Title Page
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Document No.
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Audit Title
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Client / Site
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Conducted on
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Prepared by
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Location
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Personnel
Para 4 Terms of Approval
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Para 4.1. Has the organisation specified its scope of approval in an exposition or a maintenance organisation manual?
Para 5. Extent of Approval
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Para 5.1. Does the organisation fabricate a restricted range of parts, in conformity with maintenance data, for use in the course of undergoing work within its own facilities, as identified in the maintenance organisation manual?
Para 6 Maintenance Organisation Manual
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Para 6.1 a). Does the maintenance organisations manual contain a statement signed by the accountable manager to confirm that the organisation will continuously work in accordance with this Chapter A8-24 and the manual at all times?
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Para 6.1 b). Does the maintenance organisations manual contain the organisations scope of work?
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Para 6.1 c). Does the maintenance organisations manual identify the title(s) and name(s) od person(s) referred to in paragraph 8.2?
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Para 6.1 d). Does the maintenance organisations manual have an organisation chart showing associated chains of responsibility between the person(s) referred to in paragraph 8.2?
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Para 6.1 e). Does the maintenance organisations manual have a list of certifying staff with their scope of approval?
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Para 6.1 f). Does the maintenance organisations manual list the locations where maintenance is carried out, together with a general description of the facilities?
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Para 6.1 g). Does the maintenance organisations manual contain procedures that specify how the maintenance organisation ensures compliance with this Requirement?
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Para 6.1 h). Does the manual have an amendment procedure?
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Para 6.1 i). For aircraft of military design and service, does the manual have procedures to ensure that arrangements have been made to maintain and safely operate specialist equipment and systems?
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Para 6.2. Has the maintenance organisation manual and the amendments to the manual been approved by the CAA?
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Para 6.3. Notwithstanding paragraph 6.2, have minor amendments to the manual been approved through a procedure (hereinafter called indirect approval)?
Audit 2
Para 7. Facility
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Para 7.1 a). Has the organisation ensured that facilities have been provided for all planned work, specialised workshops and bays are segregated as appropriate, to ensure protection from contamination and the environment?
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Para 7.1 b). Has the organisation ensured that office accommodation has been provided for the management of all planned work including in particular, the completion of maintenance records?
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Para 7.1 c). Has the organisation ensured that secure storage facilities have been provided for components, equipment, tools and material, and that storage conditions ensure segreg5of unserviceable components and material from all other components, material, equipment and tools and storage conditions are in accordance with the manufacturer's instructions and access is restricted to authorised personnel?
Para 8. Personnel Requirements
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Para 8.1. Has the organisation appointed an accountable manager who has corporate authority for ensuring that all maintenance required by the customer can be financed and carried out to the standard required by this Chapter A8-24?
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Para 8.2. Has a person or group of persons been nominated with the responsibility of ensuring that the organisation is always in compliance with this paragraph 8 and such person(s) are ultimately responsible to the accountable manager?
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Para 8.3. Are all paragraph 8.2 persons able to show relevant knowledge, background and appropriate experience related to aircraft and/or component maintenance?
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Para 8.4. Does the organisation have appropriate staff for the normal expected contracted work?
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Para 8.4. The use of temporarily sub-contracted staff is permitted in the case of higher than normally expected contracted work and only for personnel not issuing a certificate of release to service.
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Para 8.4 a). When the organisation uses volunteers to support the maintenance of an aircraft are the aircraft only eligible for a National Permit to Fly?
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Para 8.4 b). For long term restoration work of Permit to Fly aircraft, and the organisation has utilised throughout the project, temporary staff have they have been under the management and contol of the nominated engineer?
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Para 8.5. Has the qualification of all personnel involved in maintenance been demonstrated and recorded?
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Para 8.6. Are personnel who carry out specialised tasks such as welding, non-destructive testing/inspection other than colour contrast qualified in accordance with an officially recognised standard?
Audit 3
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Para 8.7. Has the maintenance organisation sufficient certifying staff to issue certificates of release to service for aircraft and components, and do they comply with the requirements of BCAR Section L or Part 66?
