ML.A.402
Performance of maintenance
Regulation (EU) 2019/1383
(a) Maintenance performed by approved
maintenance organisations shall be in accordance with Subpart F of Annex I (Part-M), Annex II (Part-145) or Annex Vd (Part-CAO), as applicable.
(b) For maintenance not performed in
accordance with point (a), the person performing maintenance shall:
(1) be qualified for the tasks performed, as
required by this Annex;
(2) ensure that the area in which maintenance
is carried out is well organised and clean with no dirt or contamination;
(3) use the methods, techniques,
standards and instructions specified in the maintenance data referred to in
point ML.A.401;
(4) use the tools, equipment and
material specified in the maintenance data referred to in point ML.A.401. If necessary, tools and
equipment shall be controlled and calibrated to an officially recognised
standard;
(5) ensure that maintenance is performed
within any environmental limitations specified in the maintenance data
referred to in point ML.A.401;
(6) ensure that proper facilities are used in
case of inclement weather or lengthy maintenance;
(7) ensure that the risk of multiple errors
during maintenance and the risk of errors being repeated in identical
maintenance tasks are minimised;
(8) ensure that an error-capturing method is
implemented after the performance of any critical maintenance task;
(9) perform a general verification after
completion of maintenance to ensure that the aircraft or component is clear of
all tools, equipment and any extraneous parts and material, and that all
access panels removed have been refitted;
(10) ensure that all maintenance performed is
properly recorded and documented.
Balloon maintenance must follow approved organization procedures or specific rules. Unapproved maintenance requires qualified personnel, clean workspaces, correct data, tools, and environmental practices. Minimize errors, verify work, and properly document all maintenance tasks for balloon airworthiness and safety compliance.
* Summary by Aviation.Bot - Always consult the original document for the most accurate information.
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