The text book tells us that the best way to avoid such problems is to form a comprehensive monitoring plan to be included into your SOP’s (standard operating procedures). ISO Cleanroom are able to help you put this plan together if required.
The theory with monitoring plans is that you should always be able to spot potential issues before they arise and schedule works ahead of time to avoid disruption.
In reality we know that this is not always the case and problems do arise and demand speedy attention. ISO Cleanroom are able to offer both scheduled and emergency maintenance packages along with one of call outs.