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FAA-S-8081-26, Aviation Mechanic General Practical Test Standards

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1. 6 Unsatisfactory 6 SUBJECT AREAS SECTION I AVIATION MECHANIC GENERAL BASIC ELECTRICITY esses AIRCRAFT DRAWINGS WEIGHT AND BALANCE FLUID LINES AND FITTINGS MATERIALS AND PROCESSES GROUND OPERATION AND SERVICING CLEANING AND CORROSION CONTROL MATHEMATICS esee MAINTENANCE FORMS AND RECORDS BASIC PHYSICS MAINTENANCE PUBLICATIONS AVIATION MECHANIC PRIVILEGES AND LIMITATIONS PD ACtUIQnmoomgmre FAA S 8081 26 INTRODUCTION The Flight Standards Service of the Federal Aviation Administration FAA has developed this practical test book as a standard to be used by FAA inspectors and Designated Mechanic Examiners DMEs when conducting aviation mechanic practical tests Applicants are expected to use this book when preparing for practical testing Information considered directive in nature is described in this practical test document in terms such as shall and must indicating the actions are mandatory Guidance information is described in terms such as should and may indicating the actions are desirable or permissive but not mandatory The FAA gratefully acknowledges
2. Glencoe Macmillan MacGraw Hill Publishing Co AMT G Aviation Maintenance Technician Series General Aviation Supplies and Academics ASA Inc FAA H 8083 1 Aircraft Weight and Balance Handbook JSAT A amp P Technician Airframe Textbook Jeppesen Sandersen Inc JSGT A amp P Technician General Textbook Jeppesen Sandersen Inc Each subject area has an objective The objective lists the important knowledge and skill elements that must be utilized by the examiner in planning and administering aviation mechanic tests and that applicants must be prepared to satisfactorily perform EXAMINER is used in this standard to denote either the FAA Inspector or FAA Designated Mechanic Examiner DME who conducts the practical test Use of the Practical Test Standards The FAA requires that all practical tests be conducted in accordance with the appropriate Aviation Mechanic Practical Test Standards and the policies and procedures set forth in the current revision of FAA Order 8610 4 When using the practical test book the examiner must evaluate the applicant s knowledge and skill in sufficient depth to determine that the objective for each subject area element selected is met 3 FAA S 808 1 26 An applicant is not permitted to know before testing begins which selections in each subject area are to be included in his her test except the core competency elements which all applicants are required to perform Therefore an applic
3. 2 PERFORMANCE STANDARD added LEVEL 3 PERFORMANCE STANDARD added Section 1 Aviation Mechanic General T O UO W Basic Electricity Objective 1 Change at least four to at least two Aircraft Drawings Objective 1 Change at least four to at least two Weight and Balance Objective 1 Change at least four to at least two Fluid Lines and Fittings Objective 1 Change at least four to at least two Fluid Lines and Fittings Objective 2 a Added the words fabrication and tubefittings Materials and Processes Objective 1 Change at least four to at least two Ground Operation and Servicing Objective 1 Change at least four to at least two Cleaning and Corrosion Control Objective 1 Change at least four to at least two Mathematics Objective 1 Change at least four to at least two Maintenance Forms and Records Objective 1 Change at least four to at least two Basic Physics Objective 1 Change at least four to at least two Maintenance Publications Objective 1 Change at least four to at least two Aviation Mechanic Privileges and Limitations Objective 1 Change at least four to at least two 3 6 21 2004 Introduction Unsatisfactory Performance Page 6 Section 1 Aviation Mechanic General Basic Electricity Aircraft Drawings Weight and Balanc
4. Be able to find information and follow directions and written instructions Locate methods procedures instructions and reference material e Interpretation of information not required Noskill demonstration is required FAA S 8081 26 4 Change 1 8 8 2003 amp 2 9 24 03 Z3b Locate specified nondestructive testing methods Level 1 Performance Standard The applicant will locate information for nondestructive testing Level 2 e Know and understand principles theories and concepts Be able to find and interpret maintenance data and information and perform basic operations using the appropriate data tools and equipment e A high level of skill is not required Example Z3c Detect electrical leakage in electrical connections terminal strips and cable harness at least ten will have leakage faults Level 2 Performance Standard Using appropriate maintenance data and a multimeter the applicant will identify items with leakage faults Level 3 e Know understand and apply facts principles theories and concepts Understand how they relate to the total operation and maintenance of aircraft e Be able to make independent and accurate airworthiness judgments e Perform all skill operations to a return to service standard using appropriate data tools and equipment Inspections are performed in accordance with acceptable or approved data Afairly high skill level is req
