1 How much maintenance does a system need?
Operations managers are constantly torn between the need to ensure high system availability and keeping the cost of maintenance under control. They have to keep an eye on numerous aspects like the age and load history of components and the effects of breakdowns on system operation – especially in connection with the following two issues:
› At which intervals do our systems and equipment need to be inspected and serviced?
› When does it still make sense to repair something, and when would it be better to replace the piece of equipment?
Every company has...