are any leaks.

5.   A better way to seat the bowl is by tightening the nuts on the closet bolts.

6.   Firm up the post by tightening the nut on the extension.

7.   I fitted the cover plate of the new fixture over the mounting ring and tightened the nuts that hold it in place.

8.   If the nuts were not properly tightened, the airlines were ordered to inspect for cracks.

9.   I think the holes are too large for the bolts, because the rocking occurs even if the nuts are tightened.