AD 98-24-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | DHC-8-101 | Airworthiness Directives; Bombardier Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-102 | Airworthiness Directives; Bombardier Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-103 | Airworthiness Directives; Bombardier Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-106 | Airworthiness Directives; Bombardier Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-301 | Airworthiness Directives; Bombardier Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-311 | Airworthiness Directives; Bombardier Model DHC-8-100 and -300 Series Airplanes |
| aircraft | Bombardier Inc. | DHC-8-315 | Airworthiness Directives; Bombardier Model DHC-8-100 and -300 Series Airplanes |
Unsafe Condition
Disbonding of the upper and lower skin panels of the horizontal stabilizer, leading to reduced strength capability and consequent failure, which could result in loss of controllability of the airplane.
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Required Actions
Conduct repetitive ultrasonic inspections to detect disbonding of the upper and lower skin panels of the horizontal stabilizer, repair any disbonding prior to further flight, and report inspection results to Bombardier.
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Compliance Time
before further flight
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Affected Aircraft
Bombardier Model DHC-8-100 and -300 series airplanes equipped with a CAP horizontal stabilizer having serial numbers CAP 003 through CAP 214 inclusive.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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