The Determination of Maintenance Task and Interval on Coal Handling System Based on Reliability-Centered Maintenance Method in PT. Arutmin Indonesia

• Main Author: Maruli Hutabarat, Arthur
• Format: Final Project
• Language: Indonesia
• Online Access: https://digilib.itb.ac.id/gdl/view/45776
• Institution: Institut Teknologi Bandung

Coal is the main energy source and a significant contributor to Indonesia’s state revenue. One of the largest coal companies in Indonesia is PT. Arutmin Indonesia. Kintap Mine is owned by this company. In operational activities at the Kintap Mine, the company is required to distribute 50 mm coal from the mine to the barges according to the type agreed before. In order to increase company productivity, the determination of tasks and maintenance intervals on coal handling system from the mine to the barges is carried out based on the reliability-centered maintenance (RCM) method. It is done to achieve improvements on: cost efficiency and maintenance effectiveness, system availability and reliability, safety and environmental factors, and a comprehensive maintenance database. RCM is a method used to determine what must be done so that a physical asset can continue doing what is desired by its users in accordance with the context and target of its operations. The analysis on the RCM method consists of 7 questions that must be answered for each asset reviewed. Resource persons from PT. Arutmin Indonesia was involved in the analysis using the RCM method. All analysis results is recorded on the RCM decision worksheet. Maintenance tasks and intervals of 17 equipments which consists of 140 components of coal handling system at PT. Arutmin Indonesia Kintap Mine has been determined and recorded on the RCM decision worksheet. The total amount of maintenance tasks and intervals is 365 which consists of: 307 on-condition task, 39 redesign, 18 no scheduled maintenance, and 1 failure-finding task.