PT. GMF AeroAsia Tbk, is an aircraft repair
and maintenance company, at the beginning of semester
2019 the base maintenance department found
significant damage of 75 ea on the cargo side wall
components during the process of cargo compartment
restoration, on the basis that the writer tried to find the
causes and gave suggestions for improvement using
DMAIC method approach. After being analyzed using a
fishbone diagram, the factors causing damage are due
to lack of skill and knowledge, lack of tools, poor
material quality, wrong methods, and poor lighting.
After being analyzed by FMEA, lack of skills and
knowlage became the dominant cause with the largest
RPN value of 173. The proposed improvements given
were to schedule training and conduct mentoring
programs in the field, the aim being to increase skills
and knowlage transfer.
Keywords : DMAIC, FMEA, Fishbone Diagram, Parreto Diagram.