# AD 62-05-01: Alternate Induction Air Valve

- Type: Airworthiness directive
- Status: Current
- Products: Twin Commander 680-F, 680-FL, 680-FL(P) and 680-F(P)
- Effective: March 6, 1962
- Published: March 6, 1962
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Registered aircraft: 26 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F8B18D3BF7C000E286256A38005C6826.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/62-05-01

## The airworthiness directive

62-05-01 AERO COMMANDER: Amdt. 403 Part 507 Federal Register March 6, 1962. Applies to All Model 680F Aircraft, Including Pressurized Versions, With Serial Numbers 871 Through 1170.

Compliance required within the next 25 hours' time in service after the effective date of this directive.

In order to preclude failure of the alternate induction air valve and shaft assembly resulting in loss of engine power, replace the original air valve and shaft and rig in accordance with instructions outlined in Aero Commander Service Bulletin No. 76A dated February 5, 1962, or FAA approved equivalent.

This directive effective March 6, 1962.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 2A4](https://openairdocs.org/tcds/2A4): Twin Commander Aircraft LLC; names 2 of 21 models: 680-F, 680-FL

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 26 (26 by airframe model, 0 by engine model)
- Makers: Aero Commander 26

Models with the most aircraft:

- [Aero Commander 680-F](https://openairdocs.org/model/aero-commander-680-f): 11 aircraft (airframe model)
- [Aero Commander 680FL](https://openairdocs.org/model/aero-commander-680fl): 10 aircraft (airframe model)
- [Aero Commander 680FL P](https://openairdocs.org/model/aero-commander-680fl-p): 5 aircraft (airframe model)

All 3 models: https://openairdocs.org/ad/62-05-01/models.md
Every aircraft: https://openairdocs.org/ad/62-05-01/aircraft.md

Its text cites no advisory circulars or STCs.

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