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Para 8.7. Have certification authorisations been granted by the approved organisation been done so on a controlled basis for issuing a Permit Flight Release Certificate or for the issuing of a Permit Maintenance Release?
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Para 8.8 a). By derogation from paragraph 8.7, when the organisation has issued flight crew an authorisation for a repetitive pre-flight airworthiness directive, has this been done in accordance with an appropriate procedure in the organisations manual when its to support an operator involved in commercial operations and when the airworthiness directive specifically states that the flight crew may carry out such an airworthiness directive is this authorisation given to the aircraft commander on the basis of the flight crew licence held and provided the organisation has ensured that sufficient practical training has been carried out?
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Para 8.8 b). By derogation from paragraph 8.7, when the organisation has issued flight crew an authorisation, whilst operating at a remote location for a commercial operator, to the aircraft commander on the basis of the flight crew licence, has this been done in accordance with an approved procedure and once the maintenance organisation has ensured that sufficient practical training has been carried out?
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Para 8.9. By derogation from paragraphs 8.7 and 8.8, for the maintenance of aircraft that qualify for a National Permit to Fly, and there are no suitably qualified licensed personnel, has the organisation used unlicensed personnel once they have been assessed for technical competence and have appropriate, recent practical experience on the applicable airframe/engine type and agreed by the CAA?
Para 9 Certifying Staff
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Para 9.1. Has the organisation, in addition to paragraph 8.7, ensured that certifying staff can only exercise their privileges when, a) certifying staff can demonstrate that they are in compliance with this Requirement; b) in the preceding two-year period they have, either had six months of maintenance experience in accordance with the priveleges granted by the aircraft maintenance licence or, met the provision for the issue of the appropriate privileges; c) are able to read, write and communicate to an understandable level in the language(s) in which the technical documentation and procedures necessary to support the issue of the certificate of release to service are written; d) the certifying staff have an adequate understanding of the relevant aircraft and/or aircraft conponent(s) to be maintained, together with the associated organisation procedures?
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Para 9.2. In the following unforeseen cases, where an aircraft is grounded at a location other than the main base where there are no appropriate certifying staff available and the maintenance organisation has issued a one-off certification authorisation has this been to a) one of its employees that holds a type qualification on aircraft of similar technology, construction and systems; or b) to a person with less than three years maintenance experience that holds a valid ICAO aircraft maintenance licence rated for the aircraft type requiring certification, provided there is no organisation appropriately approved under this Requirement at that location, and the organisation has obtained and holds on file evidence of the experience and licence of that person; and in either case have all such cases been reported to the CAA within seven days of the issuance of the authorisation and any maintenance that could effect flight safety has been rechecked?
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Para 9.3. Has the approved maintenance organisation recorded all details concerning certifying staff and maintains a current list of all certifying staff together with their scope of approval, as part of the organisation's manual pursuant to sub-paragraph 6.1 e)?
Audit 4
Para 10 Components, Equipment and Tools
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Para 10.1 a). Does the organisation hold the equipment and tools specified in the maintenance data described in paragraph 11, or verified equivalents as listed in the maintenance organisation manual, as necessary for day-to-day maintenance within the scope of the approval?
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Para 10.1 b). Can the organisation demonstrate that it has access to all other equipment and tools used only on an occasional basis?
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Para 10.2. Are tools and equipment controlled and calibrated to an officially recognised standard, and are records of such calibrations and the standards used kept by the organisation?
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Para 10.3. Does the organisation inspect, classify and appropriately segregate all incoming components?
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Para 10.4 a). Are spare parts and components for aircraft of military origin obtained from original sources or known reputable suppliers or manufacturers as determined to be suitable?
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Para 10.4 b). Where parts are obtained from military, or other related sources, have the items been inspected and evaluated for physical condition, life details, completeness of records, modification status and compatibility with the aircraft serial number, and has acceptability of each item been assessed and recorded by an authorised certifying person prior to fitment, in accordance with procedures in the exposition?
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Para 10.4 c). Does the assessment of the condition of a component consider the need to carry out an internal examination to determine the effects of age and corrosion, a partial or full strip investigation has been carried out if the component's condition cannot be adequately determined by other means?
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Para 10.4 d). Have structural components been inspected for condition, damage and age related deterioration?
