(a) A computerized maintenance management system (CMMS) helps your organization to plan, track, measure, and optimize maintenance resources digitally. There are many data can be analysed and decision can be made base on the analysed results. The following tables shows the data summarized from some work orders of an asset. Note that the working hours are 24 hours per day and the day count for the month of November is 30 days. i) Plot a graph that shows the run and down time of the asset. ii) Determine the Mean Time To Repair (MTTR) of the asset. iii) Determine the Mean Time Before Failure (MTBF) of the asset. iv) Base on the data, what decision can be made by you, if you are the Maintenance Manager? [20 Marks] [C04, PO7, C4) Table 1 Breakdown Date Action taken Repaired by Start Finished 10 Nov 10.00 AM 2.00 PM Change ball bearing for electric Mat Bulat 2020 motor#1 15 Nov 4.00 PM 6.00 PM Mat Bulat Change ball bearing for electric motor#1 2020 23 Nov 12.00 PM 6.00 PM Change ball bearing for electric Mat Bulat 2020 motor#1 11 Dec 6.00 PM 10.00 PM Jeme Long Change ball bearing for electric motor#1 2020 Note: There is no breakdown of the electric motor#1 since then until now, February 2021 (a) A computerized maintenance management system (CMMS) helps your organization to plan, track, measure, and optimize maintenance resources digitally. There are many data can be analysed and decision can be made base on the analysed results. The following tables shows the data summarized from some work orders of an asset. Note that the working hours are 24 hours per day and the day count for the month of November is 30 days. i) Plot a graph that shows the run and down time of the asset. ii) Determine the Mean Time To Repair (MTTR) of the asset. iii) Determine the Mean Time Before Failure (MTBF) of the asset. iv) Base on the data, what decision can be made by you, if you are the Maintenance Manager? [20 Marks] [C04, PO7, C4) Table 1 Breakdown Date Action taken Repaired by Start Finished 10 Nov 10.00 AM 2.00 PM Change ball bearing for electric Mat Bulat 2020 motor#1 15 Nov 4.00 PM 6.00 PM Mat Bulat Change ball bearing for electric motor#1 2020 23 Nov 12.00 PM 6.00 PM Change ball bearing for electric Mat Bulat 2020 motor#1 11 Dec 6.00 PM 10.00 PM Jeme Long Change ball bearing for electric motor#1 2020 Note: There is no breakdown of the electric motor#1 since then until now, February 2021