AIRWORTHINESS DIRECTIVE

CAA-AD-036/2002

Date of issue: March 08, 2002

SAILPLANE – INTEGRATED (WET INNER SURFACE) WATER BALLAST TANKSCG-LIMITS

Applicability: Kind of aeronautical product: Sailplane. Manufacturer: Schleicher, Poppenhausen, Germany. Type: ASW 27. Models affected: ASW 27. Serial numbers affected: 27105, 27109, 27110, 27113, 27115, 27116 and 27119 up to 27177

Effective date: Upon receipt

Compliance : Required as indicated in LBA AD 2002-086.

Remarks:. The compliance of this AD must be recorded in Aircraft Logbook, where applicable the requirements of this AD must be integrated into Aircraft Technical Documentation. Address inquiries concerning this AD to: Civil Aviation Authority, Airworthiness Division, Ruzyne Airport, 160 08 Prague 6, Czech Republic, tel: 420 2 33320922, fax: 420 2 20562270

Ing. Pavel MATOUŠEK
Director of Airworthiness Division
CAA CZ

LBA AD No.: 2002-086

Effective Date: March 07, 2002

 

Schleicher

 

Affected:

Kind of aeronautical product: Sailplane

Manufacturer: Schleicher, Poppenhausen, Germany

Type: ASW 27

Models affected: ASW 27

Serial numbers affected: 27105, 27109, 27110, 27113, 27115, 27116 and 27119 up to 27177

German Type Certificate No.: 389

 

Subject:

Wings with integrated (wet inner surface) water ballast tanks - correction of the forward empty weight CG-Limits

 

Reason:

Water ballast in the integral wing water ballast tanks causes a stronger nose heavy moment than the soft water

ballast bags. To compensate this, heavy pilots must only use the rearmost back rest position.

Action / Compliance:

1. Installation of a warning placard: before the next flight

2. Exchange pages in the Flight- and Maintenance Manual to correct the forward empty weight CG-Limits: within the next 14 days

3. check forward empty weight CG: before the next annual inspection

Action to be accomplished in accordance with the Technical Notes of the manufacturer.

 

Technical publication of the manufacturer:

Schleicher ASW 27 Technical Note No. 9 dated February 02, 2002 which becomes herewith part of this AD and may be obtained from Messrs.:

Alexander Schleicher

GmbH & Co.

Segelflugzeugbau

D- 36163 Poppenhausen

Federal Republic of Germany

Phone: ++ 49 6658 89-0, Fax: ++ 49 6658 89-40

Mail: sales@alexander-schleicher.de

 

Holders of affected aircraft registered in Germany have to observe the following:

Action has to be accomplished by the owner of the aircraft or an approved service station and to be checked and entered in the log book by a licensed inspector.

As a result of the a.m. deficiencies, the airworthiness of the aircraft is affected to such an extent that after the expiry of

the a.m. dates the aircraft may be operated only after proper accomplishment of the prescribed actions. In the interest of

aviation safety outweighing the interest of the receiver in a postponement of the prescribed actions, the immediate

compliance with this AD is to be directed.

An appeal to this notice may be raised within a period of one month following notification. Appeals are to be raised with

the Luftfahrt-Bundesamt, Hermann-Blenk-Str. 26, 38108 Braunschweig, in writing or for the purpose of drawing up minutes.