Part-145: Approved Maintenance Organisations (Annex II to EC 2042/2003)

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Part-145 Approved Maintenance Organisations(Anne
x II to EC 2042/2003)

• Juan Anton
• Continuing Airworthiness Manager
• Rulemaking Directorate
• EASA

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EC 2042/2003 Article 3

• Organisations and personnel involved in the
  continuing airworthiness of aircraft and
  components, including maintenance, shall comply
  with the provisions of Part-M and where
  appropriate those specified in Part-145 and
  Part-66.
• As a consequence, Part-M applies also to
  Part-145 organisations, in particular the
  following paragraphs
• Subpart D Maintenance standards (maintenance
  data, performance of maintenance, aircraft
  defects)
• Subpart E Components (installation, maintenance,
  life limited components, control of unserviceable
  components)

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EC 2042/2003 Article 4

• Organisations involved in the maintenance of
  large aircraft or of aircraft used in commercial
  air transport, and components intended for
  fitment thereto, shall be approved in accordance
  with the provisions of Annex II (Part-145).

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145.A.10 Scope

• Requirements for approval of an organisation for
  maintenance of aircraft and components
• Including facilities outside Member State if
• Identified in exposition
• Control procedures in place
• Authority satisfied that they are integral part
  of the organisation

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145.A.20 Terms of approval

• A rating maintenance of aircraft and components
  (according to aircraft maintenance data) while
  installed on the aircraft (or temporarily removed
  to facilitate access)
• B rating maintenance on engines/APU and
  components (according to engine/APU maintenance
  data) while installed on the engine/APU (or
  temporarily removed to facilitate access)
• C rating maintenance on components other than
  engine/APU.
• D1 rating NDT. Only required when the Part-145
  performs NDT for other organisations (issuance of
  Form 1). This is a rating not related to
  particular aircraft, engines or components.
• NOTE Refer to M.A.502 for more details.

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145.A.20 Terms of approval

• Component certifying staff is only required for B
  and C rated organisations. When these
  organisations need to carry out NDT as part of
  component maintenance, the NDT should be carried
  out by personnel qualified in accordance with
  145.A.30 (f).
• These NDT personnel do not need to be certifying
  staff. The component maintenance, including the
  NDT, should be released by appropriate component
  certifying staff.
• The need for NDT certifying staff qualified in
  accordance with 145.A.30 (f) and 145.A.35 is only
  required for D1 rated organisations.

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145.A.30 Personnel requirements

• Accountable manager
• Nominated persons
• Accepted by authority, (EASA Form 4)
• Quality manager
• Accepted by authority, (EASA Form 4)
• Sufficient staff
• Man hour planning (all functions, also auditing
  staff). Reviewed and revised at least every 3
  months.
• At least 50 employed staff (not contracted) in
  every workshop, hangar, flight line and shift, to
  ensure adequate organisational stability.

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145.A.30 Personnel requirements
Category Release to Service privileges
A licence Minor scheduled line maintenance and simple defect rectification (AMC 145.A.30(g)), personally performed in Part-145 organisation.
B1/B3 licence Maintenance on structure, powerplant, and mechanical and electrical systems, avionic line replaceable units (with simple tests).
B2 licence Maintenance on avionic and electrical systems.
C licence Base maintenance of entire aircraft in Part-145 organisation.
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145.A.30 Personnel requirements (large aircraft)
CertifyingBase Engineer
Cat. C
Base
Cat. B1
Cat. B2
Support staff
CertifyingTechnician
Cat. B1
Cat. B2
Line
CertifyingLine Mechanic
Cat. A
Simple tasks
Mechanic
Avionics
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145.A.30 Personnel requirements (other than large
aircraft)
Cat. C
Optional
or
Base
Cat. B1/B3
Cat. B2
Certifying Technician
CertifyingTechnician
Cat. B1/B3
Cat. B2
Line
CertifyingLine Mechanic
Cat. A
Simple tasks
Mechanic
Avionics
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145.A.30 Personnel requirements

• Exemptions for certifying staff
• Facilities outside EU / Line stations outside EU
• National qualification
• Conditions in Appendix IV
• Repetitive pre-flight ADs. Certifying staff
  authorisation to flight crew (if allowed by the
  AD).
• Aircraft operating away from support location.
  Certifying staff authorisation to commander or
  flight engineer. Maximum validity 1 year.
• Aircraft grounded away from base (unforeseen)
  with no certifying staff available. One-off
  authorisations.
• Reported to NAA within 7 days.
• Rechecked if affect flight safety.

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145.A.35 Certifying staff and support staff

• Qualification, training and record requirements
  are the same for certifying staff and for B1 and
  B2 support staff.
• All of them must hold a Part-66 licence with the
  appropriate ratings and have a minimum of 21
  years.
• B1 and B2 support staff do not need to be
  nominated as certifying staff. May be done if
  this personnel is used also for line maintenance.

