AD 2015-05-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
Loose spur gear bolts on the horizontal stabilizer trim actuator (HSTA), combined with the failure of the primary load path, could lead to failure of the HSTA and subsequent loss of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the airplane flight manual, revise the maintenance or inspection program as applicable, and replace horizontal stabilizer trim actuators (HSTAs) having certain part numbers.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier, Inc. Model CL-600-2B16 (CL-604 Variant) airplanes, serial numbers 5301 and subsequent, equipped with HSTA part numbers 604-92305-3 (vendor P/N 8454-1) or 604-92305-5 (vendor P/N 8454-2).
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.