Samsonite Tripod "tsa lock problems" Questions

...TSA LOCK, IT IS VERY LOOSE. HOW DO I OPEN THE SUITCASE WITH OUT THIS I can't answer the problem - but am interested as we had an identical failure on holiday in South Africa. We had to force the case ...

...lock which came with the luggage bag and having set the code accidentally, I've not been able to decode it. How can the problem be solved? I know there's a keyhole and a TSA 002 key will open it but ...