5. alteration and minor repair 2 Demonstrates the ability to write appropriate entries on FAA Form 337 Major Repair and Major Alteration indicating performance of a major repair and make appropriate corresponding aircraft maintenance record entry Level 3 3 Demonstrates the ability to write entries for at least one of the following a performance of minor repair or minor alteration Level 3 b performance of preventive maintenance Level 3 c compliance with an airworthiness directive Level 3 d performance of a 100 hour inspection with approval for return to service including a list of some allowable inoperative instruments or equipment in accordance with the provision of 14 CFR part 91 Level 3 1 9 FAA S 8081 26 Change 2 9 24 03 e performance of a 100 hour inspection with disapproval for return to service because of needed maintenance or noncompliance with applicable specifications or airworthiness directive s Level 3 f FAA Form 337 Major Repair and Major Alteration for additional equipment installation or an alteration in accordance with a supplemental type certificate STC and make appropriate maintenance record entry Level 3 g FAA Form 8010 4 Malfunction or Defect Report Level 3 J BASIC PHYSICS REFERENCES ABS AC 65 15A Objective To determine that the applicant 1 Exhibits knowledge of at least two of the following a any of the simple machines how they function and
6. or graphs d troubleshooting an aircraft system or component s using drawings blueprints and or system schematics e inspection of an aircraft system or component s using drawings blueprints and or system schematics f repair or alteration of an aircraft system or component s using drawings blueprints and or schematics g use of drawings blueprints in component fabrication h terms used in conjunction with aircraft drawings blueprints and or system schematics 2 N A 3 Demonstrates the ability to perform at least one of the following a maintenance and or inspection using drawings blueprints and or system schematics Level 3 b preventive maintenance using drawings blueprints and or schematics Level 3 c troubleshooting using drawings blueprints and or schematics Level 3 d use a control cable tension chart Level 3 e use a servicing limitation or calculation chart or graph Level 3 f draw a sketch of an alteration or repair Level 2 g draw a diagram of an electrical circuit or other system or portion thereof and explain the drawing Level 2 FAA S 8081 26 1 2 Changes 2 9 24 03 amp 3 6 21 04 C WEIG HT AND BALANCE Core competency element REFERENCES ABS AMT G FAA H 8083 1 Objective 4 To determine that the applicant Exhibits knowledge of at least two of the following g h the purpose s of weighing or reweighing general preparations for weighing
7. referenced publications Except where appropriate e g pertinent CFRs references listed in this document are NOT meant to supersede or otherwise replace manufacturer or other FAA approved or acceptable data but to serve as general information and study material sources Information contained manufacturer and FAA approved acceptable data always takes precedence over advisory or textbook referenced data Written instructions given to applicants for the FAA S 8081 26 2 completion of assigned skill portions of the practical test standard include service bulletins airworthiness directives or other CFRs type certificate data sheets or specifications manufacturer maintenance manuals or other similar approved acceptable data necessary for accomplishment of objective testing Reference List 14 CFR part 1 Definitions and Abbreviations 14 CFR part 21 Certification Procedures for Products and Parts 14 CFR part 43 Maintenance Preventive Maintenance Rebuilding and Alteration 14 CFR part 65 Certification Airmen Other Than Flight Crewmembers 14 CFR part 91 Air Traffic and General Operating Rules ABS Aircraft Basic Science Glencoe Macmillan McGraw Hill Publishing Co AC 65 9 Airframe and Powerplant Mechanics General Handbook AC 65 15 Airframe and Powerplant Mechanics Airframe Handbook AEE Aircraft Electricity and Electronics Glencoe Macmillan MacGraw Hill Publishing Co AMR Aircraft Maintenance and Repair