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145.A.40 Equipment, tools and materials

• Available and used (scope of work)
• Controlled and calibrated (as applicable)
• Part M.A.402(f) requires verification to ensure
  that no tools or equipment are left inside
  aircraft/component

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145.A.42 Acceptance of components

• Documentation needed for components
• New components EASA Form 1 or FAA 8130-3 or
  TCCA24-0078 (or TCCA Form One).
• Maintained components EASA Form 1 or FAA 8130-3
  (dual release) or TCCA24-0078/Form One (dual
  release)
• Standard parts and materials (raw / consumable)
  do not need a Form 1 or equivalent. Certificate
  of Conformance is enough.
• Installer must check eligibility of component
• Particular attention to modifications and
  configuration of aircraft, engines, etc.

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145.A.42 Acceptance of components

• PMAs can be accepted if
• The PMA part is not a critical component". The
  statement This PMA part is not a critical
  component should be written in Block 12 of the
  FAA Form 8130-3 , or
• The PMA part conforms to design data obtained
  under a licensing agreement from the holder of
  the FAA design approval. The statement Produced
  under licensing agreement from the FAA design
  approval holder should be written in Block 12 of
  FAA Form 8130-3 or
• The PMA part has received an explicit approval by
  means of a design change or STC from the Agency
  or, when this approval was granted prior to 28
  September 2003, from any of the National Aviation
  Authorities of the Members States of the European
  Union. The reference to this authorization should
  be written in Block 12 of the FAA Form 8130-3.

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145.A.42 Acceptance of components

• 145.A.42(c) allows fabrication of a restricted
  range of parts by the Part-145 organisation
• Fabricated by the organisation (not by someone
  else).
• To be used in the course of undergoing work (not
  for sale)
• Within the technical and procedural capabilities
  of the organisation.
• In accordance with approved procedures.
• Using approved data (by TC holder or authority)
  contained in overhaul or repair manuals, SBs,
  etc, or as approved by authority.
• Not eligible for issuance of Form 1.
• Limited range (bushes, sleeves, shims, control
  cables, flexible and rigid pipes, electrical
  cable looms, formed or machined sheel metal
  panels, secondary structural panels and skin
  panels).

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145.A.45 Maintenance Data

• Hold and use current, available, applicable data
  in accordance with scope / capability
• Requirements, directives, CDCCL etc. issued by
  authority
• Maintenance / repair instructions issued by TC
  holder, Part-21 organisation or oversight
  authority.
• Standards, recognised standard practices.
• Instructions modified by organisation iaw
  procedures.
• May be provided by operator / customer (must be
  up to date).
• Part-21 Subpart J Design Organisation may approve
  minor modifications and minor repairs (major
  repairs through EASA)

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145.A.50 Certification of maintenance

• CRS issued by appropriate Certifying Staff on
  behalf of organisation before flight when
• All maintenance ordered has been carried out in
  accordance with MOE procedures, using correct
  data and no known hazardous non-compliances (see
  AMC 145.A.50(a) 1.2)
• New defects / incomplete work orders
• Communicate rectification to operator
• Maintenance not completed
• Operator informed and agrees
• Inform authority if in doubt
• Details entered on release certificate
• Operators agreement endorsed on certificate
• Issue CRS within aircraft limitations.

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145.A.65 Quality system

• Independent audits
• Planned to cover all aspects in 12 months.
• Represent complete maintenance activities.
• Include product sampling.
• Small organisations (lt10) may contract auditing.
• To other Part-145 organisation/person
• Audits twice per year
• Feedback reporting to nominated persons and
  accountable manager (may not be contracted).
• Regular meetings Accountable Mgr and staff.
• Retain reports 2 years after clearance findings.

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145.A.75 Privileges

• Maintain aircraft / components (within scope and
  in accordance with MOE)
• At locations identified in Certificate and MOE.
• At line stations (listed in MOE).
• At any location due to unserviceability of the
  aircraft or to support occasional line
  maintenance (procedure).
• By other organisation working under its quality
  system (see AMC 145.A.75(b)3).
• Issue Certificates of Release to Service

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145.A.80 Limitations on the organisation

• The organisation shall only maintain an aircraft
  or component for which it is approved when all
  necessary facilities, equipment, tooling,
  material, maintenance data and certifying staff
  are available.

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145.A.85 Changes to the organisation

• Notify authority (before the change takes place)
• Change of name of organisation or main location
• Additional locations
• Accountable Manager
• Other managers (nominated persons)
• Facilities, equipment, tools, material
  procedures, scope of work, certifying staff that
  could affect the approval.
• Possible conditions set by authority

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145.A.85 Changes to the organisation

• Particular case of new Line Stations
• Addition of a new Line Station is considered a
  change.
• Must be notified to the authority in advance.
• The list in the MOE must be amended.
• The change must be approved by the authority (no
  indirect approval possible)
• By formal letter, or
• By approval of the inclusion in the MOE.
• The authority may perform a physical audit.
• The authority may replace the audit by a
  documental assessment of the evidence and
  investigation performed by the organisation
  following approved procedures in the MOE. This
  should only be possible if the competent
  authority does not have relevant findings open on
  the Quality System of the organisation.

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145.A.90 Continued validity

• Unlimited validity
• Continued compliance, appropriate handling of
  findings.
• Access to the authority.
• Not surrendered or revoked (return to authority)