AD 70-25-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aerostar Aircraft Corporation | PA-60-600 (Aerostar 600) | Airworthiness Directives; Aerostar Model 601 and 600 Airplanes |
| aircraft | Aerostar Aircraft Corporation | PA-60-601 (Aerostar 601) | Airworthiness Directives; Aerostar Model 601 and 600 Airplanes |
Unsafe Condition
Possible short circuiting of the microphone jack connection by contact with the oxygen outlet receptacle due to their proximity to each other.
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Required Actions
Relocate the microphone jack connection as specified in Aerostar Aircraft Corporation Service Bulletin No. S.B. 600-26 dated November 6, 1970, or later FAA-approved revisions, or other equivalent modification approved by the Chief, Engineering and Manufacturing Branch, Southwest Region, FAA.
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Compliance Time
within the next 10 hours time in service after the effective date of this AD unless already accomplished
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Affected Aircraft
Aerostar Aircraft Corporation Model 601, serial numbers 61-001 through 61-070, and all Model 600 airplanes equipped with the Aerostar Model 601 oxygen system.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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