8. with emphasis on aircraft preparation and or weighing area considerations the general location of airplane center of gravity CG in relation to the center of lift for most fixed main airfoils definitions of any of the following datum arm moment positive or negative or moment index the meaning and or application of any terms nomenclature associated with weight and balance other than those mentioned in element d above including but not limited to any of the following tare ballast and residual fuel oil procedures for finding any of the following datum arm moment positive or negative or moment index purpose and or application of mean aerodynamic chord MAC adverse loading considerations Demonstrates the ability to calculate weight and balance CG and complete aircraft weight and balance documentation Level 3 Demonstrates the ability to perform at least one of the following a weighing equipment preparation and setup according to manufacturer s instructions Level 3 b locate procedures for leveling and the leveling points for an aircraft Level 2 c locate weigh points procedures for determining CG and determine the weigh point arms for an aircraft Level 2 d identify tare items for a specific aircraft and weighing procedure Level 2 e find the datum for at least two different aircraft Level 2 determine the weight and location of required ballast after an actual or hypothetic
9. Q U S Department of Transportation Federal Aviation Administration FAA S 8081 26 w Changes 1 2 amp 3 AVIATION MECHANIC GENERAL Practical Test Standards June 2003 FLIGHT STANDARDS SERVICE Washington DC 20591 AVIATION MECHANIC GENERAL PRACTICAL TEST STANDARDS 2003 FLIGHT STANDARDS SERVICE Washington D C 20591 FAA S 8081 26 Aviation Mechanic General Practical Test Standards PTS is to replace the oral and practical test guides currently used Both testing procedures will be in effect until all examiners have been trained to administer the test in accordance with the PTS or 2 years after the effective date of Order 8610 4J Aviation Mechanic Examiner Handbook After which time all tests must be administered under the PTS guidelines New examiners must use the PTS upon completion of initial training Previously appointed examiners must transition to the PTS within 60 days after completion of recurrent training Record of Changes Change 1 8 8 2003 Introduction Performance Levels LEVEL 1 Z3b Nondestructive changed to specified LEVEL 1 PERFORMANCE STANDARD deleted LEVEL 2 bullet 2 added additional text LEVEL 2 PERFORMANCE STANDARD deleted LEVEL 3 bullet 4 added additional text LEVEL 3 23e Verify changed to check LEVEL 3 PERFORMANCE STANDARD deleted Change 2 9 24 2003 Introduction Performance Levels LEVEL 1 PERFORMANCE STANDARD added LEVEL
10. al equipment change Level 2 FAA S 808 1 26 Change 2 9 24 03 D FLUID LINES AND FITTINGS Core competency element REFERENCES ABS Objective To determine that the applicant t Exhibits knowledge of at least two of the following tubing materials tubing materials application tubing sizes flexible hose material flexible hose materials application flexible hose sizes flexible hose identification AN MS and or AC plumbing fittings rigid line fabrication techniques practices rigid line installation techniques practices flexible hose fabrication techniques practices flexible hose installation techniques practices TD 2 Demonstrates the ability to perform at least one of the following a rigid line fabrication to include tube fittings bending and tube flaring Level 3 b flexible line fabrication using replaceable fittings on at least one end Level 3 3 Demonstrates the ability to perform at least one of the following a inspect for and identify defects in rigid and or flexible lines Level 3 b install and remove a rigid and or flexible line Level 3 identify correct and or incorrect rigid line installations Level 2 d identify correct and or incorrect flexible line installations Level 2 e form a bead on tubing Level 3 select components and assemble a flareless fitting tube connection Level 3 repair a damaged rigid line L
