AD 2006-09-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier Model CL-600-2B19 (Regional Jet Series 100 & 440) Airplanes |
Unsafe Condition
Short circuit failures of certain alternating current (AC) contactors located in the avionics bay, which could result in arcing and consequent smoke or fire.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the wiring on AC service bus contactor K4XA, in accordance with the Accomplishment Instructions of Bombardier Alert Service Bulletin A601R-24-121, dated April 18, 2006.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 90 days after the effective date of this AD.
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Affected Aircraft
Bombardier Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes, serial numbers 7003 through 7990 inclusive and 8000 and subsequent; certificated in any category.
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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