AD 2003-14-22
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | DHC-8-102 | Airworthiness Directives; Bombardier Model DHC-8-102, -103, -106, -201, -202, -301, -311, and -315 Airplanes |
Unsafe Condition
Incorrect altitude information transmitted by the Mode S transponder and simultaneous loss of the Traffic Alert and Collision Avoidance System (TCAS), increasing the possibility of an air traffic conflict.
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Required Actions
Within 6 months after the effective date, modify the No. 3 electrical equipment panel behind the avionics rack per Bombardier Service Bulletin 8-34-200, and modify the No. 2 propeller de-ice timer per Bombardier Service Bulletin 8-30-36.
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Compliance Time
Within 6 months after the effective date
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Affected Aircraft
Bombardier Model DHC-8-102, -103, -106, -201, -202, -301, -311, and -315 airplanes; certificated in any category; having serial numbers 003 through 559 inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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