Though you may be punctual in examining the various parts of the machines that are used in the production unit you should be able to identify the right material that is to be used in fixing the issues that are seen with all the machines that are quite operative in the production unit. Yes, we are talking about the epoxy putty that would be handy for the service engineers who are on duty in monitoring and examining the machines from time to time.
While putty could help fix the issues to a great extent, the thorough examination may also be suggested by you for replacing any of the damaged parts that are no more best for continuing with.