11. ant should be well prepared in all oral and skill areas included in the practical test standard Further information about the requirements for conducting taking the practical test is contained in FAA Order 8610 4 Aviation Mechanic Practical Test Prerequisites All applicants must have met the prescribed experience requirements as stated in 14 CFR part 65 section 65 77 See FAA Order 8610 4 for information about testing under the provisions of 14 CFR part 65 section 65 80 Examiner Responsibility The examiner who conducts the practical test is responsible for determining that the applicant meets acceptable standards of knowledge and skill in the assigned subject areas within the appropriate practical test standard Since there is no formal division between the knowledge and skill portions of the practical test this becomes an ongoing process throughout the test The following terms may be reviewed with the applicant prior to or during element assignment k Inspect means to examine by sight and or touch with or without inspection enhancing tools equipment 2 Check means to verify proper operation 3 Troubleshoot means to analyze and identify malfunctions 4 Service means to perform functions that assure continued operation 5 Repair means to correct a defective condition Performance Levels The following is a detailed description of the meaning of each level Level 1 Know basic facts and principles
12. be demonstrated Knowledge oral elements are indicated by use of the words Exhibits knowledge of Skill practical elements are indicated by the use of the words Demonstrates the ability to The FAA will revise this book whenever it is determined that changes are needed Adherence to the applicable regulations the policies set forth in the current revision of FAA Order 8610 4 Aviation Mechanic Examiner Handbook and the practical test standards is mandatory for the evaluation of aviation mechanic applicants Practical Test Book Description This test book contains the following Aviation Mechanic Practical Test Standards Section I Aviation Mechanic General Practical Test Standard Description The Aviation Mechanic Practical Test Standards include the subject areas of knowledge and skill for the issuance of an aviation mechanic certificate and or the addition of a rating The subject areas are the topics in which aviation mechanic applicants must have knowledge and or demonstrate skill The REFERENCE identifies the publication s that describe s the subject area Descriptions of the subject area are not included in the practical test standards because this information can be found in references listed and or in manufacturer or FAA approved or acceptable data related to each subject area Publications other than those listed may be used as references if their content conveys substantially the same information as the
13. ce related section or appendix or portion s thereof of 14 CFR Level 3 an AD Level 3 g Aircraft Specifications or TCDSs to specific maintenance or inspection operations or portions thereof Level 3 oocoocmp L AVIATION MECHANIC PRIVILEGES AND LIMITATIONS REFERENCES 14 CFR part 65 AC 65 30A Objective To determine that the applicant 1 Exhibits knowledge of mechanic privileges and limitations and exercise thereof including at least two of the following a required evidence of eligibility experience satisfactory to the Administrator b length of experience required for eligibility C practical experience required for eligibility d the privileges of a mechanic in relation to 100 hour and annual inspections e change of address reporting requirements f minimum age requirements FAA S 8081 26 1 12 i j 2 N A recent experience requirements to exercise privileges of a certificate who is authorized to perform maintenance inspection preventive maintenance rebuilding or alteration and or approve for return to service afterwards causes for revocation or suspension criteria for determining major and minor repair or alteration 3 When given a copy of 14 CFR part 65 demonstrates the ability to understand mechanic privileges and limitations by finding and interpreting explaining essential information contained in at least two of the following a b o 2 ompa Offenses invo
14. dures for preventing minimizing or otherwise managing any of them f procedures for refueling and or defueling aircraft 9 oxygen system safety practices precautions h characteristics of aviation gasoline and or turbine fuels including basic types and means of identification fuel contamination hazards fuel additives commonly used in the field use of automobile fuel in aircraft engines types classes of fires using proper fire extinguishers methods 2 3 Demonstrates the ability to perform at least one of the following a service an aircraft with compressed air or nitrogen Level 3 b set up an aircraft and cockpit controls for engine start Level 2 Start and ground operate an aircraft engine taxiing optional and use or respond to standard hand or light wand signals Level 3 d determine the engine oil for a specific engine Level 2 e secure an aircraft for outside storage Level 3 FAA S 8081 26 1 6 Changes 2 9 24 03 amp 3 6 21 04 fuel and or defuel an aircraft may be simulated Level 3 sample fuel and inspect for proper fuel and contaminates Level 3 set up and connect an aircraft to an external power source Level 2 connect a towbar to an aircraft and prepare for towing Level 3 direct the movement may be simulated of aircraft Level 3 locate and clear a liquid lock actual or simulated in an aircraft engine Level 3 iden
