Airworthiness Directives (ADs)
90-767-171
The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.
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Issue Date
- 2001/09/17
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Applicability
- 747-400, 757-200, 767-200 and 767-300 Series
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Model Number
- 767
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CAA AD Number
- 90-767-171
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 99-18-16
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Effective Date
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Subject
- To detect and correct failure of the MAWEA or WEU, which could result in a gradual degradation and eventual loss of visual, aural, or tactile alerts to the flightcrew.
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Reference Publications (Revision/ATA/SB)
- SB 747-31-2288, 747-31-2288R1, 757-31-0066R1, 767-31-0106R1
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Remarks
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Download
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