# Airbus Service Bulletin CB36000-27-03 Copy: No revision named ("CB36000-27-03"), 6 pages: PDF https://openairdocs.org/files/sha256/73/f1/73f15ec290dda2f4251c814dc48f44af89fdf16d805af5b61b5ed7ab6541a0c1; text https://openairdocs.org/service-documents/airbus/cb36000-27-03/file/73f15ec290dd.md. Rights: © Airbus S.A.S. Filed by the FAA in regulations.gov docket FAA-2026-3473, the docket of AD 2026-12-05. Not covered by OpenAirDocs’ CC0 dedication. ## Details - Manufacturer: [Airbus](https://openairdocs.org/service-documents/airbus.md) - Type: Service bulletin (Service Bulletin) - Number: CB36000-27-03 - Page: https://openairdocs.org/service-documents/airbus/cb36000-27-03 ## Text (6 pages) Rights: © Airbus S.A.S. Filed by the FAA in regulations.gov docket FAA-2026-3473, the docket of AD 2026-12-05. Not covered by OpenAirDocs’ CC0 dedication. Each page's text from the PDF; open the PDF at a page with #page=N. ### Page 1 AIRCRAFT GROUP SERVICE BULLETIN FLIGHT CONTROLS - INBOARD AILERON SERVOCONTROL ASSEMBLY - ACTUATOR OVERSTRESS INSPECTION © Copyright Moog Inc. 2023 This document and the information contained herein are the property of Moog Inc. Recipient agrees to hold all such information in confidence and agrees it shall be used only in accordance with applicable agreements and shall not be used for any purpose, including but without limitation, it is not to be used in the creation, manufacture, development, or derivation of any repairs, modifications, spare parts, or configuration changes or to obtain FAA or any other government or regulatory approval to do so. Recipient agrees not to disclose such information to any third party except as provided for in agreements. Copying or disclosure by anyone with written permission is not authorized and may result in criminal and/or civil liability. If consent is given for reproduction in whole or in part, this notice and the notice set forth on each page of this document shall appear in any such reproduction whether in whole or in part. This document contains U.S. origin technical data controlled for export under the Export Administration Regulations (EAR), 15 CFR Parts 730-774, ECCN 9E991. Violations of these laws may be subject to fines and penalties under the Export Administration Act. CB36000-27-03 Rev Original: Aug 1/23 Page 1 of 6 Moog Proprietary Information. Subject to intellectual property and other restrictions on first page. 1. PLANNING INFORMATION A. Effectivity This service bulletin is applicable to the following hardware: *P/N Nomenclature Serial Numbers CB36000-002 INBOARD AILERON SERVOCONTROL ASSEMBLY 01400627, 01400660 *Effectivity applies to base model and all Amendment configurations NOTE: Items with callout numbers marked in parentheses refer to Component Maintenance Publication (CMP) 27-18-03 for Inboard Aileron Servocontrol (SC) Assembly Illustrated Parts Data (IPD) unless stated differently. B. Concurrent Requirements None C. Reason Some load path components have exceeded the limit load ratings during testing procedures and must be replaced upon inspection. D. Description This service bulletin provides instructions to inspect and replace any components that are affected by excessive external load conditions. E. Compliance Recommended Service Bulletin recommended to be accomplished to prevent significant operational disruptions. ### Page 2 AIRCRAFT GROUP SERVICE BULLETIN FLIGHT CONTROLS - INBOARD AILERON SERVOCONTROL ASSEMBLY - ACTUATOR OVERSTRESS INSPECTION CB36000-27-03 Rev Original: Aug 1/23 Page 2 of 6 Moog Proprietary Information. Subject to intellectual property and other restrictions on first page. F. Approval The inspection procedures described in this SB are reviewed and technically accepted by Airbus to apply to the Airbus fleet affected. This service bulletin does not contain any change information that revises the equipment definition covered by Airbus approved modifications. G. Manpower Inspection: .25 hours Repair: 10 hours H. Weight and Balance None I. Electrical Load Data Not changed J. Software Accomplishment Summary Not applicable K. References 1. Directly related data: Component Maintenance Publication (CMP) 27-18-03 for Inboard Aileron Servocontrol Assembly L. Publications Affected Component Maintenance Publication (CMP) 27-18-03 for Inboard Aileron Servocontrol Assembly M. Interchangeability Not applicable ### Page 3 AIRCRAFT GROUP SERVICE BULLETIN FLIGHT CONTROLS - INBOARD AILERON SERVOCONTROL ASSEMBLY - ACTUATOR OVERSTRESS INSPECTION CB36000-27-03 Rev Original: Aug 1/23 Page 3 of 6 Moog Proprietary Information. Subject to intellectual property and other restrictions on first page. 2. MATERIAL INFORMATION A. Material - Price and Availability The parts required to accomplish this service bulletin are listed below in Table 2-1. For more information refer to CMP 27-18-03. Fig.