AD 2007-17-08 Airworthiness Directives; DG Flugzeugbau GmbH Model DG-500MB Gliders and Glaser-Dirks Flugzeugbau GmbH Model DG-800B Gliders

This AD applies to Models DG-500MB and DG-800B gliders, all serial numbers, that: (1) Have SOLO engine 2 625 01 equipped with optional slip-clutch sets, SOLO part number (P/N) 29 00 202, installed; or (2) Have SOLO engine 2 625 02 equipped with optional slip-clutch sets, SOLO P/N 29 00 202, installed; and (3) Are certificated in any category.

Unless already done, do the following actions. (1) Before further flight after September 10, 2007 (the effective date of this AD): (i) Remove the cover plate of the slip-clutch; (ii) Inspect the friction pads for wear. Dimension in new condition is .335 inches (8.5 mm), the wear limit is .256 inches (6.5 mm); (iii) Inspect the slip-clutch shoes on the contact surface to the hub for wear. The wear limit is .039 inches (1 mm); (iv) Replace any parts found to be outside the wear limit; and (v) Assemble the slip-clutch with a new cover plate, P/N 2042888. (2) Every 12.5 hours time-in-service (TIS) after doing the actions required by paragraph (f)(1) of this AD, repetitively inspect the slip-clutch and replace any parts found to be outside the wear limit before further flight after the inspection in which the part(s) exceeds the specified limit. (3) Every 25 hours TIS after September 10, 2007 (the effective date of this AD), inspect the tiltplay of the clutch drum on the hub for excessive play. (i) With the tooth belt released, measure the play in the axial direction on the starter gear. The play limit is .024 inches (0.6 mm); and (ii) Before further flight after any inspection in which excessive play is found, replace with an FAA-approved part that is new or overhauled by the manufacturer. (4) Every 50 hours TIS after September 10, 2007 (the effective date of this AD), replace the slip-clutch with an FAA-approved part that is new or overhauled by the manufacturer. (5) As of September 10, 2007 (the effective date of this AD), only install slip-clutch cover plate P/N 2042888. (6) Each time before the slip-clutch is mounted, degrease the taper of the crankshaft and the hub of the clutch with thinner following the instructions in the service bulletin specified in paragraph (f)(7) of this AD. The pound inches equivalent to 120 Nm is 1062.1. (7) Do all actions required by this AD following SOLO Kleinmotoren GmbH Service Bulletin Nr. 4600-2-2, dated December 27, 2006. 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 Staff, FAA, ATTN: Gregory Davison, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4130; fax: (816) 329-4090, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. 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 2120π0056. Related Information (h) Refer to MCAI European Aviation Safety Agency (EASA) Emergency AD No. 2007-0001R1-E, dated January 10, 2007, and SOLO Kleinmotoren GmbH Service Bulletin Nr. 4600-2-2, dated December 27, 2006, for related information. Material Incorporated by Reference (i) You must use SOLO Kleinmotoren GmbH Service Bulletin Nr. 4600-2-2, dated December 27, 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 SOLO Kleinmotoren GmbH, Customer Support, 71050 Sindelfingen, Germany; telephone: +49-(0) 7031-301-210; fax: +49-(0) 7031-301-136; e-mail: wolfgang.emmerich@solo-germany.com. (3) You may review copies at the FAA, Central Region, Office of the Regional Counsel, 901 Locust St., Room 506, Kansas City, Missouri 64016; 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/federalπregister/cfr/ibr-locations.html. Issued in Kansas City, Missouri on August 14, 2007. Terry L. Chasteen, Acting Manager, Small Airplane Directorate, Aircraft Certification Service. [FR Doc. 07-4090 Filed 8-20-07; 8:45 am] BILLING CODE 4910-13-P

Unless already done, do the following actions. (1) Before further flight after September 10, 2007 (the effective date of this AD): (i) Remove the cover plate of the slip-clutch; (ii) Inspect the friction pads for wear. Dimension in new condition is .335 inches (8.5 mm), the wear limit is .256 inches (6.5 mm); (iii) Inspect the slip-clutch shoes on the contact surface to the hub for wear. The wear limit is .039 inches (1 mm); (iv) Replace any parts found to be outside the wear limit; and (v) Assemble the slip-clutch with a new cover plate, P/N 2042888. (2) Every 12.5 hours time-in-service (TIS) after doing the actions required by paragraph (f)(1) of this AD, repetitively inspect the slip-clutch and replace any parts found to be outside the wear limit before further flight after the inspection in which the part(s) exceeds the specified limit. (3) Every 25 hours TIS after September 10, 2007 (the effective date of this AD), inspect the tiltplay of the clutch drum on the hub for excessive play. (i) With the tooth belt released, measure the play in the axial direction on the starter gear. The play limit is .024 inches (0.6 mm); and (ii) Before further flight after any inspection in which excessive play is found, replace with an FAA-approved part that is new or overhauled by the manufacturer. (4) Every 50 hours TIS after September 10, 2007 (the effective date of this AD), replace the slip-clutch with an FAA-approved part that is new or overhauled by the manufacturer. (5) As of September 10, 2007 (the effective date of this AD), only install slip-clutch cover plate P/N 2042888. (6) Each time before the slip-clutch is mounted, degrease the taper of the crankshaft and the hub of the clutch with thinner following the instructions in the service bulletin specified in paragraph (f)(7) of this AD. The pound inches equivalent to 120 Nm is 1062.1. (7) Do all actions required by this AD following SOLO Kleinmotoren GmbH Service Bulletin Nr. 4600-2-2, dated December 27, 2006. 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 Staff, FAA, ATTN: Gregory Davison, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4130; fax: (816) 329-4090, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. 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 2120π0056. Related Information (h) Refer to MCAI European Aviation Safety Agency (EASA) Emergency AD No. 2007-0001R1-E, dated January 10, 2007, and SOLO Kleinmotoren GmbH Service Bulletin Nr. 4600-2-2, dated December 27, 2006, for related information. Material Incorporated by Reference (i) You must use SOLO Kleinmotoren GmbH Service Bulletin Nr. 4600-2-2, dated December 27, 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 SOLO Kleinmotoren GmbH, Customer Support, 71050 Sindelfingen, Germany; telephone: +49-(0) 7031-301-210; fax: +49-(0) 7031-301-136; e-mail: wolfgang.emmerich@solo-germany.com. (3) You may review copies at the FAA, Central Region, Office of the Regional Counsel, 901 Locust St., Room 506, Kansas City, Missouri 64016; 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/federalπregister/cfr/ibr-locations.html. Issued in Kansas City, Missouri on August 14, 2007. Terry L. Chasteen, Acting Manager, Small Airplane Directorate, Aircraft Certification Service. [FR Doc. 07-4090 Filed 8-20-07; 8:45 am] BILLING CODE 4910-13-P