Appendix III F1X1

F2All of the following constitutes the complex maintenance tasks which, according to Appendix II, shall not be carried out by the pilot-owner. Those tasks shall be released either by an approved maintenance organisation or by independent certifying staff:

1. (a)

   the modification, repair or replacement by riveting, bonding, laminating, or welding of any of the following airframe parts:

   1. (1)

      a box beam;

   2. (2)

      a wing stringer or chord member;

   3. (3)

      a spar;

   4. (4)

      a spar flange;

   5. (5)

      a member of a truss type beam;

   6. (6)

      the web of a beam;

   7. (7)

      a keel or chine member of a flying boat hull or a float;

   8. (8)

      a corrugated sheet compression member in a wing or tail surface;

   9. (9)

      a wing main rib;

   10. (10)

       a wing or tail surface brace strut;

   11. (11)

       an engine mount;

   12. (12)

       a fuselage longeron or frame;

   13. (13)

       a member of a side truss, horizontal truss or bulkhead;

   14. (14)

       a seat support brace or bracket;

   15. (15)

       a seat rail replacement;

   16. (16)

       a landing-gear strut or brace strut;

   17. (17)

       an axle;

   18. (18)

       a wheel; and

   19. (19)

       a ski or ski pedestal, excluding the replacement of a low-friction coating;

2. (b)

   the modification or repair of any of the following parts:

   1. (1)

      aircraft skin or the skin of an aircraft float if the work requires the use of a support, jig or fixture;

   2. (2)

      aircraft skin that is subject to pressurisation loads if the damage to the skin measures more than 15 cm (6 in.) in any direction;

   3. (3)

      a load-bearing part of a control system, including a control column, pedal, shaft, quadrant, bell crank, torque tube, control horn and forged or cast bracket, but excluding:

      1. (i)

         the swaging of a repair splice or cable fitting; and

      2. (ii)

         the replacement of a push-pull tube end fitting that is attached by riveting;

   4. (4)

      any other structure not listed in point (a) that a manufacturer has identified as primary structure in their maintenance manual, structural repair manual or instructions for continuing airworthiness;

3. (c)

   the performance of all of the following maintenance on a piston engine:

   1. (1)

      dismantling and subsequent reassembling of a piston engine other than:

      1. (i)

         to obtain access to the piston/cylinder assemblies; or

      2. (ii)

         to remove the rear accessory cover to inspect and/or replace oil pump assemblies, where such work does not involve the removal and refitment of internal gears;

   2. (2)

      dismantling and subsequent reassembling of reduction gears;

   3. (3)

      welding and brazing of joints, other-than-minor weld repairs to exhaust units carried out by a suitably approved or authorised welder but excluding component replacement;

   4. (4)

      the disturbing of individual parts of units which are supplied as bench-tested units except for the replacement or adjustment of items normally replaceable or adjustable in service;

4. (d)

   the balancing of a propeller, except:

   1. (1)

      for the certification of static balancing where required by the maintenance manual; and

   2. (2)

      dynamic balancing on installed propellers using electronic balancing equipment where permitted by the maintenance manual or other approved airworthiness data;

5. (e)

   any additional task that requires:

   1. (1)

      specialised tooling, equipment or facilities; or

   2. (2)

      significant coordination procedures because of the extensive duration of the tasks and the involvement of several persons.