AD 72-18-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-34-200 | Airworthiness Directives; Piper PA-34-200 Airplanes |
Unsafe Condition
Loose stabilator rib balance weights may become detached, resulting in loss of control.
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Required Actions
Remove stabilator tips and check balance weight assemblies for looseness. If loose, replace AN3H-26A bolts with AN3-27A bolts, new lock nuts, and AN970-3 washers, torqued to 35-40 inch-pounds. If damaged, replace balance weights. Reinstall assemblies and safety wire as required.
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Compliance Time
within the next ten hours time in service after the effective date of this AD
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Affected Aircraft
Piper PA-34-200 airplanes, Serial Numbers 34-E4, and 34-7250001 through 34-7250335
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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