ASTM F3376-19

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: F3376 − 19
Standard Guide for
Core Competencies for Aviation Maintenance Personnel
This standard is issued under the fixed designation F3376; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 1.4 This international standard was developed in accor-
dance with internationally recognized principles on standard-
1.1 The primary purpose of this guide is to address the
ization established in the Decision on Principles for the
fundamental subject knowledge, task performance, and task
Development of International Standards, Guides and Recom-
knowledge activities, labeled ‘Core Competencies,’ that en-
mendations issued by the World Trade Organization Technical
sures the Aircraft Maintenance Technician/Maintenance Engi-
Barriers to Trade (TBT) Committee.
neer (AMT/AME) have the necessary basic knowledge and
skills for today’s global aviation maintenance environment.
2. Referenced Documents
Thus, the ASTM F46 Aerospace Personnel Committee has
developed academic and skills knowledge standards that have
2.1 The following documents were referenced in the estab-
been developed by aerospace industry-lead working groups.
lishmentofthisguideandusersofthisguideshouldrefertothe
These standards reflect industry best practices and provide a
latest revisions available.
focus on levels of safety that may exceed current regulatory
2.2 ASTM Standards:
guidance for aircraft maintenance technician academic and
skills standards. This guide may supplement a state’s basic F2490 Guide forAircraft Electrical Load and Power Source
general requirements for AMT/AME certification. It is not the Capacity Analysis
intentofthisguidetoreplacethebasicorgeneralrequirements, F3060 Terminology for Aircraft
but to ensure the AMT/AME is trained on these core compe- F3245 Guide for Aircraft Electronics Technician Personnel
tencies to the level as indicated. This guide may be used as a
Certification
basisforanapprovalwhenspecificallyidentifiedassuchbythe 3
2.3 FAA Standards:
appropriategoverningauthority.Partsofthisguidemayalsobe
14 CFR Part 1 Definitions and Abbreviations
referenced by other aerospace personnel groups seeking
14 CFR Part 147 Aviation Maintenance Technician Schools
training, educational, qualification, or certification standards.
AC 43.13-1B Acceptable Methods, Techniques, and Prac-
(See Guide F3245; 14 CFR Part 147; EASA Annex IV, Part
tices – Aircraft Inspection and Repair
147; NFPA 407; OSHAThe Globally Harmonized System for
AC 43.13-2B Acceptable Methods, Techniques, and Prac-
Hazard Communication.)
tices – Aircraft Alterations
1.2 An applicant intending to propose this guide as a Means
2.4 Other Standards:
of Compliance for the AMT/AME who works on unmanned
EASA Annex IV, Part 147 Training Organisation Require-
aircraft systems (UAS) must seek guidance from their respec-
ments
tive oversight authority (that is, published guidance from
NFPA 407 Standard for Aircraft Fuel Servicing
applicable CAA’s) concerting the acceptable use and applica-
OSHA The Globally Harmonized System for Hazard Com-
tion thereof. For information on unmanned aircraft systems,
munication
refer to ASTM Committee F38 at www.astm.org/
COMMITTEE/F38.htm.
1.3 This standard does not purport to address all of the
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
safety concerns, if any, associated with its use. It is the
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
responsibility of the user of this standard to establish appro-
Standards volume information, refer to the standard’s Document Summary page on
priate safety, health, and environmental practices and deter-
the ASTM website.
Available from Federal Aviation Administration (FAA), 800 Independence
mine the applicability of regulatory limitations prior to use.
Ave., SW, Washington, DC 20591, http://www.faa.gov.
Available from EuropeanAviation SafetyAgency (EASA), Postfach 10 12 53,
This guide is under the jurisdiction of ASTM Committee F46 on Aerospace D-50452 Koeln, Germany, https://www.easa.europa.eu.
Personnel and is the direct responsibility of Subcommittee F46.01 on Aerospace Available from National Fire Protection Association (NFPA), 1 Batterymarch
Engineers and Technicians. Park, Quincy, MA 02169-7471, http://www.nfpa.org.
Current edition approved April 1, 2019. Published June 2019. DOI: 10.1520/ Available from Occupational Safety and Health Administration (OSHA), 200
F3376–19. Constitution Ave., NW, Washington, DC 20210, http://www.osha.gov.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F3376 − 19
3. Terminology (3) Hammers and mallets;
(4) Screwdrivers;
3.1 Definitions—See 14 CFR Part 1 and Terminology
(5) Pliers and cutting tools;
F3060.
