AD 2007-06-06 Airworthiness Directives; B-N Group Ltd. BN-2, BN-2A, BN-2B, BN-2T, and BN-2T-4R Series (All Individual Models Included in Type Certificate Data Sheet (TCDS) A17EU, Revision 16, Dated December 9, 2002), and BN-2A-Mklll Trislander Series (All Individual Models Included in Type Certificate Data Sheet (TCDS) A29EU, Revision 4, Dated December 9, 2002) Airplanes

This AD applies to B-N Group Ltd BN-2, BN-2A, BN-2B, BN-2T, and BN-2T-4R Series (all individual models included in Type Certificate Data Sheet (TCDS) A17EU, Revision 16, dated December 9, 2002), and BN-2A-Mklll Trislander Series (all individual models included in TCDS A29EU, Revision 4, dated December 9, 2002) airplanes, certificated in any category. Reason (d) The mandatory continuing airworthiness information (MCAI) states: * * * incidences have been reported to Britten-Norman Aircraft Ltd. where cracks have been found in the inner shell of the pitot/static pressure heads. If not corrected this could result in incorrect readings on the pressure instrumentation, e.g. altimeters, vertical speed indicators (rate-of-climb) and airspeed indicators.

Unless already done, do the following actions in accordance with Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006: (1) Within the next 60 days after the effective date of this AD, perform the inspection procedure and the leak test procedure as detailed in Section 6 Action, of Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006. Repeat this inspection procedure and the leak test procedure at intervals not to exceed 500 hours time-in-service (TIS). (2) In addition, within 500 hours after the initial inspection, perform an initial inspection of the drain traps for moisture. Repeat this inspection at intervals not to exceed 500 hours TIS. (3) Before further flight, after any inspection or procedure required by this AD, correct, modify, or replace, as specified in the service information. FAA AD Differences Note: This AD differs from the MCAI and/or service information as follows: This AD references the service bulletin as Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006; and the MCAI references the service bulletin as B-N Service Bulletin 310 Issue 2. Other FAA AD Provisions (f) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, Standards Staff, FAA, ATTN: Taylor B. Martin, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4138; facsimile: (816) 329-4090, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. (2) Airworthy Product: For any requirement in this AD to obtain corrective actions from a manufacturer or other source, use these actions if they are FAA-approved. Corrective actions are considered FAA-approved if they are approved by the State of Design Authority (or their delegated agent). You are required to assure the product is airworthy before it is returned to service. (3) Reporting Requirements: For any reporting requirement in this AD, under the provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et seq. ), the Office of Management and Budget (OMB) has approved the information collection requirements and has assigned OMB Control Number 2120-0056. Related Information (g) Refer to MCAI European Aviation Safety Agency (EASA), AD No.: 2006-0143, dated May 30, 2006; and Britten-Norman Service Bulletin SB 310, Issue 2, dated March 1, 2006, for related information. Material Incorporated by Reference You must use Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006 to do the actions required by this AD, unless the AD specifies otherwise. (1) The Director of the Federal Register approved the incorporation by reference of this service information under 5 U.S.C. 552(a) and 1 CFR part 51. (2) For service information identified in this AD, contact Britten-Norman Aircraft Limited, Bembridge Airport, Isle of Wight, United Kingdom, PO35 5PR. (3) You may review copies at the FAA, Central Region, Office of the Regional Counsel, 901 Locust, Room 506, Kansas City, Missouri 64106; or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html . Issued in Kansas City, Missouri, on March 6, 2007. Kim Smith, Manager, Small Airplane Directorate, Aircraft Certification Service. [FR Doc. E7-4729 Filed 3-15-07; 8:45 am] BILLING CODE 4910-13-P

Unless already done, do the following actions in accordance with Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006: (1) Within the next 60 days after the effective date of this AD, perform the inspection procedure and the leak test procedure as detailed in Section 6 Action, of Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006. Repeat this inspection procedure and the leak test procedure at intervals not to exceed 500 hours time-in-service (TIS). (2) In addition, within 500 hours after the initial inspection, perform an initial inspection of the drain traps for moisture. Repeat this inspection at intervals not to exceed 500 hours TIS. (3) Before further flight, after any inspection or procedure required by this AD, correct, modify, or replace, as specified in the service information. FAA AD Differences Note: This AD differs from the MCAI and/or service information as follows: This AD references the service bulletin as Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006; and the MCAI references the service bulletin as B-N Service Bulletin 310 Issue 2. Other FAA AD Provisions (f) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, Standards Staff, FAA, ATTN: Taylor B. Martin, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4138; facsimile: (816) 329-4090, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. (2) Airworthy Product: For any requirement in this AD to obtain corrective actions from a manufacturer or other source, use these actions if they are FAA-approved. Corrective actions are considered FAA-approved if they are approved by the State of Design Authority (or their delegated agent). You are required to assure the product is airworthy before it is returned to service. (3) Reporting Requirements: For any reporting requirement in this AD, under the provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et seq. ), the Office of Management and Budget (OMB) has approved the information collection requirements and has assigned OMB Control Number 2120-0056. Related Information (g) Refer to MCAI European Aviation Safety Agency (EASA), AD No.: 2006-0143, dated May 30, 2006; and Britten-Norman Service Bulletin SB 310, Issue 2, dated March 1, 2006, for related information. Material Incorporated by Reference You must use Britten-Norman Service Bulletin Number SB 310, Issue 2, dated March 1, 2006 to do the actions required by this AD, unless the AD specifies otherwise. (1) The Director of the Federal Register approved the incorporation by reference of this service information under 5 U.S.C. 552(a) and 1 CFR part 51. (2) For service information identified in this AD, contact Britten-Norman Aircraft Limited, Bembridge Airport, Isle of Wight, United Kingdom, PO35 5PR. (3) You may review copies at the FAA, Central Region, Office of the Regional Counsel, 901 Locust, Room 506, Kansas City, Missouri 64106; or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html . Issued in Kansas City, Missouri, on March 6, 2007. Kim Smith, Manager, Small Airplane Directorate, Aircraft Certification Service. [FR Doc. E7-4729 Filed 3-15-07; 8:45 am] BILLING CODE 4910-13-P