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Para 10.4 e). For engines, propellers, gearboxes and any other significant components, has their history and serviceability been adequatly established prior to installation, and if the component status cannot be confirmed has it been dismantled, inspected and if necessary overhauled in order to positively establish its serviceability, and in respect to all life-limited parts where it cannot be established that the records are accurate and complete are such parts scrapped?
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Para 10.4 f). Does standard aircraft hardware such as fasteners originate from recognised aviation sources and conform to the specified part number, and where specifications differ from items in civil use a formal statement of conformity for equivalence has been obtained?
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Para 10.4 g). Have items no longer manufactured or not available from recognised sources been only accepted if their serviceability and suitability has been determined by inspection or overhaul, and the use of alternative parts has been agreed by the manufacturer or by a competent design authority?
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Para 10.4 h). Does the organisation have a procedure that details the processes for the receipt and acceptance of components?
Audit 5
Para 11 Maintenance Data
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Para 11.1. Does the organisation have access to and use only applicable current maintenance data in the performance of maintenance, including modifications and repairs, and in the case of customer provided maintenance data is this available when the work is in progress?
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Para 11.2 a). Does the organisation have access to any applicable requirement, procedure, standard or information issued by the CAA?
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Para 11.2 b). Does the orgaisation have access to any applicable Airworthiness Directives (AD) or Mandatory Permit Directive (MPD)?
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Para 11.2 c). Does the organisation have access to any applicable instructions for continuing airworthiness, issued by type certificate holders, supplementary type certificate holders and any organisation that publishes such data in accordance with Part 21 or Chapter A8-21?
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Para 11.2 d). Does the organisation have access to any applicable data issued in accordance with A8-23, paragraph 10.4?
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Para 11.2 e). For aircraft operating on a Permit to Fly, does the organisation have access to the latest edition of the historical data?
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Para 11.3. Has the organisation ensured that all applicable maintenance data is current and readily available for use when required?
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Para 11.3. Has the organisation established a work card or worksheet system and, is the maintenance data either transcribed accurately on to the work cards or worksheets, or has made precise reference to the particular maintenance task or tasks contained in the maintenance data?
Para 12 Maintenance Work Order
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Para 12.1. Before commencement of maintenance has a written work order been agreed between the organisation and the organisation requesting maintenance that clarifies the maintenance to be carried out?
Audit 6
Para 13 Performance of Maintenance
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Para 13.1. Has all maintenance been performed by qualified personnel, following the methods, techniques, standards and inspections specified in the maintenance data, and has an independent inspection been carried out after any flight safety sensitive maintenance task, unless otherwise specified by the CAA?
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Para 13.2. Has all maintenance been performed using the tools, equipment and material specified in the maintenance data unless otherwise specified by the CAA and tools and equipment have been controlled in accordance with the requirements of paragraph 10.2?
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Para 13.3. Are areas in which maintenance is carried out well organised and clean in respect of dirt and contamination?
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Para 13.4. Has all maintenance been performed within any environmental limitations specified in the maintenance data?
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Para 13.5. In case of inclement weather or lengthy maintenance are proper facilities used?
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Para 13.6. After completion of all maintenance is a general verification carried out to ensure the aircraft or component is clear of all tools, equipment and any other extraneous parts and material, and that all access panels removed have been refitted?
Audit 7
Para 14 Component Maintenance
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Para 14.1. Has the maintenance of components been performed by a maintenance organisation appropriatly approved in accordance with this Requirement, or as agreed in writing by the CAA?
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Para 14.2. By derogation from paragraph 14.1, when the organisation has maintained a component in accordance with component maintenance data, under its A rating approved in accordance with this Requirement and only whilst such components are fitted to the aircraft, a UK CAA Approved Certificate has not been issued but certified in accordance with aircraft release requirements?
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Para 14.2. By derogation from paragraph 14.1, when the organisation has maintained an engine/auxiliary power unit (APU) component in accordance with engine/APU maintenance data, under its B rating approved in accordance with this Requirement and only whilst such components are fitted to the engine/APU, a UK CAA Approved Certificate has not been issued for the component?
