AD 2025-22-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
The flap system on-board recorder (FSOBR) interfaces with the flap control unit signals, causing the flap control unit monitors to trip, resulting in Flap Fail messages and possibly an uncommanded flap movement. This could lead to an uncommanded flap runaway and loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Disconnect the FSOBR and prohibit future installation of this system. Also, prohibit reconnection of an FSOBR if one was installed on the airplane before the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
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Affected Aircraft
Bombardier, Inc., Model CL-600-2B16 (604 Variant) airplanes.
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
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