Division M.A.402 Performance of maintenanceF1

Except for maintenance performed by a maintenance organisation approved in accordance with Annex II (Part-145), any person or organisation performing maintenance shall:

1. (a)

   be qualified for the tasks performed, as required by this part;

2. (b)

   ensure that the area in which maintenance is carried out is well organised and clean in respect of dirt and contamination;

3. (c)

   use the methods, techniques, standards and instructions specified in the M.A.401 maintenance data;

4. (d)

   use the tools, equipment and material specified in the M.A.401 maintenance data. If necessary, tools and equipment shall be controlled and calibrated to an officially recognised standard;

5. (e)

   ensure that maintenance is performed within any environmental limitations specified in the M.A.401 maintenance data;

6. (f)

   ensure that proper facilities are used in case of inclement weather or lengthy maintenance;

7. (g)

   ensure that the risk of multiple errors during maintenance and the risk of errors being repeated in identical maintenance tasks are minimised;

8. (h)

   ensure that an error capturing method is implemented after the performance of any critical maintenance task; and

9. (i)

   carry out a general verification after completion of maintenance to ensure the aircraft or component is clear of all tools, equipment and any extraneous parts or material, and that all access panels removed have been refitted.