15 Aircraft Defects
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Para 15.1. Has any defect that hazards flight safety been rectified before flight?
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Para 15.2. Have only appropriatly authorised certifying staff, using approved maintenance data, decided whether an aircraft defect hazards flight safety and when and which rectification action is taken before further flight and which defect rectification can be deferred?
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Pare 15.2. However this does not apply when a) the approved minimum equipment list (MEL), as mandated by the CAA, is used by the pilot; or b) aircraft defects are defined as being acceptable by the CAA.
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Para 15.3. Are aircraft defects that do not hazard flight safety rectified as soon as practicable and within any limits specified in the maintenance data?
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Para 15.4. Are any defects not rectified before flight recorded in the aircraft maintenance record system or operator's technical log system as applicable?
Audit 8
Para 16 Aircraft Certificate of Release to Service
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Para 16.1. At the completion of all required aircraft maintenance in accordance with this Requirement has an aircraft certificate of release to service been issued by appropriate certifying staff on behalf of the maintenance organisation?
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Para 16.2. For aircraft with a National Permit to Fly has a Permit Maintenance release as specified in BCAR Chapter A3-7 been issued only after it has been verified that all maintenance has been properly carried out in accrodance with the procedures specified in paragraph 6, and taking in to account the availability and use of the maintenance data specified in paragraph 11, and that there are no known non-compliances which hazard flight safety?
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Para 16.3. By derogation from paragraph 16.1, in the case of unforeseen situations, when an aircraft is grounded at a location where no appropriately approved maintenance organisation and no appropriate certifying staff are available, the owner may authorise any person, with not less than three years of appropriate maintenance experience and holding the proper qualifications, to maintain according to the standards set out in this Requirement and release the aircraft. The owner shall in that case: a) obtain and keep in the aircraft record details of all the work carried out and of the qualifications held by that person issueing the certification; and b) ensure that any such maintenance is rechecked and released by an organisation approved in accordance with this Requirement at the earliest opportunity but within a period not exceeding seven days; and c) notify the organisation responsible for the continuing airworthiness management of the aircraft when contracted, or the CAA in the absence of such a contract, within seven days of the issuance of such certification authorisation.
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Para 16.4 a). Does the Certificate of Release to Service contain basic details of the maintenance carried out?
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Para 16.4 b). Does the Certificate of Release to Service contain the date such maintenance was completed?
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Para 16.4 c). Does the Certificate of Release to Service contain the identity of the organisation issuing the release to service and includes the approval reference of the maintenance organisation, the certifying staff issuing the certificate or in the case of a certificate of release to service described under paragraph 16.2 the identity and licence number of the certifying staff issueing such a certificate?
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Para 16.4 d). Does the Certificate of Release to Service contain the limitations to airworthiness or operations, if any?
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Para 16.5. By derogation from paragraph 16.1 and notwithstanding the provisions of paragraph 16.6, when the maintenance prescribed cannot be completed, does the certificate of release to service include the details of the incomplete maintenance with any applicable limitations of the airworthiness or the operations, and the details entered before its issue as part of the information required in sub-paragraph 16.4 d)?
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Para 16.6. Has a Certificate of Release to Service been issued when there is a known non-compliance that endangers flight safety?
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Para 16.7. Does the Certificate of Release to Service relate to the task specified in the relevant maintenance data and contains the following statement: 'The work recorded above has been carried out in accordance with the requirements of the Air Navigation Order for the time being in force and in that respect the aircraft/equipment is considered fit for release to service.'
Áudit 9
Para 17 Component Certificate of Release to Service
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Para 17.1. Has the organisation, at the completion of all required component maintenance, in accordance with this Requirement, a component Certificate of Release to Service, UK CAA Approved Certificate, been issued?
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Para 17.1. This document constitutes the component certificate of release to service; except when such maintenance on aircraft components has been performed in accordance with paragraph 14.2, or aircraft components have been fabricated in accordance with paragraph 5.1, in which case the aircraft release procedures in accordance with paragraph 16.
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Para 17.2. Have components that are intended only for installation on aircraft eligible for a Permit to Fly, been issued a UK CAA Approved Certificate for Permit Aircraft contained in Chapter A3-7 on the completion of any work whilst off aircraft?
