PART VOPERATION OF AIRCRAFT
Use of flight recording systems and preservation of records45
1
On any flight on which a flight data recorder or a cockpit voice recorder or a combined cockpit voice recorder/flight data recorder is required by sub-paragraph 4(4), (5), (6) or (7) of Schedule 4 to this Order to be carried in an aeroplane, it shall always be in use from the beginning of the take-off run to the end of the landing run.
2
The operator of the aeroplane shall at all times, subject to the provisions of article 70 of this Order, preserve:
a
the last 25 hours of recording made by any flight data recorder required by or under this Order to be carried in an aeroplane; and
b
a record of not less than one representative flight, that is to say, a recording of a flight made within the last 12 months which includes a take-off, climb, cruise, descent, approach to landing and landing, together with a means of identifying the record with the flight to which it relates;
and shall preserve such records for such period as the Authority may in a particular case direct.
3
On any flight on which a cockpit voice recorder or a flight data recorder or a combined cockpit voice recorder/flight data recorder is required by paragraph 4(14) of Schedule 4 to this Order to be carried in a helicopter, it shall always be in use from the time the rotors first turn for the purpose of taking off until the rotors are next stopped.
4
The operator of the helicopter shall at all times, subject to article 70 of this Order, preserve:
a
the last 8 hours of recording made by any flight data recorder specified at sub-paragraph (i) or (ii) of Scale SS of paragraph 5 of Schedule 4 to this Order and required by or under this Order to be carried in the helicopter;
b
in the case of a combined cockpit voice recorder/flight data recorder specified at sub-paragraph (iii) of the said Scale SS and required by or under this Order to be carried in a helicopter either:
i
the last 8 hours of recording; or
ii
the last 5 hours of recording or the duration of the last flight, whichever is the greater, together with an additional period of recording for either:
aa
the period immediately preceding the last five hours of recording or the duration of the last flight, whichever is the greater; or
bb
such period or periods as the Authority may permit in any particular case or class of cases or generally.
5
The additional recording retained pursuant to sub-paragraphs (b)(ii)(aa) and (bb) above shall, together with the recording required to be retained pursuant to sub-paragraph (b)(ii) above, total a period of 8 hours and shall be retained in accordance with arrangements approved by the Authority.
6
An approval granted by the Authority for the purposes of this article shall be in writing and may be subject to such conditions as the Authority thinks fit.