AIRWORTHINESS DIRECTIVE

CAA-AD-048/2001

Date of issue: May 31, 2001

ENGINE - CRANKCASE - INSPECTION

Applicability: Rotax 912 A Series engines, S/N up to and incl 4,410.384

Rotax 912 F Series engines, S/N up to and incl 4,412.796

Rotax 914 F Series engines, S/N up to and incl 4,420.156

Effective date: June 1, 2001.

Compliance : Required as indicated in AC AD 107-2001.

Remarks:. The compliance of this AD must be recorded in Engine 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

AIRWORTHINESS DIRECTIVE

No. l07

Inspection for possible cracks in the crankcase of Rotax 912 A/F Series and Rotax 914 F Series engines

1. Applicability: Rotax 912 A Series engines, S/N up to and incl 4,410.384

Rotax 912 F Series engines, S/N up to and incl 4,412.796

Rotax 914 F Series engines, S/N up to and incl 4,420.156

2. Subject: Inspection for possible cracks in crankcase

3. Reason: During the operation certain cracks in crankcase were detected.

4. Action: A detailed visual inspection of the crankcase have to be carried out within the compliance time.

The technical informations of Bombardier Rotax Service Bulletin SB-912-029 and SB-914-018

are herewith part of this AD

5. Compliance:

a) initial inspection within 50 flight hours, but not Later than 01 June 2001, according referenced Bombardier Rotax SB-912-029 respectively 58-914-018

b) every 100 flight hours inspection according referenced Bombardier Rotax SB-912-029

respectively SB-914-018

6. Accomplishment: The required action has to be accomplished by the manufacturer or by a Licensed/qualified person. An entry into the aircraft log has to be done.

7. Effective Date: 25. April 2001