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Para 17.2. When an organisation maintains a component for its own use, a UK CAA Approved Certificate may not be necessary depending upon the organisations internal release procedures, defined in the exposition.
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Para 17.3. The component Certificate Release to Service document, UK CAA Approved Certificate, may be generated from a computer database.
Para 18 Maintenance Records
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Para 18.1. Has the approved maintenance organisation recorded all details of work carried out, all records necessary to prove all requirements have been met for issuance of the certificate of release to service including sub-contractor's release documents are retained?
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Para 18.2. Has the approved maintenance organisation provided a copy of each certificate of release to service to the aircraft owner, together with a copy of any specific approved repair/modification data used for repairs/modifications carried out?
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Para 18.3. Has the approved maintenance organisation retained a copy of all maintenance records and any associated maintenance data for three years from the date the aircraft, or aircraft component to which the work relates, was released from the approved maintenance organisation?
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Para 18.3 a). Have the records been stored in a manner that ensures protection from damage, alteration and theft?
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Para 18.3 b). Has all computer hardware used to ensure backup been stored in a different location from that containing the working data in an environment that ensures they remain in good condition?
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Para 18.3 c). Where the approved maintenance organisation terminates its operation, are all retained maintenance records covering the last three years distributed to the last owner or customer of the respective aircraft or component, stored as specified by the CAA?
Audit 10
Para 19 Privileges of the Organisation
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Para 19.1 a). Has tge organisation only maintained aircraft and /or component for which it is approved at the locations specified in the approval certificate and the Maintenance Organisation Manual?
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Para 19.1 b). Has the organisation arranged for the performance of specialised services which is under the control of the maintenance organisatiin at another organisation that is appropriately qualified and is subject to an appropriate procedures that have been established as part of tge Maintenance Organisation Manual that has been approved by the CAA?
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Para 19.1 c). Does the organisation only maintain any aircraft and/or component for which it is approved at any location subject to the need of such maintenance arising from unserviceability of the aircraft or from the necessity of supporting occasional maintenance in accordance with a specified procedure in the Maintenance Organisation Manual?
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Para 19.1 d). Has the organisation issued certificates of release to service on completion of maintenance in accordance with paragraphs 16 and 17?
Para 20 Organisational Review
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Para 20.1. Has the organisation organised and conducted organisational reviews on a regular basis?
Para 21 Change to the Approved Maintenance Organisation
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Para 21.1. Has the organisation notified the CAA of any proposal to carry out any of the following changes, before such changes take place: a) the name of the organisation; b) the location of the organisation; c) additional locations of the organisation; d) the accountable manager; e) any of tge persons specified in paragraph 8.2; f) the facilities, equipment, tools, material, procedures, work scope and certifying staff that could affect the approval?
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Para 21.2. In the case of proposed changes in personnel not known to the management beforehand, have these changes been notified at the earliest opportunity?
Para 22 Continued Validity of Approval
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Para 22.1 a). Has the organisation remained in compliance with this Chapter A8-23, in accordance with the provisions related to the handling of findings as specified under paragraph 23?
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Para 22.1 b). Has the CAA been granted access to the organisation to determine continued compliance with this Chapter A8-23?
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Para 22.1 c). Has the approval been surrendered or revoked?
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Para 22.2. Upon surrender or revocation has the approval certificate been returned to the CAA?
Audit 11
Para 23 Findings by the CAA
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Para 23.1. When objective evidence is found showing non-compliance of the holder of an organisation approval with the applicable requirements, the finding shall be classified as follows: a) a level one finding is any non-compliance with the applicable requirements, which lowers the safety standard and hazards flight safety; b) a level two finding is any non-compliance with the applicable requirements, which is not classified as level one.
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Para 23.2 a). After receipt of a finding has the organisatiin defined the corrective action plan and demonstrated corrective action to the satisfaction of the CAA and within a period agreed with the CAA?
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Para 23.3. When the organisation has been subject to a partial or full suspension or revocation has thecorganisation confirmed receipt of the notice of suspension or revocation in a timely manner?
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Additional comments.
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Procedures reviewed
