AD 87-26-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | BAe 146-100A | Airworthiness Directives; BRITISH AEROSPACE (BAe) Model BAe- 146 Series Airplanes |
| aircraft | BAE Systems (Operations) Limited | BAe 146-200A | Airworthiness Directives; BRITISH AEROSPACE (BAe) Model BAe- 146 Series Airplanes |
| aircraft | BAE Systems (Operations) Limited | BAe 146-300A | Airworthiness Directives; BRITISH AEROSPACE (BAe) Model BAe- 146 Series Airplanes |
Unsafe Condition
Battery depletion and subsequent loss of Essential DC and Emergency DC busbars.
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Required Actions
Modify the DC power distribution in accordance with British Aerospace BAe-146 Aircraft Modification Service Bulletin 24-30-00757A, Revision 1, dated September 5, 1986. An alternate means of compliance or adjustment of compliance time may be used with FAA concurrence. Special flight permits may be issued under FAR 21.197 and 21.199.
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Compliance Time
within 6 months after the effective date of this AD, unless previously accomplished
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Affected Aircraft
BAE Systems (Operations) Limited Model BAe 146-100A, BAe 146-200A, BAe 146-300A airplanes listed in BAe Service Bulletin 24-30-00757A, Revision 1, dated September 5, 1986.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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