# AD 86-25-07: Placard & Changes-Airspeed

- Type: Airworthiness directive
- Status: Historical
- Products: DG Flugzeugbau LS6-c
- Effective: December 30, 1986
- Superseded by: [AD 86-25-07 R1](https://openairdocs.org/ad/86-25-07-R1)
- Product type: Aircraft, Glider
- Amendment: 39-5487
- Registered aircraft: 1 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2C98317250E8AC8B86256A4E0043FCD3.0001
- DRS record last changed: August 7, 2025
- Page: https://openairdocs.org/ad/86-25-07

## The airworthiness directive

86-25-07 ROLLADEN-SCHNEIDER FLUGZEUGBAU GmbH: Amendment 39-5487. Applies to Model LS-6, all serial numbers.

Compliance is required prior to further flight, after the effective date of this AD, unless already accomplished.

To prevent possible damage of the control stick, accomplish the following:

a) Remove Bezel from airspeed indicator and mask out the red arc with tape that would not interfere with airspeed indictor needle and readability of the instrument.

b) Replace Bezel to airspeed indicator and mark a red radial line on the face of the Bezel 0.05" wide, 0.30" long at 200 km/h (108 kts) establishing a new maximum airspeed limit.

c) Install a placard on the instrument panel in clear view of the pilot which states: "Maximum Airspeed (IAS): 200 km/h (108 kts)."

d) On existing placard mask out with tape the yellow arc limitations 108 - 146 kts, and the following red arc airspeed indicator markings:

Vne 6500 Ft 146 kts Vne 6501-9800 Ft 139kts Vne 9801-19700 Ft 118 kts

e) Flight manual pages 2.2, Limitations; page 2.3, Airspeed Indicator Markings; page 2.7, Placards, are obsolete.

f) Attach a copy of this Airworthiness Directive to the Flight Manual.

NOTE: Rolladen-Schneider Technical Bulletin No. 6009 dated July 7, 1986, applies to this AD.

Upon request, an equivalent means of compliance with the requirements of this AD may be approved by the Manager, Aircraft Certification Office, AEU-100, Europe, Africa, and Middle East Office, FAA, c/o American Embassy, Brussels, Belgium 09667-1011; telephone 513.38.30 Ext 2710, or the Manager, New York Aircraft Certification Office, Aircraft Certification Division, FAA, New England Region, 181 South Franklin Avenue, Room 202, Valley Stream, New York 11581, telephone (516) 791-6220.

Aircraft may be ferried in accordance with the provisions of Federal Aviation Regulations 21.197 and 21.199 to a base where the AD can be accomplished.

This amendmentbecomes effective December 30, 1986.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS G83EU](https://openairdocs.org/tcds/G83EU): DG Aviation GmbH; names 1 of 1 models: LS6-c

## 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: 1 (1 by airframe model, 0 by engine model)
- Makers: Rolladen Schneider 1

Models with the most aircraft:

- [Rolladen Schneider LS-6C](https://openairdocs.org/model/rolladen-schneider-ls-6c): 1 aircraft (airframe model)

All 1 models: https://openairdocs.org/ad/86-25-07/models.md
Every aircraft: https://openairdocs.org/ad/86-25-07/aircraft.md

## Related documents

- [AD 86-25-07 R1](https://openairdocs.org/ad/86-25-07-R1): Flight Controls · Rolladen-Schneider Flugzeugbau LS6-c. Effective Jan 19, 2011. Supersedes this AD

Its text cites no advisory circulars or STCs.

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