AD 62-26-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-28-150 | Airworthiness Directives; Piper All Models PA-28-150 and PA-28-160 Airplanes |
| aircraft | Piper Aircraft Inc. | PA-28-160 | Airworthiness Directives; Piper All Models PA-28-150 and PA-28-160 Airplanes |
Unsafe Condition
Cracks have been found in the exhaust system piping, specifically in welded joints and tubing bends near the junction of cylinder stacks and main exhaust manifold.
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Required Actions
Remove carburetor heat muff shroud and conduct a close visual inspection of the complete exhaust system piping for cracks in all welded joints and tubing bends. If cracks are found, repair by gas welding using AISI 321 or 347 corrosion resistant steel.
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Compliance Time
within the next 10 hours' time in service after the effective date of this AD, and each 50 hours' time in service thereafter
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Affected Aircraft
Piper Aircraft Inc. PA-28-150 and PA-28-160 models with serial numbers 28-03, 28-1 through 28-671, 28-678, 28-679, 28-681, 28-685, 28-690, 28-691, 28-693, 28-697, 28-706, and 28-707, except those with Exhaust Assembly P/N 63726 installed.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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