15. e Materials and Processes Ground Operation and Servicing Cleaning and Corrosion Control Maintenance Publications AOQmnmou2 FOREWORD This Aviation Mechanic General Practical Test Standards book has been published by the Federal Aviation Administration FAA to establish the standards for the Aviation Mechanic General Practical Test The passing of this practical test is a required step toward obtaining the Aviation Mechanic certificate with Airframe and or Powerplant ratings FAA inspectors and Designated Mechanic Examiners DMEs shall conduct practical tests in compliance with these standards Applicants should find these standards helpful in practical test preparation s 2 13 2003 Joseph K Tintera Manager Regulatory Support Division Flight Standards Service CONTENTS Introd ction ord e pr eter 1 Practical Test Standard Concept 2 Practical Test Book Description 2 Practical Test Standard 2 Use of the Practical Test 3 Aviation Mechanic Practical Test Prerequisites 4 Examiner 4 Performance Levels 4 Satisfactory
16. eas of unsatisfactory performance and grounds for disqualification include the following 1 Any action or lack of action by the applicant that requires corrective intervention by the examiner for reasons of safety 2 Failure to follow acceptable or approved maintenance procedures while performing skill practical projects Exceeding tolerances stated in the maintenance instructions Failure to recognize improper procedures The inability to perform to a return to service standard where applicable 6 Inadequate knowledge in any of the subject areas RO FAA S 8081 26 6 SECTION I AVIATION MECHANIC GENERAL Changes 2 9 24 03 amp 3 6 21 04 A BASIC ELECTRICITY Core competency element REFERENCES JSGT AEE AMT G Objective 1 Exhibits knowledge of at least two of the following zo 9 o0o0cop To determine that the applicant sources and or effects of capacitance in a circuit uses of capacitance in a circuit sources and or effects of inductance in a circuit uses of inductance in a circuit operation of basic AC and or DC electrical circuits Ohm s law Kirchoff s law s procedures used in the measurement of voltage current and or resistance determining power used in simple circuits troubleshooting and or repair or alteration using electrical circuit diagrams common types of defects that may occur in an installed battery system aircraft battery theory operati
17. evel 3 identify various sizes and types of aircraft fittings Level 2 secure a rigid line with clamps Level 3 identify fluid and or air lines that may be installed on an aircraft Level 2 FAA S 8081 26 1 4 Changes 2 9 24 03 amp 3 6 21 04 E MATERIALS AND PROCESSES Core competency element REFERENCES Objective are ABS AMR AMT G JSGT To determine that the applicant Exhibits knowledge of at least two of the following a b any of the metals commonly used in aircraft and their general application composites and other nonmetallic components and their general application heat treated parts precautions using DD or icebox rivets typical wood materials and fabric coverings visible characteristics of acceptable and or unacceptable welds precision measurement and precision measurement tools using inspection techniques methods including any of the following visual metallic ring test dye fluorescent penetrant magnetic particle and or eddy current identification selection installation and or use of aircraft hardware safetying of components and or hardware finding information about material types for specific application s Demonstrates the ability to torque to specification s and safety wire aircraft component s hardware Level 3 Demonstrates the ability to perform at least one of the following a select and insta
