The mean time between failures and mean time to repair in a certain department of the factory
Question:
(a) Compute the availability of machines in the department both before and after the preventive maintenance program is installed.
(b) Determine how many total hours per year the 25 machines in the department are under repair both before and after the preventive maintenance program is installed. In this part and in part (c), ignore effects of queuing of the machines that might have to wait for a maintenance crew.
(c) Will the preventive maintenance program pay for itself in terms of savings in the cost of lost revenues?
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Related Book For
Automation Production Systems and Computer Integrated Manufacturing
ISBN: 978-0132393218
3rd edition
Authors: Mikell P.Groover
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