หน่วยสมรรถนะ

หน่วยสมรรถนะ

Test and troubleshoot aircraft hydro-mechanical, gaseous and landing gear systems and components.

สาขาวิชาชีพการบิน


รายละเอียดหน่วยสมรรถนะ


1. รหัสหน่วยสมรรถนะ AVT-FTN-4-043ZA

2. ชื่อหน่วยสมรรถนะ Test and troubleshoot aircraft hydro-mechanical, gaseous and landing gear systems and components.

3. ทบทวนครั้งที่ - / -

4. สร้างใหม่ ปรับปรุง

5. สำหรับชื่ออาชีพและรหัสอาชีพ (Occupational Classification)


101 Aircraft Mechanics: Airplane



6. คำอธิบายหน่วยสมรรถนะ (Description of Unit of Competency)
          This unit of competency employs hand skills, standard trade practices, and systems knowledge to test and troubleshoot the aircraft hydro-mechanical, mechanical, gaseous and landing gear systems and components of fixed wing aircraft during the scheduled or unscheduled maintenance. This work may be carried out individually or as part of a team.

7. สำหรับระดับคุณวุฒิ
1 2 3 4 5 6 7 8

8. กลุ่มอาชีพ (Sector)
10 Aircraft Mechanics

9. ชื่ออาชีพและรหัสอาชีพอื่นที่หน่วยสมรรถนะนี้สามารถใช้ได้ (ถ้ามี)
102 Aircraft Mechanics: Helicopter

10. ข้อกำหนดหรือกฎระเบียบที่เกี่ยวข้อง (Licensing or Regulation Related) (ถ้ามี)
ICAO Doc 7192 / EASA Part 66

11. สมรรถนะย่อยและเกณฑ์การปฏิบัติงาน (Elements and Performance Criteria)
หน่วยสมรรถนะย่อย (EOC) เกณฑ์ในการปฏิบัติงาน (Performance Criteria) รหัส PC
(ตามเล่มมาตรฐาน)
รหัส PC
(จากระบบ)
101411.01 Test hydro-mechanical, mechanical, gaseous and landing gear systems and components. 101411.01.01 The aircraft and hydro-mechanical,mechanical, gaseous and landing gear systems are correctly prepared accordingto specified procedures for the application of power. 101411.01.01 71096
101411.01 Test hydro-mechanical, mechanical, gaseous and landing gear systems and components. 101411.01.02 Power is applied andsystem and components functionally tested according to specified proceduresfor indication of malfunction or leaks while applying all relevant workhealth and safety (WHS) procedures. System calibration or adjustments are carried out accordingto specified procedures. 101411.01.02 71097
101411.02 Troubleshoot hydro-mechanical, mechanical, gaseous and landing gear systems and components. 101411.02.01 Relevant maintenance documentation and modificationstatus, including system defect/service difficultyreports, where appropriate, are interpreted to identify an unserviceability. Available information from maintenance documentation andinspection and test results is employed, where necessary, to assist in faultdetermination. 101411.02.01 71098
101411.02 Troubleshoot hydro-mechanical, mechanical, gaseous and landing gear systems and components. 101411.02.02 Maintenance manualfault diagnosis guide and logical processes are employed to ensure efficientand accurate troubleshooting to line replacement level. Specialistadvice is acquired, where required, to assist with the troubleshootingprocess. Hydro-mechanical,mechanical, gaseous and landing gear system and component faults are locatedand the causes of the faults are clearly identified and correctly recorded inmaintenance documentation, where required.Faultrectification requirements are determined to support in planning the repairor adjustment. 101411.02.02 71099

12. ความรู้และทักษะก่อนหน้าที่จำเป็น (Pre-requisite Skill & Knowledge)


101409 Inspect aircraft hydro-mechanical, mechanical, gaseous and landing gear systems and components


13. ทักษะและความรู้ที่ต้องการ (Required Skills and Knowledge)

(ก) ความต้องการด้านทักษะ


See Appendix A

(ข) ความต้องการด้านความรู้


See Appendix A


14. หลักฐานที่ต้องการ (Evidence Guide)