18. ll standard aircraft hardware to include one or more self locking nuts Level 3 b select install and secure a clevis bolt and associated hardware Level 3 select and install one or more appropriate screws bolts nuts cotter pins and washers Level 3 d inspect hardware for defects proper installation Level 3 e safety a turnbuckle Level 3 f perform a dye or fluorescent penetrant inspection Level 3 g find a not visible defect using eddy current or ultrasonic inspection equipment Level 2 FAA S 8081 26 Changes 2 9 24 03 amp 3 6 21 04 h perform read and record a precision measurement using a dial indicator or micrometer or vernier caliper Level 2 i visually inspect welds and determine acceptability Level 3 j identify rivets by physical characteristics Level 2 F GROUND OPERATION AND SERVICING REFERENCES ABS AMT G JSGT Objective To determine that the applicant 1 Exhibits knowledge of at least two of the following a general procedures for towing aircraft b Air Traffic Control ATC considerations requirements for towing aircraft on or across active runways c general procedures for starting ground operating and or taxiing a reciprocating engine powered aircraft d general procedures for starting ground operating and or taxiing a turbine engine powered aircraft e the hazards associated with starting ground operating and or taxiing aircraft and proce
19. lving alcohol or drugs Level 2 Written tests Cheating or other unauthorized conduct Level 2 Applications certificates logbooks reports and records falsification reproduction or alteration Level 2 Refusal to submit to a drug or alcohol test Level 2 General privileges and limitations Level 2 Recent experience requirements Level 2 Airframe rating additional privileges and or Powerplant rating additional privileges Level 2 Display of certificate Level 2 1 13 FAA S 8081 26
20. ments of 14 CFR parts 43 13 43 15 or 43 16 in the performance of maintenance d Airworthiness Directives AD including purpose and or AD categories and or ADs issued to other than aircraft e in what form individuals may receive FAA published AD summaries and or how they may be obtained f the AD identification numbering system 1 11 FAA S 8081 26 Changes 2 9 24 03 amp 3 6 21 04 g FAA Advisory Circulars ACs including any of the following significance of the AC numbering system one or more examples of ACs issued to provide information in designated subject areas one or more examples of ACs issued to show a method acceptable to the FAA complying with the CFRs h the intent or function of the Aviation Maintenance Alerts i the Air Transport Association ATA Specification 100 2 Demonstrates the ability to perform both of the following a read comprehend and apply information contained in a manufacturer s maintenance manual or illustrated parts manual Level 3 b locate and list all applicable ADs for at least one particular make model and serial number of an aircraft engine propeller or appliance Level 2 3 Demonstrates the ability to read comprehend and apply the information contained in at least one of the following service bulletin Level 3 overhaul manual Level 3 structural repair manual Level 3 instructions for continued airworthiness Level 3 at least one maintenan
21. on servicing aircraft batteries Demonstrates the ability to perform both of the following a use measuring equipment to measure in a circuit or circuit component s at least one of the following voltage current resistance or continuity Level 3 determine the appropriateness of measurement s according to instructions specifications Level 2 Demonstrates the ability to perform at least one of the following a read and interpret one or more electrical circuit diagrams Level 2 b troubleshoot an electrical circuit Level 3 c calculate voltage current and resistance using Ohm s Law Level 2 d inspect a battery and installed battery system Level 3 e accomplish a battery state of charge hydrometer and or electrical leak cell imbalance test Level 3 E FAA S 8081 26 Changes 2 9 24 03 amp 3 6 21 04 f accomplish removal and or installation of a battery in an aircraft Level 3 g set up and connect a charger to one or more batteries for constant current and or constant voltage charging Level 3 B AIRCRAFT DRAWINGS REFERENCES ABS JSGT AMT G Objective To determine that the applicant t Exhibits knowledge of at least two of the following a characteristics and or uses of any of the various types of drawings blueprints and or system schematics b the meaning of any of the lines and symbols commonly used in aircraft sketches drawings blueprints c using charts
