Analysis Of Turnaround Time Delays In C-Check Of Airbus 330 Aircraft Using Root Cause Analysis Method

Fikri Iqbal Hayatussalam, Lilies Esthi Riyanti, Iwan Engkus Kurniawan

Abstract


Turnaround Time (TAT) refers to the time required to perform aircraft maintenance. Delays in TAT can result in significant losses for companies and disrupt flight schedules. This issue occurred during the C-Check of Airbus 330 aircraft at PT. XYZ from 2019 to 2023, where a TAT deviation of 67.21% was observed. The purpose of this study is to identify the factors and root causes of these delays and propose improvements to minimize TAT delays. The method used is Root Cause Analysis, including Pareto Diagram, Fishbone Analysis, 5 Whys, and 5W+1H. The study results indicate that the main causes are nill stock material (46.34%), late findings (36.59%), robbing activity (12.20%), and tool availability (4.88%). The major contributors, nill stock material and late findings, accounted for 82.93% of the delays. The root causes include insufficient double checks, lack of manpower, long lead times, complacency, inadequate facilities, and limited funds. Suggested improvements include training for planners and technicians, strict supervision and double-checking, prioritization of fund allocation, forecasting, and RFQ for material needs

Keywords


turnaround time; C-Check; Root cause analysis; Airbus 330

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References


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DOI: http://dx.doi.org/10.52155/ijpsat.v48.2.6887

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