# AD 66-28-01: Elevator Trim System

- Type: Airworthiness directive
- Status: Current
- Products: Interceptor 200, 200A, 200B, 200C and 200D
- Effective: November 19, 1966
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Amendment: 39-305
- Registered aircraft: 83 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/605AB8BE8166E48B86256A46004F0FC3.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/66-28-01

## The airworthiness directive

66-28-01 AERO COMMANDER (MEYERS): Amdt. 39-305 Part 39 Federal Register November 9, 1966. Applies to Model 200 Series Airplanes.

Compliance required as indicated.

To prevent takeoff with excessive elevator trim set, accomplish the following:

  (a) Before each flight after the effective date of this AD until the elevator trim system has been modified in a manner approved by the Chief, Engineering and Manufacturing Branch, FAA Southern Region, check operation of elevator trim control for freedom of movement, and check cockpit indicator for accuracy by setting the elevator trim to neutral position as indicated on cockpit indicator, and visually checking elevator trim surface for zero deflection.

  (b) If trim control is not free and unbinding, or if elevator trim surface is deflected when cockpit indicator indicates neutral trim, repair before further flight in a manner approved by the Chief, Engineering and Manufacturing Branch, FAA Southern Region.

  (c) Before further flight after the effective date of this AD, until the elevator trim system has been modified in accordance with (a), attach the following placard to the instrument panel in full view of the pilot:

"Before each flight ensure that elevator trim control is free and unbinding and that elevator trim surface is not defected when cockpit indicator indicates neutral trim."

  (d) The checks required by this AD may be performed by the pilot.

This directive effective November 19, 1966.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 3A18](https://openairdocs.org/tcds/3A18): Interceptor Aircraft Inc; names 5 of 6 models: 200, 200B, 200D, 200C, 200A

## 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: 83 (83 by airframe model, 0 by engine model)
- Makers: Aero Commander 55, Meyers Industries 28

Models with the most aircraft:

- [Aero Commander 200D](https://openairdocs.org/model/aero-commander-200d): 54 aircraft (airframe model)
- [Meyers Industries 200B](https://openairdocs.org/model/meyers-industries-200b): 11 aircraft (airframe model)
- [Meyers Industries 200C](https://openairdocs.org/model/meyers-industries-200c): 8 aircraft (airframe model)
- [Meyers Industries 200A](https://openairdocs.org/model/meyers-industries-200a): 5 aircraft (airframe model)
- [Meyers Industries 200D](https://openairdocs.org/model/meyers-industries-200d): 4 aircraft (airframe model)
- [Aero Commander 200](https://openairdocs.org/model/aero-commander-200): 1 aircraft (airframe model)

All 6 models: https://openairdocs.org/ad/66-28-01/models.md
Every aircraft: https://openairdocs.org/ad/66-28-01/aircraft.md

Its text cites no advisory circulars or STCs.

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