22. or how mechanical advantage is applied in one or more specific examples b sound resonance how it can be a hazard to aircraft and how sound may be used to aid in inspecting aircraft c the relationship between fluid density and specific gravity d the characteristic of specific gravity of fluids and how it may be applied to aircraft maintenance e the general effects of pressure and temperature on gases and liquids and how the qualities of compressibility and or incompressibility of gases and liquids are generally applied to aircraft systems f density altitude and the effects of temperature and or pressure and or humidity on aircraft and or engine performance g heat how it is manifested in matter and how heat transfer is accomplished through conduction and or convection and or radiation h coefficient of linear thermal expansion as related to aircraft materials i aircraft structures and theory of flight physics of lift j the operation of aerodynamic factors in the flight of airplanes and or helicopters the relationship between force area and pressure the five forces or stresses affecting aircraft structures m the two forms of energy and how they apply to aircraft and or aircraft systems 2 N A FAA S 8081 26 1 10 Changes 2 9 24 03 amp 3 6 21 04 3 Demonstrates the ability to perform at least one of the following a identify any parts or systems of an aircraft and or engine where Be
23. rnoulli s principle and or Newtonian law is applied Level 2 b identify parts or systems of an aircraft where Boyle s Charles and or Pascal s Laws apply Level 2 c calculate force area or pressure in a specific application Level 3 d identify one or more methods of heat transfer in aircraft systems and where and how heat damage may occur when performing aircraft maintenance Level 2 e identify any of the following and describe how they function aerodynamically stall strips wing fences vortex generators flaps slats spoilers ailerons stabilators elevators rudders or trim tabs Level 2 f determine which of the five forces stresses are acting on an aircraft or aircraft parts at specific points under given conditions Level 2 g design a simple machine on paper that uses one or more methods of mechanical advantage Level 2 K MAINTENANCE PUBLICATIONS Core competency element REFERENCE ABS Objective To determine that the applicant 1 Exhibits knowledge of at least two of the following a howa mechanic makes use of Type Certificate Data Sheets TCDSs and or Aircraft Specifications in conducting maintenance or inspections b aircraft maintenance manuals and associated publications including any of the following types of publications and how they are used service bulletin maintenance manual overhaul manual structural repair manual or instructions for continued airworthiness c the require
24. the valuable assistance provided by the many individuals and organizations that contributed their time and talent in assisting with the development of these practical test standards This practical test standard may be downloaded from the Regulatory Support Division s AFS 600 web site at http afs600 faa gov Subsequent changes to this standard in accordance with AC 60 27 Announcement of Availability Changes to Practical Test Standards will also be available on AFS 600 s web site and then later incorporated into a printed revision This publication can be purchased from the Superintendent of Documents U S Government Printing Office Washington DC 20402 The official online bookstore web site for the U S Government Printing Office is WWW access gpo gov Comments regarding this document should be sent to U S Department of Transportation Federal Aviation Administration Regulatory Support Division Airman Testing Standards Branch AFS 630 P O Box 25082 Oklahoma City OK 73125 1 FAA S 8081 26 Practical Test Standard Concept Title 14 of the Code of Federal Regulations 14 CFR specifies the subject areas in which knowledge and skill must be demonstrated by the applicant before the issuance of an Aviation Mechanic Certificate with an airframe and or powerplant rating The CFRs provide the flexibility that permits the FAA to publish practical test standards containing knowledge and skill specifics in which competency must
25. tify the types classes of fires that local shop and or flightline fire extinguishers may be used on Level 2 If an operable engine is available G CLEANING AND CORROSION CONTROL Core competency element REFERENCES ABS AC 43 4A AMT G Objective To determine that the applicant 1 Exhibits knowledge of at least two of the following zoc oooc i j aircraft preparation for washing general aircraft cleaning washing procedures postcleaning washing procedures corrosion theory types effects of corrosion conditions that cause corrosion corrosion prone areas in aircraft corrosion preventive maintenance procedures inspection for and identification of corrosion in any of its various forms corrosion removal and treatment procedures use of Material Safety Data Sheets MSDS 2 Demonstrates the ability to inspect for and identify two or more of the various forms of corrosion that affect aircraft Level 3 3 Demonstrates the ability to perform at least one of the following a identify and select materials used to clean interior and or exterior surfaces according to aircraft manufacturer s instructions Level 2 corrosion removal from any of the metals commonly used in aircraft Level 3 1 7 5 8081 26 2 9 24 03 C preventive corrosion treatment any of the metals commonly used in aircraft Level 3 d identify and select appropriate corrosion preven
