AD 2016-01-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | DHC-8-400 | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
Cracks found on the forward passenger airstair door step assembly between the steps and the sidewall panels, potentially caused by the omission of potting compound during bonding, could propagate and result in structural failure of the steps.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect to determine the serial number of the airstair door step assembly. If necessary, perform an electronic tap test, reidentify, and replace the assembly.
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 Model DHC-8-400 series airplanes.
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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