AD 96-03-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | DHC-8-102 | Airworthiness Directives; De Havilland Model DHC-8-102, -103, -106, -301, -311, -314, and -315 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-103 | Airworthiness Directives; De Havilland Model DHC-8-102, -103, -106, -301, -311, -314, and -315 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-106 | Airworthiness Directives; De Havilland Model DHC-8-102, -103, -106, -301, -311, -314, and -315 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-301 | Airworthiness Directives; De Havilland Model DHC-8-102, -103, -106, -301, -311, -314, and -315 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-311 | Airworthiness Directives; De Havilland Model DHC-8-102, -103, -106, -301, -311, -314, and -315 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-315 | Airworthiness Directives; De Havilland Model DHC-8-102, -103, -106, -301, -311, -314, and -315 Series Airplanes |
Unsafe Condition
Failure of the Ametek/Weston battery temperature monitor, part number 522487, could result in smoke in the flight compartment.
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Required Actions
Within 6 months after the effective date of this AD, modify the battery temperature monitor in accordance with de Havilland Service Bulletin S.B. 8-24-53. Additionally, as of the effective date, do not install the Ametek/Weston battery temperature monitor part number 522487.
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Compliance Time
Within 6 months after the effective date of this AD
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Affected Aircraft
De Havilland Model DHC-8-102, -103, -106, -301, -311, -314, and -315 series airplanes, serial numbers 003 through 389 inclusive; equipped with Ametek/Weston battery temperature monitor part number 522487.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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