# AD 84-01-52 R1: Pitch Control Lever

- Type: Airworthiness directive
- Status: Current
- Products: Westland Helicopters Westland 30 Series 100
- Effective: April 16, 1984
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Rotorcraft
- Amendment: 39-4845
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F0FE401BE16357FB86256A4D0074ADA6.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/84-01-52-R1

## The airworthiness directive

84-01-52 R1 WESTLAND HELICOPTERS LIMITED: Amendment 39-4845. Applies to Westland Model 30 Series 100 helicopters certificated in all categories.

Compliance is required as indicated (unless already accomplished).

To prevent failure of the tail rotor gearbox input pitch control lever and subsequent loss of control in flight accomplish the following:

  (a) Prior to further flight comply with the requirements of Westland Service Bulletins W30-67-26, Revision 3, and W30-65-14 or subsequent FAA approved revisions or FAA approved equivalent.

  (b) Remove from service all tail rotor gearbox input pitch control levers P/N WK 3068-0037-101 with 200 hours time in service and replace with a serviceable part.

  (c) An equivalent method of compliance with this AD may be used when approved by the Manager, Brussels Aircraft Certification Office, c/o United States Embassy, Brussels, Belgium.

This amendment becomes effective April 16, 1984, as to all persons except those persons to whom it was made immediately effective by priority letter AD T84-01-52, issued December 30, 1983, which contained this amendment.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS H12EU](https://openairdocs.org/tcds/H12EU): Westland Helicopters Limited; names 1 of 2 models: Westland 30 Series 100

## 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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