AD 61-16-06

final rule
Data completeness: 70%

Airworthiness Directives; Piper Models All PA-24 and PA-24 "250" Aircraft

AD Number
61-16-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
Federal Register: July 29, 1961

Applicability

TypeManufacturerModelDetails
aircraft Piper Aircraft Inc. PA-24 Airworthiness Directives; Piper Models All PA-24 and PA-24 "250" Aircraft
aircraft Piper Aircraft Inc. PA-24-250 Airworthiness Directives; Piper Models All PA-24 and PA-24 "250" Aircraft

Unsafe Condition

The fuel selector valve handles can be reinstalled with incorrect indexing after disassembly, causing serious fuel system malfunctioning.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Replace four-sided valve shafts with Brittain P/N 4018-15 shafts (convex side modification) and verify proper indexing of handles relative to placards after reassembly.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

within the next 150 hours' time in service after the effective date or at the next disassembly of fuel selector valves, whichever occurs first

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Piper Aircraft Inc. models PA-24 and PA-24-250 aircraft modified with Brittain Wing Tip Fuel Tanks (STC SA4-1235 and SA4-1351)

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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