(a) Performance Evidence




          Evidence required to express competency in this unit must be related to and fulfil all of the requirements of the elements and performance criteria under the indicated conditions of assessment, and must include:




          • applying all relevant WHS procedures




          • using maintenance manuals to prepare the aircraft for testing and troubleshooting of hydraulic, fuel, gaseous, landing gear and mechanical systems and components




          • using hand skills, tools and systems knowledge in the testing, adjustment and troubleshooting of hydraulic, fuel, gaseous, mechanical and landing gear systems




          • using hand skills, tools and component knowledge in the adjustment and troubleshooting of hydraulic, fuel, gaseous and mechanical system components




          • jacking of the aircraft, as required, for landing gear system testing, rigging and troubleshooting




          • using hand skills, tools and system/component knowledge in the adjustment and troubleshooting of landing gear components




          • effectively using maintenance documentation and relevant fault diagnosis guides in the troubleshooting process




          • recognising external defects in hydro-mechanical, gaseous, mechanical and landing gear systems and components.




          The fundamental skills inherent in this unit should be transferable across a range of inspection, testing and troubleshooting tasks (including the timely involvement of supervisors or other trades) associated with aircraft hydro-mechanical, gaseous, mechanical and landing gear systems and their components. It is crucial that system test procedures consider all safety precautions applicable to the system being maintained, especially where system operation/switching interrelates to other systems being maintained.




          It is essential to be able to interpret inspection procedures and specifications (allowable limits) and apply them in practice. This shall be demonstrated through application across a range of systems as specified in the Assessment Conditions.




(b) Knowledge Evidence




          Evidence required to express competency in this unit must be related to and fulfil all of the requirements of the elements and performance criteria and include knowledge of:




          • hydraulic, fuel, gaseous, mechanical and landing gear system layout, operation and characteristics and system component operation and construction, including electrical system interfaces




          • how to configure the aircraft for testing and troubleshooting of hydraulic, fuel, gaseous, mechanical and landing gear systems and components




          • standard trade practices relating to tool usage and installation/securing of aircraft hardware




          • fluid power theory




          • hydraulic system layout, operation and characteristics (including electrical and instrument system interfaces) and system component construction and operation for:




          landing gear retraction systems




          brake and anti-skid systems




          nose wheel steering systems




          • fuel system and component layout, operation and characteristics (including electrical system interfaces) and system component operation and construction




          • gaseous (pneumatic, air conditioning, pressurisation and fire-extinguishing system and component layout, operation and characteristics (including electrical and instrument interfaces) and system component operation and construction




          • construction and operation of landing gear components, including:




          wheel assemblies




          struts/oleos




          uplocks and downlocks




          • mechanical systems and linkages, including those related to the above systems




          • how to configure the aircraft for inspection, testing and troubleshooting of hydraulic, fuel, gaseous and landing gear systems and components




          • maintenance requirements and troubleshooting procedures




          • relevant WHS practices relating to hydraulic, fuel, gaseous, mechanical and landing gear systems and components, including lifting and handling of heavy items




          • relevant maintenance manuals




          • relevant regulatory requirements and standard procedures.




(c) Assessment recommendation




          N/A


15. ขอบเขต (Range Statement)


(a) Recommendation




          Different working environments and conditions that may affect performance are admissible in this field. Crucial operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.




(b) Description




          Hydro-mechanical systems include:




          • Hydraulic systems




          • Fuel systems




          Components of hydro-mechanical systems include:




          • Hydraulic accumulators, filters, reservoirs, valves, pumps, motors, actuators, regulators and direct reading gauges




          • Fuel system filters, valves, pumps, rigid and flexible storage cells/tanks




          • Rigid and flexible pipelines, hoses and fittings




          Landing gear systems include:




          (components of landing gear retraction, steering and braking systems are covered by hydro-mechanical and mechanical system components)




          • Retraction systems




          • Steering systems




          • Brake systems, including anti-skid, where applicable




          Landing gear components include:




          • Wheel assemblies




          • Brake units




          • Struts/oleos




          Gaseous systems include:




          • Pneumatic




          • Air cycle air conditioning




          • Pressurisation




          • Fire-extinguishing




          Gaseous system components include:




