18-07-2019, 08:21 AM
(This post was last modified: 18-07-2019, 08:23 AM by Reckless Rat.)
Steve, before refitting the tin cover, have a good look to make sure the gasket, or sealing strip is standing well proud of the metal all the way round. On mine I found that the gasket wasn't sitting proud along the bottom corner, which meant that the tin was making contact at the joint interface when tightened...