AD 2023-24-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes |
| aircraft | Bombardier | Various | Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes |
Unsafe Condition
Potential dormant failure of the lavatory smoke detector if the self-test switch check is not performed in accordance with revised AMM or CMR tasks.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the existing maintenance or inspection program to incorporate new or more restrictive AMM and CMR tasks.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months of effective date (January 22, 2024).
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
MHI RJ Aviation ULC airplanes: Model CL-600-2B19 (Regional Jet Series 100 & 440), CL-600-2C10 (Regional Jet Series 700, 701, & 702), CL-600-2C11 (Regional Jet Series 550), CL-600-2D15 (Regional Jet Series 705), CL-600-2D24 (Regional Jet Series 900), and CL-600-2E25 (Regional Jet Series 1000).
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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