Page 307 - UK Continuing Airworthiness Regulations (Consolidated) 201121

Part ML - ANNEX Vb - Continuing Airworthiness Requirements (Lite)

ML.A.302(d)(2) GM1 Aircraft maintenance programme
OPERATIONAL TEST AND FUNCTIONAL TEST
An operational test (or operational check) is a task used to determine that an item is operating normally. It
does not require quantitative tolerances.
A functional test (or functional check) is a quantitative check to determine if one or more functions of an
item performs within the limits specified in the appropriate maintenance data. The measured parameter
should be recorded.
ML.A.302(d)(2)(d) GM1 Aircraft maintenance programme
OPERATIONAL TEST OF TRANSPONDER
A transponder test that is carried out in accordance with EASA SIB 2011-15 or US Title 14 CFR Part 43
Appendix F is considered to include the MIP task described in ML.A.302(d)(2)(d).
ML.A.303 Airworthiness directives
Any applicable AD must be carried out within the requirements of that AD unless otherwise specified by
the CAA.
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