# AD 82-11-03 R1: Elevator Pitch Trim Switch

- Type: Airworthiness directive
- Status: Current
- Products: Textron HS.125 Series 700A and HS.125 Series 700B
- Effective: October 12, 1982
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-4470
- Registered aircraft: 22 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/958F2C9990A61B68862569F3004B15BC.0001
- DRS record last changed: January 21, 2026
- Page: https://openairdocs.org/ad/82-11-03-R1

## The airworthiness directive

82-11-03 R1 BRITISH AEROSPACE: Amendment 39-4383 as amended by Amendment 39- 4470. Applies to Model HS-125 Series 700 and all variants serial numbers 25/7001, 7007, 7010, 7013, 7020, 7022, 7025, 7028, 7031, and 7034, 7037, 7040, 7046; NA 0201 - NA 0240 inclusive certificated in all categories.

Compliance required within the next 100 hours time in service after the effective date of this AD. To prevent improper operation of the elevator pitch trim switch located in the control column handwheel, accomplish the following unless already accomplished.

1. Remount the elevator pitch trim switch in accordance with the accomplishment instructions of British Aerospace Service Bulletin HS-125 27-124 (2705) dated January 1, 1979.

2. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of inspections and/or modifications required by this AD.

3. Alternate means of compliance which provide an equivalent level of safety may be used when approved by the Chief, Seattle Area Aircraft Certification Office, FAA Northwest Mountain Region.

The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1).

Amendment 39-4383 became effective May 31, 1982.

This amendment 39-4470 becomes effective October 12, 1982.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A3EU](https://openairdocs.org/tcds/A3EU): Textron Aviation Inc.; names 2 of 50 models: HS.125 Series 700A, HS.125 Series 700B

## 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: 22 (22 by airframe model, 0 by engine model)
- Makers: British Aerospace 14, Hawker Siddeley 7, Raytheon 1

Models with the most aircraft:

- [British Aerospace HS 125-700A](https://openairdocs.org/model/british-aerospace-hs-125-700a): 14 aircraft (airframe model)
- [Hawker Siddeley HS.125 SERIES 700A](https://openairdocs.org/model/hawker-siddeley-hs-125-series-700a): 7 aircraft (airframe model)
- [Raytheon HS 125-700A](https://openairdocs.org/model/raytheon-hs-125-700a): 1 aircraft (airframe model)

All 3 models: https://openairdocs.org/ad/82-11-03-R1/models.md
Every aircraft: https://openairdocs.org/ad/82-11-03-R1/aircraft.md

Its text cites no advisory circulars or STCs.

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