26. tive methods and materials for a specific aircraft application Level 2 H MATHEMATICS REFERENCES AC 65 9A ABS AMT G Objective To determine that the applicant 1 Exhibits knowledge of at least two of the following areas of various geometrical shapes volumes of various geometrical shapes c definitions descriptions of geometrical terms including but not limited to any of the following polygon pi diameter radius and hypotenuse d ratio problems including one or more examples of where or how they may be used in relation to aircraft maintenance or system s operation e proportion problems including one or more examples of where or how they may be used in relation to aircraft maintenance or system s operation f percentage problems including one or more examples of where or how they may be used in relation to aircraft maintenance or system s operation g algebraic operations including one or more examples of where or how they may be used in relation to aircraft maintenance h conditions or areas where metric conversion may be necessary om 2 N A 3 Demonstrates the ability to perform at least one of the following using appropriate formulas a calculate the area of a polygon and or circle Level 2 b calculate the volume of a sphere cube or cylinder Level 2 c algebraic operations involving addition subtraction multiplication and or division of positive and negative numbers Le
27. uired Example Z3e Check control surface travel Level 3 Performance Standard Using type certificate data sheets and the manufacturer s service manual the applicant will measure the control surface travel compare the travel to the maintenance data and determine if the travel is within limits 5 FAA S 8081 26 3 6 21 04 Satisfactory Performance The practical test is passed if the applicant demonstrates the prescribed proficiency in the assigned elements core competency and other selected elements in each subject area to the required standard Applicants shall not be expected to memorize all mathematical formulas that may be required in the performance of various elements in this practical test standard However where relevant applicants must be able to locate and apply necessary formulas to obtain correct solutions Unsatisfactory Performance If the applicant does not meet the standards of any of the elements performed knowledge core competency or other skill elements the associated subject area is failed and thus the practical test is failed The examiner or the applicant may discontinue testing any time after the failure of a subject area In any case the applicant is entitled to credit for only those subject areas satisfactorily completed See the current revision of FAA Order 8610 4 for further information about retesting and allowable credit for subject areas satisfactorily completed Typical ar
28. vel 2 d locate mathematical formulas used to assist in the maintenance preventive maintenance or alteration of aircraft Level 1 FAA S 8081 26 1 8 2 9 24 03 NOTE The practical portion of the Mathematics subject area may be tested simultaneously when performing calculation s in subject areas Basic Electricity and or Weight and Balance MAINTENANCE FORMS AND RECORDS Core competency element REFERENCES 14 CFR parts 1 43 and 91 Objective To determine that the applicant 1 Exhibits knowledge of at least two of the following a writing descriptions of work performed and approval for return to service after minor repairs or minor alterations b the content form and disposition of aircraft maintenance records reflecting approval for return to service after a 100 hour inspection c the content form and disposition of aircraft maintenance records reflecting disapproval for return to service after a 100 hour inspection d the recording content form and disposition requirements for certificated aviation mechanics without an Inspection Authorization who perform major repairs and or major alterations e the inoperative instruments or equipment provisions of 14 CFR part 91 f the definition explanation of any of the terms used in relation to aircraft maintenance such as overhaul ed rebuilt time in service maintenance preventive maintenance inspection major alteration major repair minor

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