AD 80-15-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 404 | Airworthiness Directives; Cessna Model 404 Airplanes |
Unsafe Condition
Failure of the elevator trim tab actuator screw assemblies could result in loss of elevator trim control.
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Required Actions
Replace both left and right elevator trim tab actuator screw assemblies with new ones within 25 hours time-in-service after the effective date and every 150 hours thereafter. Install a decal restricting engine RPM to 1750 and update the AFM. Check or replace elevator trim tab pushrod alignment on serial numbers 404-0001 through 404-0613 within 25 hours. Modify horizontal stabilizer by April 1, 1981, to void paragraphs A-C.
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Compliance Time
Within the next 25 hours time-in-service after the effective date of this AD and each 150 hours time-in-service thereafter for paragraph A; within the next 25 hours time-in-service after the effective date for paragraphs B and C; on or before April 1, 1981 for paragraph D.
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Affected Aircraft
Cessna Model 404 airplanes with serial numbers 404-0001 thru 404-0637.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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