AD 2009-20-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Construcciones Aeronauticas, S.A. (CASA), Model C-212-CB, C-212-CC, C-212-CD, and C-212-CE Airplanes |
Unsafe Condition
Failure of the servo-motors, which could result in roll oscillations or possible hard-over failures when the autopilot is engaged.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Identify affected servo-motors having P/N 4006719-904 and P/N 4006719-913 and modify each unit or replace with a modified unit, in accordance with the instructions of EADS-CASA Service Bulletin SB-212-22-16. No person may install a servo-motor having P/N 4006719-904 or 4006719-913, and any affected serial number identified in Honeywell Alert Service Bulletin 4006719-22-A0016, unless it has been modified.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 2 months after the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
CASA Model C-212-CB, C-212-CC, C-212-CD, and C-212-CE airplanes, all serial numbers; certificated in any category; on which autopilot servo-drive actuators (servo-motors) having part number (P/N) 4006719-904 or 4006719-913 are installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.