AD 74-14-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-28-151 | Airworthiness Directives; Piper Model PA-28-151 Airplanes |
Unsafe Condition
The reduced weight placard requirement addresses insufficient positive margin of safety due to original maximum gross weight limits exceeding safe operational parameters in normal and utility categories.
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Required Actions
Install a placard on the instrument panel with specified weight limits, reduce maximum gross weight in flight manuals, and comply with weight restrictions until modification with Piper Kit 760878V. After modification, remove placard and revert weight limits.
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Compliance Time
Effective immediately and within ten hours time in service after receipt of this airmail letter
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Affected Aircraft
Piper Model PA-28-151 airplanes serial numbers 28-7415001 through 28-7415530, 28-7415532 through 28-7415534, and 28-7415537 through 28-7415538
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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