Maintenance process and device for a radionavigation installation of an aircraft
First Claim
1. A maintenance process for a radionavigation installation of an aircraft, said process comprising:
- a) recording in a first list, as appropriate, first events relating to data external to the aircraft, received by said radionavigation installation;
b) recording in a second list, as appropriate, second events relating to malfunctions occurring on board the aircraft;
c) performing a check to verify whether said second list comprises at least one second event relating to a malfunction, and;
c1) if said second list comprises no second event, refraining from disassembling said radionavigation installation; and
c2) if said second list comprises at least one second event relating to a malfunction, analyzing all the second events of said second list, and;
α
) if none of said second events relates to said radionavigation installation, refraining from disassembling said radionavigation installation; and
β
) if at least one of said second events relates to said radionavigation installation, analyzing all the first events of said first list, and;
β
1) if said first events make it possible to prove that the various malfunctions are due to problems relating to said external radionavigation data, refraining from disassembling said radionavigation installation;
β
2) otherwise, disassembling said radionavigation installation.
2 Assignments
0 Petitions
Accused Products
Abstract
Maintenance process and device for a radionavigation installation of an aircraft.
The maintenance device (1) comprises a first means of recording (7) for recording on a first recording medium (8) first events relating to data external to the aircraft, received by said radionavigation installation (2), a second means of recording (10) for recording on a second recording medium (11) second events relating to malfunctions occurring on board the aircraft, and means (13) for making it possible to analyze said first and second events recorded on said first and second recording media (8, 11), so as to determine whether said radionavigation installation (2) should or should not be disassembled.
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Citations
10 Claims
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1. A maintenance process for a radionavigation installation of an aircraft, said process comprising:
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a) recording in a first list, as appropriate, first events relating to data external to the aircraft, received by said radionavigation installation; b) recording in a second list, as appropriate, second events relating to malfunctions occurring on board the aircraft; c) performing a check to verify whether said second list comprises at least one second event relating to a malfunction, and; c1) if said second list comprises no second event, refraining from disassembling said radionavigation installation; and c2) if said second list comprises at least one second event relating to a malfunction, analyzing all the second events of said second list, and; α
) if none of said second events relates to said radionavigation installation, refraining from disassembling said radionavigation installation; andβ
) if at least one of said second events relates to said radionavigation installation, analyzing all the first events of said first list, and;β
1) if said first events make it possible to prove that the various malfunctions are due to problems relating to said external radionavigation data, refraining from disassembling said radionavigation installation;β
2) otherwise, disassembling said radionavigation installation. - View Dependent Claims (2, 3, 4, 5, 10)
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6. A maintenance device for a radionavigation installation of an aircraft, which device comprises:
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a first recordation section that records on a first recording medium a first list of first events relating to data external to the aircraft, received by said radionavigation installation; a second recordation section that records on a second recording medium a second list of second events relating to malfunctions occurring on board the aircraft; and a section that enables analysis of said first and second events recorded on said first and second recording media, so as to determine whether said radionavigation installation should or should not be disassembled, wherein; if said second list comprises no second event, said radionavigation installation is not disassembled; and if said second list comprises at least one second event relating to a malfunction, then all the second events of said second list are analyzed, and; if none of said second events relates to said radionavigation installation, then said radionavigation installation is not disassembled; and if at least one of said second events relates to said radionavigafion installation, then all the first events of said first list are analyzed, and; if said first events make it possible to prove that the various malfunctions are due to problems relating to said external radionavigation data, then said radionavigation installation is not disassembled; and otherwise, said radionavigation installation is disassembled. - View Dependent Claims (7, 8, 9)
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Specification