AD 75-16-15
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus SAS | BAC 1-11 200 Series | Airworthiness Directives; BRITISH AIRCRAFT CORPORATION Model BAC 1-11, 200 and 400 Series Airplanes |
| aircraft | Airbus SAS | BAC 1-11 400 Series | Airworthiness Directives; BRITISH AIRCRAFT CORPORATION Model BAC 1-11, 200 and 400 Series Airplanes |
Unsafe Condition
Failure of the handbrake control valve filter housing, P/N ACM.23102, due to hydraulic fluid leakage and distortion.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the filter housing for hydraulic fluid leakage and distortion at specified intervals. Remove the handbrake control valve from service if leakage or distortion is found. Replace with serviceable valves meeting specified landing limits or modified with strengthened filter housing P/N ACM.27656.
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Compliance Time
Prior to the accumulation of 7,000 total landings, or within the next 25 landings after the effective date of this AD, whichever occurs later. For unmodified valves, prior to 9,500 total landings or within 500 landings after the effective date. For modified valves, prior to 12,000 total landings or within 500 landings after the effective date.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
BRITISH AIRCRAFT CORPORATION Model BAC 1-11 200 and 400 Series airplanes except those modified with Dunlop Modification C.1559 part (b) incorporating filter housing P/N ACM.27656.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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