Preventive Maintenance Checklist towards Effective Maintenance System: A Case Study in Semiconductor Industry

2013 ◽  
Vol 748 ◽  
pp. 1208-1211
Author(s):  
Hasnida Ab-Samat ◽  
Ernnie Illyani Basri ◽  
Nurul Aida Harun ◽  
Siew Ching Wee ◽  
Shahrul Kamaruddin

Preventive maintenance (PM) is the basic policy in maintenance system and widely used in companies all over the world. However, its advantages are not always fully received by the company because it is not carried out according to prescribed planning and schedule. This is because of improper implementation of the PM that leads to the major problem of increasing number of machine downtime. One of the reasons for the problem is ineffective PM checklist used during the implementation. Therefore, the aim of this paper is to reduce the planned downtime for PM by analyzing and enhancing the PM checklist. This is to show the importance of having good PM checklist as it simplified technicians workload and can reduce machine downtime if conducted properly. Consequently, good PM checklist will show the performances of the technicians doing their tasks as well as the performances of the machines to be operated in good operational condition.

2011 ◽  
Author(s):  
Kenneth Scott Ogier ◽  
Ziad A. Haddad ◽  
Oswaldo M. Mayer Moreira ◽  
Flavio Dias de Moraes ◽  
Jonathan Shipley

2014 ◽  
Vol 660 ◽  
pp. 995-999
Author(s):  
Abdullah Mohd Tahir ◽  
Jamrin Jasmin ◽  
Alfero Sualin ◽  
Noor Ajian Mohd-Lair ◽  
Abdul Kadir bin Abdul Rahman

Maintenance is crucial to system performance and reliability of a machine for an industry. Machine maintenance system in small and medium industries in Malaysia usually consists of manual file management system, which records all the conducted maintenance works. However, a maintenance system should be more complex to include the scheduling of maintenance activities. This paper presents the findings of studies on the implementation of preventive maintenance schedule conducted at Aman Sales And Services Sdn. Bhd. and Ladang Sabah Palm Oil Mill both located in Sabah, Malaysia. In this study, data form previous maintenance works or activities were collected from both companies. The data were then analyzed. The analysis indicates that reduction in time can be obtained by combining similar or repetitive tasks guided by recommendation from the machines’ manuals. This analysis provides foundation for developing an improved preventive maintenance schedule for each company. The new preventive maintenance schedules are found to be able to reduce the breakdown time ranging from as low as 25% to as high as 50%. This reduction signifies the efficiency of the proposed maintenance schedule.


2020 ◽  
Vol 8 (4) ◽  
pp. 1345-1351

Water maintenance operations and management are so expensive, and costs too much money, Lean principles can serve maintenance sector and any sector like manufacturing and services, since it will reduce costs and efforts of workers. Lean principles first used in Toyota and then distributed in all over the world, it aims to minimize costs and eliminate all wastes in any operation or processes. Costs of water treatment plants water maintenance operations are so high and contains a lot of wastes. This paper aims to apply Lean principles in water maintenance operations in all sectors and then apply them in a water treatment plant as a case study. Also the paper discussing the capability of applying Lean tools like 5S which can be applied on maintenance operation to measure Lean applicability. MTBF, MTTR, 5S audit scores, Availability and reliability are calculated here. The methodology followed in this study depending of reviewing related studies and collecting some data from water filtration station maintenance department, then analyze them and deriving some conclusions to prove the presented claims. Availability and reliability are calculated for some given data from literature and collecting data from special water treatment plant in Kuwait. It is found that applying lean principles and tools like 5’S and others will enhance both availability and reliability of the maintenance system. Applying 5S audit scores shows the statues of the maintenance department and its availability and then reliability to be in good case. The costs and wastes of water maintenance operations in like stations after applying lean are reduced. Applying lean principles like 5’S tool on maintenance management system and water maintenance operations will improve the maintenance quality, MTTR, MTBF, availability and reliability and 5S audit scores of the systems are improved and so number of failures and downtime of the maintained component will be decreased


