# AD 84-15-05: Collective Lever Assembly

- Type: Airworthiness directive
- Status: Current
- Products: Bell Helicopter Textron 214ST
- Effective: August 3, 1984
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Rotorcraft
- Amendment: 39-4891
- Registered aircraft: 19 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/678E2651186C061586256A4E004FEA26.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/84-15-05

## The airworthiness directive

84-15-05 BELL HELICOPTER TEXTRON, INC.: Amendment 39-4891. Applies to all Bell Helicopter Textron, Inc., Model 214ST helicopters certified in all categories equipped with main rotor collective lever assembly P/N 214-010-474-109 or -113.

Compliance is required as indicated, unless already accomplished.

To prevent failure of the collective lever assembly, remove and replace the lever assembly prior to accumulating 1,250 hours time in service. For helicopters that have accumulated more than 1,250 hours time in service on the lever assembly, remove and replace the lever assembly within the next 50 hours time in service or by September 1, 1984, whichever comes first.

This amendment becomes effective August 3, 1984.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS H10SW](https://openairdocs.org/tcds/H10SW): McDermott 214 Holdings, LLC; names 1 of 1 models: 214ST

## 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: 19 (19 by airframe model, 0 by engine model)
- Makers: Bell 18, Bell Helicopter Textron 1

Models with the most aircraft:

- [Bell 214ST](https://openairdocs.org/model/bell-214st): 18 aircraft (airframe model)
- [Bell Helicopter Textron 214ST](https://openairdocs.org/model/bell-helicopter-textron-214st): 1 aircraft (airframe model)

All 2 models: https://openairdocs.org/ad/84-15-05/models.md
Every aircraft: https://openairdocs.org/ad/84-15-05/aircraft.md

Its text cites no advisory circulars or STCs.

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