AD 89-12-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | ATR - GIE Avions de Transport R gional | ATR42-200 | Airworthiness Directives; AEROSPATIALE Model ATR42 Series Airplanes |
| aircraft | ATR - GIE Avions de Transport R gional | ATR42-300 | Airworthiness Directives; AEROSPATIALE Model ATR42 Series Airplanes |
| aircraft | ATR - GIE Avions de Transport R gional | ATR42-320 | Airworthiness Directives; AEROSPATIALE Model ATR42 Series Airplanes |
| aircraft | ATR - GIE Avions de Transport R gional | ATR42-500 | Airworthiness Directives; AEROSPATIALE Model ATR42 Series Airplanes |
Unsafe Condition
A fire in a cargo compartment remaining undetected
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Required Actions
Modify the forward and aft smoke detector test systems in accordance with Aerospatiale Service Bulletin ATR42-26-0010, Revision 1, dated March 28, 1989. Alternate means of compliance or adjustment of compliance time may be used if approved by the Manager, Standardization Branch, ANM-113, FAA, Northwest Mountain Region.
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Compliance Time
within 30 days after the effective date of this AD, unless previously accomplished
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Affected Aircraft
All Model ATR42 series airplanes, certificated in any category
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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