AD 2001-02-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Pilatus | Aircraft LTD Model PC-6 | Airworthiness Directives; Pilatus Aircraft LTD Model PC-6 Airplanes |
Unsafe Condition
Cracks, damage, or distortion in the lower lug of the stabilizer trim actuator, part number 978.73.18.101, 978.73.18.102, or 978.73.18.103 (Electomech P/N EM 483-1, 483-2, or 483-3), could result in failure of the lower lug, leading to loss of the stabilizer trim actuator and consequent loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the lower lug of the actuator for cracks, damage, or distortion, and verify that the staked bearing is correctly installed in the bore of the lug. Repair any cracked, damaged, or distorted parts and reassemble any incorrectly installed staked bearing, as necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 500 hours time-in-service (TIS) on the airplane or within the next 100 hours TIS after March 13, 2001 (the effective date of this AD), whichever occurs later, unless already accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pilatus Aircraft LTD Model PC-6 airplanes, all serial numbers, equipped with a stabilizer trim actuator, part number 978.73.18.101, 978.73.18.102, or 978.73.18.103 (Electomech P/N EM 483-1, 483-2, or 483-3), or FAA-approved equivalent part number.
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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