          • Gauges (direct reading), temperature sensors, pressurisation controllers and temperature controllers




          • Heat exchangers, pressure vessels, condensers, compressors, expansion turbines, humidifiers, valves and actuators




          • Rigid and flexible pipelines and fittings




          • Ducting




          Mechanical systems include:




          • Mechanical operating and locking systems




          Mechanical system components include:




          • Cables, pulleys, guides, fairleads, tension regulators,




          chains and sprockets




          • Push/pull rods, torque tubes, bellcranks, screwjacks, clutches, springs, bearings and gears




          Procedures and requirements include:




          • Industry standard procedures specified by manufacturers, regulatory authorities or the enterprise


16. หน่วยสมรรถนะร่วม (ถ้ามี)
N/A

17. อุตสาหกรรมร่วม/กลุ่มอาชีพร่วม (ถ้ามี)
N/A

18. รายละเอียดกระบวนการและวิธีการประเมิน (Assessment Description and Procedure)


          • The assessment are composed of paper exams , interviews, and practical demonstrations, which the paper exam is the main testing. The selection of interviews and practical demonstrations are depending on the assessors’ judgment.




          • Competency should be assessed in the work environment or simulated work environment, using procedures, tools and equipment stated in maintenance documentation. It is also expected that applicable general-purpose tools, test and ground support equipment found in most routine situations would be used where appropriate.




          • Before undertaking any action, the application of testing procedures should clearly indicate knowledge of system operation, the relationship of individual components and the links with other systems (if applicable) within the limits of the aircraft/system fault-finding guide. The work plan should consider applicable safety and quality requirements according to the industry and regulatory standards.




          • A person cannot be assessed as competent until it can be demonstrated to the satisfaction of the approved aerospace assessor that the relevant elements and performance criteria of this unit of competency are being achieved under routine supervision on each type of system and on at least one (1) component of each group, as follows:




          hydraulic systems – a system and at least one (1) component from each of the following hydro-mechanical system component groups:




          hydraulic accumulators, filters, reservoirs, valves, pumps, motors, actuators, regulators and direct reading gauges




          rigid and flexible pipelines, hoses and fittings




          fuel systems – a system and at least one (1) component from each of the following fuel system component groups:




          fuel system filters, valves, pumps, rigid and flexible storage cells/tanks




          rigid and flexible pipelines, hoses and fittings




          landing gear systems – each of the following systems:




          retraction systems




          steering systems




          brake systems, including anti-skid, where applicable




          landing gear components – one (1) each of:




          wheel assemblies




          brake units




          struts/oleos




          gaseous systems – each of the following systems:




          pneumatic




          air cycle air conditioning




          pressurisation




          fire-extinguishing




          gaseous system components - at least one (1) component from each of the following gaseous system component groups:




          gauges (direct reading), temperature sensors, pressurisation controllers and temperature controllers




          heat exchangers, pressure vessels, condensers, compressors, expansion turbines, humidifiers, valves and actuators




          rigid and flexible pipelines and fittings




          ducting




          mechanical systems – a mechanical operating and locking system and at least one (1) component from each of the following mechanical system component groups:




          cables, pulleys, guides, fairleads, tension regulators, chains and sprockets




          push/pull rods, torque tubes, bellcranks, screwjacks, clutches, springs, bearings and gears.




          This shall be proven via the records in the Log of Industrial Experience and Achievement or, where appropriate, an equivalent Industry Evidence Guide.




          • Individuals being assessed who have already attained the following related units will have met the Performance Criteria and Range of Conditions variables for Elements listed:




          Element 1 – any one of 101404 Inspect, test and troubleshoot aircraft hydro-mechanical and landing gear system and components, or MEA310 Inspect, test and troubleshoot aircraft pneumatic systems and components




          Elements 2 and 3 – 101404 Inspect, test and troubleshoot aircraft hydro-mechanical and landing gear system and components, for hydro-mechanical system variables, and 101405 Inspect, test and troubleshoot aircraft pneumatic systems and components, for gaseous system variables.



          The Log of Industrial Experience and Achievement records relating to the listed units may be accepted as also meeting the evidence requirements for this unit in the applicable Elements for systems and components as listed in the Range of Conditions variables.



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