AD 78-14-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Pyrotector, Inc. | Fire Detectors | Airworthiness Directives; PYROTECTOR, INC.: Applies to P/Ns 30-207-2, -2A, and -2B; 30-207-3, -3A, and -3B; 30-207-4, -4A, and -4B; 30-207-6, -6A, and -6B; 30-207-7, and -7A; 30-207-8; 30-207-10; 30-207-19; 30-207-20A; 30-215, 30-215-4, and -4B Radiation Sensing Type Fire Detectors |
Unsafe Condition
Fire detectors may have undetected open main power lines, which could prevent detection of a fire.
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Required Actions
Check the fire detection system by August 15, 1978, and every 100 hours time in service thereafter per Chloride Pyrotector Advisory Bulletin No. PY78-1. Replace faulty detectors with FAA approved replacements meeting certification requirements.
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Compliance Time
by August 15, 1978, and every 100 hours time in service thereafter
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Affected Aircraft
Pyrotector, Inc. Radiation Sensing Type Fire Detectors with P/Ns 30-207-2, -2A, -2B; 30-207-3, -3A, -3B; 30-207-4, -4A, -4B; 30-207-6, -6A, -6B; 30-207-7, -7A; 30-207-8; 30-207-10; 30-207-19; 30-207-20A; 30-215, 30-215-4, and -4B.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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