-Item New P/N Qty Nomenclature Old Part Number Disposition *Price 7-10 CA72397-003 1 ASSEMBLY, ROD END CA72397-003 C FOC 7-40 CA72400-AR 1 SPACER, LOCKING, ROD END CA72400-AR C FOC 7-100 CA72401-001 1 RETAINER, THREADED CA72401-001 C FOC 7-110 CB03327-002 1 TAILSTOCK ASSEMBLY CB03327-002 C FOC 7-120 AS5782P10-237 2 RING, BACK-UP AS5782P10-237 C FOC 7-130 NAS1611-237A 1 O-RING NAS1611-237A C FOC 7-160 CA68010-224-001 2 SCRAPER, ROD CA68010-224-001 C FOC 7-170 CA68009-224-001 2 SEAL ASSEMBLY, ROD, SECONDARY CA68009-224-001 C FOC 7-180 CA68008-224-001 2 SEAL ASSEMBLY, ROD, PRIMARY CA68008-224-001 C FOC 7-200 CA87064-338SP001 1 PISTON RING ASSEMBLY CA87064-338SP001 C FOC 7-210 CA90451-338SP 1 SEAL ASSEMBLY, PISTON CA90451-338SP C FOC 7-260 AS5782R10-228 2 RING, BACK-UP AS5782R10-228 C FOC 7-270 NAS1611-228A 1 O-RING NAS1611-228A C FOC 7-300 AS5782R10-230 2 RING, BACK-UP AS5782R10-230 C FOC 7-310 NAS1611-230A 1 O-RING NAS1611-230A C FOC NA SKYDROL (66164) AR HYDRAULIC FLUID SKYDROL (66164) NA FOC NA AEROSHELL 33 (C99149-002) AR GREASE AEROSHELL 33 (C99149-002) NA FOC NA TRIBOLUBE 36RPC (B94859-001) AR GREASE TRIBOLUBE 36RPC (B94859-001) NA FOC NA COR-BAN 27L (B93591-001) AR CORROSION INHIBITING COMPOUND COR-BAN 27L (B93591-001) NA FOC NA DAPCO 2100 (CB12448-01) AR SEALANT DAPCO 2100 (CB12448-01) NA FOC NA MS20995C20 AR LOCK WIRE MS20995C20 C FOC NA TT-I-735A AR ISOPROPYL ALCOHOL (IPA) TT-I-735A NA FOC C Discard and replace with part from reliable source NA Not applicable AR As required * Free of charge (FOC) Table 2-1: Parts Required to Accomplish this Service Bulletin ### Page 4 AIRCRAFT GROUP SERVICE BULLETIN FLIGHT CONTROLS - INBOARD AILERON SERVOCONTROL ASSEMBLY - ACTUATOR OVERSTRESS INSPECTION CB36000-27-03 Rev Original: Aug 1/23 Page 4 of 6 Moog Proprietary Information. Subject to intellectual property and other restrictions on first page. B. Industry Support Information Parts and labor required to accomplish this service bulletin are free of charge. Direct any questions about the contents of this service bulletin to: Moog Commercial Aftermarket Service Center CASC@moog.com Phone: +1 (716) 687-7900 C. List of Components Refer to Table 2-1 in Section 2.A. Material Price and availability D. Subcomponents to be re-identified Not applicable E. Tooling None F. Special Tools None ### Page 5 AIRCRAFT GROUP SERVICE BULLETIN FLIGHT CONTROLS: INBOARD AILERON SERVOCONTROL ASSEMBLY - ACTUATOR OVERSTRESS INSPECTION CB36000-27-03 Rev Original: Aug 1/23 Page 5 of 6 Moog Proprietary Information. Subject to intellectual property and other restrictions on first page. 3. ACCOMPLISHMENT INSTRUCTIONS A. General None B. Preparation None C. Procedure 1. Inspect serial number of Inboard Aileron Servocontrol assembly on identification plate (30, IPD Fig 2): a. If serial number is listed in Effectivity 1.A. and if the VSB number "27-03" is not mentioned in the "REVALIDATION INSPECT" block on identification plate (30, IPD Fig 2), continue to paragraph 3.C.2. to replace affected components. b. If serial number is not listed in Effectivity 1.A. or if the VSB number "27-03" is mentioned in the "REVALIDATION INSPECT" block on identification plate (20, IPD Fig 2), no further action is necessary to accomplish this service bulletin. 2. Replace the components listed in Table 2-1 in accordance with CMP 27-18-03. D. Re-identification of Equipment 1. identification plate (30, IPD Fig 2) with date of SB accomplishment in accordance with SAE-AS478, method 15A3, or 2A1. Refer to Figure 3-1. 2. -03 identification plate (30, IPD Fig 2) in accordance with SAE-AS478, method 15A3, or 2A1. Refer to Figure 3-1. E. Test 1. Test Inboard Aileron Servocontrol assembly in accordance with CMP 27-18-03. F. Close-up None ### Page 6 AIRCRAFT GROUP SERVICE BULLETIN FLIGHT CONTROLS - INBOARD AILERON SERVOCONTROL ASSEMBLY - ACTUATOR OVERSTRESS INSPECTION CB36000-27-03 Rev Original: Aug 1/23 Page 6 of 6 Moog Proprietary Information. Subject to intellectual property and other restrictions on first page. 27-03 MMYYYY Figure 3-1: Identification Plate Example --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.