AD 2013-09-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
Incorrect installation of the upper bolt in the main landing gear (MLG) uplock assembly, which could prevent the MLG from extending and could adversely affect the safe landing of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install stopper plates on the aft uplock frames in the MLG bay adjacent to both the right and left MLG uplock assemblies.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 5,500 flight hours or 48 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 CL-600-2B19 (Regional Jet Series 100 & 440) airplanes, certificated in any category, serial numbers 7003 through 7990 inclusive, and 8000 through 8999 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
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