(6) Punches;
3.2 Explanations for Task Knowledge and Subject Knowl-
(7) Wrenches, common and specialty;
edge Levels—See Table 1.
(8) Hand snips;
4. Significance and Use
(9) Files;
(10) Drill motors and bits;
4.1 This industry-developed standard may be used as a
(11) Reamers;
guide in developing AMT/AME curriculum programs to help
(12) Scales, rulers, and squares;
ensure enhanced knowledge and skill levels for the mainte-
(13) Precision measuring tools;
nance technician/engineer in today’s ever-changing and highly
(14) Wire stripping tools;
technical aviation environment.
(15) Wire crimping tools;
5. Knowledge Requirements
(16) Magnifiers;
(17) Torque wrenches;
5.1 The following subject knowledge areas shall be taught
to the levels indicated in Table 1: (18) Torque calculations for extensions;
5.1.1 General Safety Practices, Risks, and Hazards (19) Tool calibration;
5.1.1.1 Occupational Safety and Health, and Environmental (20) Standard periodic calibration;
Protection Agency – Level 1: (21) Precision tools - Calibration checks before use;
(1) OSHA General Duty Clause,
(22) Soldering tools;
(2) Employer and employee responsibilities,
(23) De-soldering tools;
(3) Housekeeping,
(24) Common hand tool safety;
(4) Violations and fines, and
(25) Common powered shop tool safety:
(5) Protecting the environment.
(a) Bench grinder;
5.1.1.2 Ergonomics and Repetitive Motion – Level 2
(b) Drill press;
5.1.1.3 Personal Protection and Equipment – Level 2:
(c) Sander, belt, and disk;
(1) Noise/hearing protection,
(d) Lathe;
(2) Hand protection,
(e) Brake and shear; and
(3) Eye protection,
(f) Pressurized shop air
(4) Safety shoes, and
5.1.1.6 Lockout and Tagout – Level 1:
(5) Eye wash stations and showers.
(1) Aircraft, and
5.1.1.4 Clothing/Personal Items – Level 2:
(2) Non-aircraft equipment.
(1) Proper clothing materials,
5.1.1.7 Fall Protection – Level 1:
(2) Loose clothing/hair, and
(1) Proper use of harnesses,
(3) Wearing of jewelry.
(2) Dynamics of a fall, and
5.1.1.5 Tool and Equipment Safety – Level 2:
(3) Suspension trauma.
(1) Identification and use of common tools;
(2) General tool handling and safety; 5.1.1.8 Basic First Aid, CPR, and AED – Level 1
TABLE 1 Knowledge and Task Levels
LEVEL 1 A familiarization with the principal elements of the subject.
Objectives:
 The student should be familiar with the basic elements of the subject.
 The student should be able to give a simple description of the entire subject.
 The student should be able to locate methods, procedures, instructions, and reference material.
 The student should be able to use typical terms.
 No skill demonstration is required under this level.
LEVEL 2 A general knowledge of the theoretical and practical aspects of the subject and an ability to apply that knowledge in a practical manner.
Objectives:
 The student should be able to find and interpret applicable data and information.
 The student should be able to give a general description of the subject using, as appropriate, typical examples.
 The student should be able to use mathematical formulae in conjunction with physical laws describing the subject.
 The student should be able to read and understand sketches, drawings, and schematics describing the subject.
 A fundamental skill level is required.
LEVEL 3 A detailed knowledge of theoretical and practical aspects of the subject. To know, understand, and apply facts, principles, theories, and concepts.
Objectives:
 The student should be able to give a detailed description of the subject using theoretical fundamentals and specific examples.
 The student should be able to apply their knowledge in a practical manner using manufacturer’s or other acceptable data.
 The student should be able to interpret results from various sources and measurements and apply corrective action where appropriate.
 Perform all skill operations to a return-to-service standard using appropriate data, tools, and equipment.
 The student should be able to perform inspections in accordance with acceptable or approved data.
 A high level of skill is required.
