AD 2007-19-14 Airworthiness Directives; Pilatus Aircraft Limited Model PC-6 Series Airplanes

Makes named: pilatus. Read the applicability below — it usually turns on serial or part numbers too.

This AD applies to: (1) Models PC-6, PC-6-H1, PC-6-H2, PC-6/350, PC-6/350-H1, PC-6/350-H2, PC-6/A, PC-6/A-H1, PC-6/A-H2, PC-6/B-H2, PC-6/B1-H2, PC-6/B2-H2, PC-6/B2-H4, PC-6/C-H2, and PC-6/C1-H2 airplanes (these airplanes are also identified as Fairchild Republic Company PC-6 airplanes, Fairchild Industries PC-6 airplanes, Fairchild Heli Porter PC-6 airplanes, or Fairchild-Hiller Corporation PC-6 airplanes); (2) Manufacturer serial numbers (MSN) 101 through 999 and MSN 2001 through 2092; (3) Airplanes that are equipped with left wing strut fitting part number (P/N) 6102.0041.00, P/N 111.35.06.055, P/N 111.35.06.184, or P/N 111.35.06.185; or equipped with right wing strut fitting P/N 6102.0041.00, P/N 111.35.06.056, P/N 111.35.06.184, or P/N 111.35.06.186, or FAA-approved equivalent part numbers; and (4) Airplanes that are certificated in any category.

Unless already done, do the following actions: (1) For airplanes that have not had both wing strut fittings replaced within the last 100 hours time-in-service (TIS) since September 26, 2007 (the effective date of this AD) or inspected using an eddy current inspection method following Pilatus Aircraft Ltd. Service Bulletin No. 57-004, dated April 16, 2007, within the last 100 hours TIS since September 26, 2007 (the effective date of this AD): Before further flight after September 26, 2007 (the effective date of this AD), visually inspect the upper wing strut fittings and examine the spherical bearings following Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. (2) For all airplanes: Within 25 hours TIS after September 26, 2007 (the effective date of this AD) or within 30 days after September 26, 2007 (the effective date of this AD), whichever occurs first, visually and using eddy current methods, inspect the upper wing strut fittings and examine the spherical bearings following Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. (3) For all airplanes: After doing the inspection specified in paragraph (f)(2) of this AD, repetitively at intervals not to exceed 100 hours TIS or 3 months, whichever occurs first, visually and using eddy current methods, inspect the upper wing strut fittings and examine the spherical bearings following Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. (4) For all airplanes: If during any inspection required by paragraph (f)(1), (f)(2), or (f)(3) of this AD cracks are found in the upper wing strut fitting, before further flight, replace the wing strut fitting following the Accomplishment Instructions in Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. Replacement of one or both upper wing strut fitting(s) does not terminate the repetitive inspection specified in paragraph (f)(3) of this AD. (5) For all airplanes: If during any inspection required by paragraph (f)(1), (f)(2), or (f)(3) of this AD the spherical bearing is found not in conformity, before further flight, replace the bearing following the Accomplishment Instructions in Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. FAA AD Differences Note: This AD differs from the MCAI and/or service information as follows: No differences. Other FAA AD Provisions (g) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, Standards Office, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. Send information to ATTN: Doug Rudolph, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4059; fax: (816) 329-4090. Before using any approved AMOC on any airplane to which the AMOC applies, notify your appropriate principal inspector (PI) in the FAA Flight Standards District Office (FSDO), or lacking a PI, your local FSDO. (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 (h) Refer to MCAI European Aviation Safety Agency (EASA) AD No: 2007-0241-E, dated September 05, 2007; Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007; and Pilatus Aircraft Ltd. Service Bulletin No. 57-004, dated April 16, 2007, for related information. Material Incorporated by Reference (i) You must use Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007, 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 Pilatus Aircraft Ltd., Customer Liaison Manager, CH 6371 STANS, Switzerland; telephone: + 41 (0)41 619 6580; fax: + 41 (0)41 619 6576; e-mail: fodermatt@pilatus aircaft.com. (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/cfr/ibr-locations.html. Issued in Kansas City, Missouri on September 13, 2007. Kim Smith, Manager, Small Airplane Directorate, Aircraft Certification Service. [FR Doc. E7-18476 Filed 9-20-07; 8:45 am] BILLING CODE 4910-13-P

Unless already done, do the following actions: (1) For airplanes that have not had both wing strut fittings replaced within the last 100 hours time-in-service (TIS) since September 26, 2007 (the effective date of this AD) or inspected using an eddy current inspection method following Pilatus Aircraft Ltd. Service Bulletin No. 57-004, dated April 16, 2007, within the last 100 hours TIS since September 26, 2007 (the effective date of this AD): Before further flight after September 26, 2007 (the effective date of this AD), visually inspect the upper wing strut fittings and examine the spherical bearings following Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. (2) For all airplanes: Within 25 hours TIS after September 26, 2007 (the effective date of this AD) or within 30 days after September 26, 2007 (the effective date of this AD), whichever occurs first, visually and using eddy current methods, inspect the upper wing strut fittings and examine the spherical bearings following Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. (3) For all airplanes: After doing the inspection specified in paragraph (f)(2) of this AD, repetitively at intervals not to exceed 100 hours TIS or 3 months, whichever occurs first, visually and using eddy current methods, inspect the upper wing strut fittings and examine the spherical bearings following Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. (4) For all airplanes: If during any inspection required by paragraph (f)(1), (f)(2), or (f)(3) of this AD cracks are found in the upper wing strut fitting, before further flight, replace the wing strut fitting following the Accomplishment Instructions in Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. Replacement of one or both upper wing strut fitting(s) does not terminate the repetitive inspection specified in paragraph (f)(3) of this AD. (5) For all airplanes: If during any inspection required by paragraph (f)(1), (f)(2), or (f)(3) of this AD the spherical bearing is found not in conformity, before further flight, replace the bearing following the Accomplishment Instructions in Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007. FAA AD Differences Note: This AD differs from the MCAI and/or service information as follows: No differences. Other FAA AD Provisions (g) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, Standards Office, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. Send information to ATTN: Doug Rudolph, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4059; fax: (816) 329-4090. Before using any approved AMOC on any airplane to which the AMOC applies, notify your appropriate principal inspector (PI) in the FAA Flight Standards District Office (FSDO), or lacking a PI, your local FSDO. (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 (h) Refer to MCAI European Aviation Safety Agency (EASA) AD No: 2007-0241-E, dated September 05, 2007; Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007; and Pilatus Aircraft Ltd. Service Bulletin No. 57-004, dated April 16, 2007, for related information. Material Incorporated by Reference (i) You must use Pilatus Aircraft Ltd. Service Bulletin No. 57-005, dated August 30, 2007, 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 Pilatus Aircraft Ltd., Customer Liaison Manager, CH 6371 STANS, Switzerland; telephone: + 41 (0)41 619 6580; fax: + 41 (0)41 619 6576; e-mail: fodermatt@pilatus aircaft.com. (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/cfr/ibr-locations.html. Issued in Kansas City, Missouri on September 13, 2007. Kim Smith, Manager, Small Airplane Directorate, Aircraft Certification Service. [FR Doc. E7-18476 Filed 9-20-07; 8:45 am] BILLING CODE 4910-13-P