AD 86-07-09 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 757-200 Series | BOEING Model 757 and 767 Airplanes |
| aircraft | The Boeing Company | 757-200CB Series | BOEING Model 757 and 767 Airplanes |
| aircraft | The Boeing Company | 757-200PF Series | BOEING Model 757 and 767 Airplanes |
| aircraft | The Boeing Company | 757-300 Series | BOEING Model 757 and 767 Airplanes |
| aircraft | The Boeing Company | 767-200 Series | BOEING Model 757 and 767 Airplanes |
| aircraft | The Boeing Company | 767-300 Series | BOEING Model 757 and 767 Airplanes |
| aircraft | The Boeing Company | 767-300F Series | BOEING Model 757 and 767 Airplanes |
Unsafe Condition
Failure of the Autronics Corporation Model 2156-204 cargo compartment smoke detectors due to lamp degradation, compromising the integrity of the smoke detection system.
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Required Actions
Replace the lamps in the four Autronics Corporation Model 2156-204 cargo compartment smoke detectors and install placards in accordance with Autronics Service Bulletin 2156204-26-01 or later FAA-approved revision. An alternate means of compliance or adjustment of the compliance time may be used if approved by the FAA.
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Compliance Time
within 30 days after the effective date of this AD
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Affected Aircraft
Boeing Model 757 and 767 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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