AD 2010-10-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Model DHC-8-400 Series Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Bombardier, Inc. Model DHC-8-400 Series Airplanes |
Unsafe Condition
Chafing of wires in the AC wire harnesses located along the lower wing shroud on either wing, leading to arcing, local overheating, and AC generator failure. This could result in the loss of anti-icing heaters and pose a safety concern.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and rectify damaged wiring along the wing lower shroud. Replace blind fasteners with solid rivets at four wiring harness tie-down mount locations. Inspect and replace or repair chafed or damaged wire or Teflon tubing in the wiring harness installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 120 flight hours after the effective date of this AD.
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Affected Aircraft
Bombardier, Inc. Model DHC-8-400, -401, and -402 airplanes, serial numbers 4001 through 4169 inclusive.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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