Assuming it's a traditional type of type - i.e. no plastic in the handle etc. I swap the propane canister in the blowtorch for a MAP one, quick warm up and the tap has come undone easily with water pump pliers. Now if a tap doesn't want to come apart for whatever reason - I just warm it up with MAP and bingo.Mark Hancock":105ehy81 said:Any suggestions for how to undo a seized up hot water tap? I need to replace the washer and can't get it apart.