AD 87-16-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | BAe 146-100A | Airworthiness Directives; BRITISH AEROSPACE Model BAe-146 Airplanes |
| aircraft | BAE Systems (Operations) Limited | BAe 146-200A | Airworthiness Directives; BRITISH AEROSPACE Model BAe-146 Airplanes |
| aircraft | BAE Systems (Operations) Limited | BAe 146-300A | Airworthiness Directives; BRITISH AEROSPACE Model BAe-146 Airplanes |
Unsafe Condition
Unannunciated failure of the stall identification system due to suspect electro/pneumatic solenoid valve serial numbers or modification states identified in BAe-146 Service Bulletin 27-58, Revision 1.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the electro/pneumatic solenoid valve within 14 days or prior to 125 landings after the AD's effective date to identify serial number and modification state. Replace suspect valves before further flight with modified valves, or functionally test suspect valves every 14 days or 125 landings. Defective valves must be removed and replaced with modified or serviceable suspect valves. Alternate compliance may be approved by the FAA Manager.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 14 days or prior to the accumulation of 125 landings, whichever occurs first after the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
BAE Systems (Operations) Limited Model BAe 146-100A, BAe 146-200A, BAe 146-300A airplanes listed in BAe-146 Service Bulletin 27-58, Revision 1.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.