F3376 − 19
5.1.1.9 Electrical Power Safety – Level 1: (2) Situational awareness,
(1) RF Energy; (3) Fatigue management,
(2) Electrical shock, rescue, and first aid; (4) Distractions,
(3) Circuit protection devices; (5) Dirty dozen,
(4) Elimination/termination of circuit power; (6) Active and latent errors,
(5) Microwave energy; and (7) Failure to follow procedures,
(6) Battery safety: (8) Safety management systems, and
(a) Precautions and handling, (9) Identifying and mitigating risk.
(b) Lead-acid batteries,
5.1.1.17 Global Harmonized System, International Classifi-
(c) Ni-Cad batteries, and cation and Labelling of Chemicals – Level 2:
(d) Lithium and lithium-ion batteries.
(1) Safety data sheets,
(2) Types of hazardous materials and fluids,
5.1.1.10 Classifications of Fires & Extinguishers – Level 2:
(1) Identification and use of fire extinguishers, (3) Chemical handling safety,
(4) Storage of hazardous materials,
(2) Fire triangle and tetrahedron, and
(5) Labeling of chemicals,
(3) Types of extinguishing materials.
(6) Shipping of hazardous materials,
5.1.1.11 Aircraft Fueling and Fire Safety – Level 2:
(7) Disposal of hazardous materials, and
(1) Fueling and defueling operations,
(8) Chemical spills.
(2) Fuel types,
5.1.1.18 Aircraft Handling and Line Safety – Level 2:
(3) Fueling nozzles,
(1) Conventional propeller safety,
(4) Aircraft fueling placards,
(2) Electrically-powered propeller safety:
(5) Bonding,
(a) Manned and unmanned aerial vehicles
(6) Grounding,
(3) Helicopter rotor safety;
(7) Spills—procedures and fire safety,
(4) Jet engine inlets and exhaust;
(8) Use of personal protective equipment during fueling,
(5) Common hand signals;
and
(6) Towing;
(9) Use of portable electronic devices during fueling op-
(7) Brake riders and wing walkers;
erations.
(8) Proper towing speed;
5.1.1.12 High Pressure Systems, Equipment, and Safety –
(9) Tow bar inspection and integrity;
Level 2:
(10) Proper chocking, braking, and securing of aircraft;
(1) Fluid, air, hydraulics, oxygen, nitrogen; and
(11) Mooring and shoring;
(2) High pressure fittings:
(12) Aircraft jacking; and
(a) Swaged fittings,
(13) Aircraft and engine covers, and plugs.
(b) Cryogenic fittings, and
5.1.2 Ground Deicing and Anti-Icing – Level 1:
(c) Servicing safety.
5.1.2.1 Types of deicing systems,
5.1.1.13 Oxygen Systems and Safety – Level 2:
5.1.2.2 Types of deicing and anti-icing fluid,
(1) Clothing,
5.1.2.3 Holdover time tables,
(2) Greases and oils,
5.1.2.4 Visibility charts,
(3) Servicing safety, and
5.1.2.5 Fluid application,
(4) Tools and cleanliness.
5.1.2.6 Failed fluid identification, and
5.1.1.14 Foreign Object Debris and Damage (FOD) – Level
5.1.2.7 Fluid collection and disposal.
2:
5.1.3 Spill Prevention, Containment, and Control - Level 1:
(1) Identification and types of FOD,
5.1.3.1 Environmental impact of spills,
(2) FOD critical areas,
5.1.3.2 Proper spill protocol and cleanup,
(3) Tool control, and
(4) Lost tools and procedures.
5.1.3.3 Proper notification in event of a spill, and
5.1.1.15 Specific Chemical Handling and Exposure – Level 5.1.3.4 Spill disposal.
2: 5.1.4 Aircraft Structures/Flight Controls
(1) Methyl ethyl ketone,
5.1.4.1 Terminology – Level 2:
(2) Alcohols,
(1) Fuselage and components,
(3) Safety solvents,
(2) Wings and components,
(4) Fuels and oils,
(3) Empennage and components,
(5) Cadmium,
(4) Landing gear and components, and
(6) Asbestos,
(5) Zones and stations.
(7) Hexavalent chromium,
5.1.4.2 Theory of Flight – Level 2:
(8) Carbons and dusts, and
(1) Fixed wing and rotor wing;
(9) Acids an
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