2017 ◽  
Vol 11 (2) ◽  
pp. 121
Author(s):  
Dicky Kurniawan

The background of this research refers to many companies that cannot identify about the system effect and overall equipment effectiveness (OEE) values, and cannot implement the right system continuously. So that, this research is to investigate some factors that influence the OEE values. <br />The objective of this research were to investigate the effects of preventive maintenance to OEE and to decide whether of availability, performance, quality that most contribute to OEE values at PT. <br />Astra Honda Motor. <br />The design of this research applies case study to examine all hypothesis in this study. The methods used in this study was simple and multiple regression between independent variables and dependent variable. Data analysis used in this research were collected from preventive maintenance activity data and machining crank case production data. There were 91 average data of preventive maintenance activity and usable for analyzed by simple regression and 578 average data of machining crank case production completed and usable for analyzed by multiple regression. <br />The result of research indicated that the first, preventive maintenance has no significant impact to OEE values. The second, availability give more contribution to OEE values than performance and quality.


2012 ◽  
Vol 591-593 ◽  
pp. 708-711 ◽  
Author(s):  
Hasnida Ab-Samat ◽  
Poh Guat Khoe ◽  
Wai Shan Liau ◽  
Hsu Fen Tan ◽  
Wan Yee Yap ◽  
...  

Maintenance is a vital component in ensuring machines to run smoothly. While, maintenance technicians are responsible in conserving the conditions of machine by performing regular inspections. This study was conducted to investigate the performance of maintenance system in a company by identifying the critical machine with the highest breakdown frequency and time. It was found that high breakdown was due to the high workload of technicians, where no extra time can be allocated for thorough inspection task. Technicians do not have enough support in performing maintenance task. In this paper, Autonomous Maintenance (AM) program is suggested to reduce technicians’ workload through operators’ involvement. Technicians work is reduced with the aid of operators, which gives them more time for other maintenance tasks. The AM process flow is implemented in a case study company as a verification and validation processes.


2014 ◽  
Vol 875-877 ◽  
pp. 1312-1317
Author(s):  
Onuma Kosanan ◽  
Nisakorn Somsuk ◽  
Chitlada Maimun ◽  
Worlaluck Satianrangsarith

The aims of this research are to improve the preventive maintenance plan and to prepare the autonomous maintenance plan of an automatic labeling system for a carbonated soft drink industry as a case study. The labeling system of the case study has experienced the wastes in maintenance. According to the maintenance problem analysis, the main causes are lack of or inadequate preventive maintenance program, inadequate work order monitoring system, and inadequate staff skills (problem-solving skills of maintenance) to perform work. Therefore, in order to reduce the number and length of machine breakdowns and the seriousness of breakdowns, the preventive maintenance program is used instead of breakdown and routine maintenance by which maintenance skills are required, and in order to improve how machines are operated and handled by improving the skills, and the autonomous maintenance manual is set up to prepare for autonomous maintenance. After the improved preventive maintenance plan has been developed and then implemented, it was found that machine downtime reduced by 1.35% and machine availability increased by 1.74%.


2011 ◽  
Vol 110-116 ◽  
pp. 4799-4807 ◽  
Author(s):  
Quynh Lam Ngoc Le ◽  
Ngoc Hien Do ◽  
Ki Chan Nam

The development of the Toyota Production System (TPS) based on principles of lean technology has especially impressed numerous manufacturers around the world. It attaches remarkable importance to reducing and then eliminating waste and focusing on added-value activities. Lean technology is growing in important and scope because they help companies become more competitive and streamlined at a time when competitive and cost reduction pressures have intensified. Accordingly, a studied furniture company intends to transform its shop floor first to lean system. It is really an interesting and practical case study, so this paper presents an implementation of lean technology in an in-plant manufacturing system through a systematic way, step by step. It could be considered as a reference of an implementation of the lean technology.


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