AD 2011-25-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Quest | Various | Airworthiness Directives; Quest Aircraft Design, LLC Airplanes |
Unsafe Condition
Reports of five instances where a loose IPS bolt was found on the right-hand side of the engine bypass door attachment. This condition, if not corrected, could lead to an inoperable bypass door, which could result in engine inlet icing with consequent loss of engine power and forced landing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the torque of the IPS bolts; correct the torque if necessary; replace the IPS bolts with new IPS bolts; and install safety wire around the new IPS bolts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight on or after December 19, 2011
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Affected Aircraft
Quest Aircraft Design, LLC Model Kodiak 100 airplanes, serial numbers 100-0001 through 100-0056, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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