A Simulation Model for Machine Efficiency Improvement Using Reliability Centered Maintenance: Case Study of Semiconductor Factory

Table 11

Lower bound setting for each component.

Component	Current PM interval		Lower bound
	Minimum time-to-failure value	Converted to cycles	Months	Cycles
() Test socket	25,871	3.59	3	21,600
() Inserter	25,612	3.55	3	21,600
() Lead pusher	30,612	4.25	4	28,800
() Linear guide	45,871	6.37	6	43,200
() Vacuum pad	18,251	2.53	2	14,400
() Picker cylinder	45,783	6.35	6	43,200
() Ejector filter	27,781	3.85	3	21,600
() Solenoid valve	55,432	7.69	7	50,400
() Timing belt	54,582	7.58	7	50,400