AD 2015-10-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
Hydraulic fluid loss from the reservoir of the main landing gear (MLG) alternate extension system, caused by an incorrectly assembled reservoir lid, which could result in failure of the alternate MLG extension system to fully extend the MLG into a down-and-locked position during touchdown.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the MLG alternate extension system reservoir lid for correct assembly, and perform all applicable corrective actions as specified in Bombardier Service Bulletin 84-29-34 and Parker Service Bulletin 82910012-29-431.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 2,000 flight hours or 12 months after the effective date of this AD, whichever occurs first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier, Inc. Model DHC-8-401, -402, and -403 airplanes, certificated in any category, serial numbers 4001 through 4424 inclusive.
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.