Document ID: chunk:federal_register_of_legislation:F2021C01280:reg:5:p11
Version: federal_register_of_legislation:F2021C01280
Segment Type: reg
Provision Reference: reg 5 (pt 11/26)
Character Range: 32710–35622

on the aircraft, aircraft component or aircraft material first determines that the instructions are:
 (i) appropriate to the aircraft, aircraft component or aircraft material to be maintained; and
 (ii) directly applicable to the maintenance that is to be carried out; and
           (iii) not inconsistent with:
            (A) the manufacturer's data — in which case the manufacturer's data will prevail to the extent of the inconsistency; or
            (B) any other applicable AMD mentioned in regulation 2A of CAR.

Appendix 1

Additional maintenance requirements

1 Definitions
       For this Appendix:
tests, for an instrument or instrument system, means the procedures, in accordance with this Appendix, and used in conjunction with the relevant aircraft manufacturer's approved data, that are required to confirm the accuracy and correct functioning of the instrument or system.
Note   The tests described in this Appendix are not comprehensive or exclusive test procedures and for this reason must be used in conjunction with the relevant aircraft manufacturer's approved data.

2 Balloon etc. intervals
       Despite the interval mentioned in any other provision to this Appendix, where a provision to this Appendix applies for an aircraft that is a balloon or a thermal airship without an approved SOM, the interval is not to exceed 36 months.
Note   Under civil aviation legislation and for this Appendix, a balloon or a thermal airship falls within the scope of the word "aircraft" unless specifically excluded.

3 Pitot-static systems
       3.1This clause applies to an aircraft's pitot-static systems.
       3.2Tests must be carried out on an aircraft for pitot-static system leaks.
       3.3For subclause 3.2, the tests must be carried out in accordance with each of the testing procedures set out in clause 1 of Attachment 1 to this Appendix.
       3.4The tests mentioned in subclause 3.2 must be performed:
(a) at intervals not exceeding every 24 months; or
(b) if any pitot-static system components, including instruments, are changed or modified — at the same time as the change or modification, and then at intervals not exceeding every 24 months after that time; or
(c) if maintenance is carried out on the pitot-static system that involves disconnection of any of the pitot-static lines — at the same time as the maintenance, and then at intervals not exceeding every 24 months after that time.

4 Testing pressure altimeters and air data computers
       4.1This clause applies to an aircraft's testing pressure altimeters and air data computers (if any).
       4.2Subject to subclause 4.3, the pressure altimeters installed in an aircraft must be tested in accordance with:
(a) each of the testing procedures set out in clause 2 of Attachment 1 to this Appendix; or
(b) each of the applicable testing procedures of the NAA of a recognised country that is the state of design for