# AD 69-01-02: Alternator Housing Liner

- Type: Airworthiness directive
- Status: Current
- Products: Vickers-Armstrongs Viscount 744, Viscount 745D and Viscount 810
- Effective: February 1, 1969
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-704
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E4E146779BAB1D29862569A4005557A0.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/69-01-02

## The airworthiness directive

69-01-02 VICKERS VISCOUNT: Amendment 39-704. Applies to Vickers Viscount Models 744, 745D, and 810 Series Airplanes incorporating Rotax Alternators N.0501, N.0502, N.0503, N.0505, N.0506, N.0507, N.0509, N.0510 and N.0511 installed on Viscount Models 744, 745D and 810 Series Airplanes.

Compliance required within the next 1250 hours' time in service after the effective date of this AD, unless already completed.

To prevent a fire hazard due to rubbing of the rotor shaft on the magnesium housing, in the event of a collapsed bearing, install liner Rotax P/N N.141715/1 in the main housing assembly in accordance with Rotax Modification No. 3599B, dated May 17, 1968, or later ARB approved issue or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa and Middle East Region.

This amendment becomes effective February 1, 1969.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A-814](https://openairdocs.org/tcds/A-814): Vickers-Armstrongs (Aircraft Limited); names 3 of 3 models: Viscount 810, Viscount 744, Viscount 745D

## Registered aircraft it may apply to (OpenAirDocs)

No registered aircraft matched the models it names.

Its text cites no advisory circulars or STCs.

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