Opportunistic Maintenance Policy for a System with Hidden Failures: A Multicriteria Approach Applied to an Emergency Diesel Generator

Table 2

Input values for the model.

Symbols	Values for times
	8 hours to replace or repair subsystem 1 when it has failed
	14 hours to replace or repair subsystem 0 when it has not failed
	18 hours to replace or repair subsystem 0 when it has not failed and when subsystem 1 has failed
	39 hours to replace or repair subsystem 0 when it has failed
	50 hours to replace or repair subsystem 0 when it has failed and when subsystem 1 has failed
Symbols	Values of costs
	800 the cost to replace or repair subsystem 1 when it has failed
	900 the cost to replace or repair subsystem 0 when it has not failed
	1110 the cost to replace or repair subsystem 0 when it has not failed and when subsystem1 has failed
	1500 the cost to replace or repair subsystem 0 when it has failed
	1800 the cost to replace or repair subsystem 0 when it has failed and when subsystem 1 has failed