MEAMEC0048 — Maintain aircraft diesel engines
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What an assessment for MEAMEC0048 must cover
54 assessable components: 5 elements (18 performance criteria), 13 performance evidence and 20 knowledge evidence requirements, plus 3 foundation skills. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.
Elements & performance criteria
1 Inspect diesel engine and components and systems
- 1.1Check isolation tags already attached to the system or related systems and aircraft or engine configured for safe system inspection and operation in accordance with applicable maintenance manual
- 1.2Visually or physically check diesel engine and engine system components for external and internal signs of defects in accordance with applicable maintenance manual while observing all relevant work health and safety (WHS) requirements, including the use of material safety data sheets (MSDSs) and items of personal protective equipment (PPE)
2 Test diesel engine
- 2.1Prepare aircraft and engine in accordance with applicable maintenance manual
- 2.2Activate built-in system test functions and status displays, where applicable, and record and interpret outputs to inform troubleshooting process
- 2.3Provide assistance with engine or system operation during prescribed test procedures to establish serviceability and correct function in accordance with applicable maintenance manual
3 Troubleshoot diesel engine
- 3.1Use available information from maintenance documentation and inspection and test results, when required, to assist in fault determination
- 3.2Use maintenance manual fault diagnosis guide, applicable downloaded maintenance data and logical processes to ensure efficient and accurate troubleshooting to line replacement level
- 3.3Obtain specialist advice, when required, to assist with the troubleshooting process
- 3.4Locate diesel engine faults and identify and record the causes of the faults in maintenance documentation, when required
- 3.5Determine fault rectification requirements to assist in planning the repair
4 Remove diesel engine and engine system components
- 4.1Prepare and support aircraft and render safe in accordance with the applicable maintenance manual including fitting required isolation tags to ensure the safety of personnel and freedom from damage during engine removal
- 4.2Carry out removal in accordance with the applicable maintenance manual while observing all relevant WHS requirements, including the use of MSDSs and items of PPE
- 4.3Tag and prepare engine for transport or storage in accordance with the specified procedures
- 4.4Complete required maintenance documentation and process in accordance with standard enterprise procedures
5 Install diesel engine and engine system components
- 5.1Check engine to be installed to confirm correct part or model numbers, modification status and serviceability
- 5.2Carry out installation in accordance with the applicable maintenance manual while observing all relevant WHS requirements, including the use of MSDSs and items of PPE
- 5.3Remove support or safety equipment at the appropriate time to ensure personnel safety and freedom from structural damage
- 5.4Complete required maintenance documentation and process in accordance with standard enterprise procedures
Performance evidence
- maintain at least one item from each of the following groups:
- two- and four-stroke diesel aircraft engines, main components and accessories or drives
- super or turbo charging systems
- control system, including full authority digital engine control (FADEC) (where applicable to enterprise)
- starter system
- fuel and air systems
- cooling system (liquid or air as applicable to enterprise)
- exhaust system
- oil system (if dry sump)
- recognise external and internal signs of defects in aircraft diesel engines, components and system components through visual and physical inspection
- assist with testing of diesel engine and engine system operation, be able to operate systems, monitor indications, record parameters and recognise correct function
- compile engine condition monitoring records
- rig and adjust engine controls and systems, including FADEC systems apply system testing procedures that take into account all safety precautions associated with diesel engine system operation (including interfaces with FADEC systems), and awareness of dual inspection requirements associated with work on engine controls.
Knowledge evidence
- work health and safety (WHS) procedures associated with engine and propeller maintenance, including lifting and handling of heavy objects and how to obtain personal protective equipment (PPE) and material safety data sheets (MSDSs)
- fault diagnosis techniques
- two and four stroke diesel aircraft engines and engine system layout and operation:
- principles of operation of two and four stroke diesel engines
- component function, construction and materials
- engine operation
- engine power, efficiency and performance
- diesel aircraft engine super or turbo charging systems
- diesel aircraft engine fuels and lubricating oils
- diesel fuel injection systems
- FADEC operation
- diesel aircraft engine induction systems
- diesel aircraft engine cooling systems (liquid and air)
- diesel aircraft engine exhaust systems
- system component operation, including electrical and instrument system interfaces
- dry sump lubrication systems
- removal and installation procedures for diesel aircraft engines and engine components
- diesel aircraft engine maintenance requirements and troubleshooting
- relevant maintenance manuals
- relevant regulatory requirements and standard procedures.
Foundation skills
- Reading: Reading skills to interpret maintenance documentation, specifications (allowable limits) and procedures.
- Writing: Writing skills to complete maintenance documentation.
- Numeracy: Numeracy skills to interpret and communicate technical information.
Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.
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Questions about assessing MEAMEC0048
What does an assessment tool for MEAMEC0048 need to cover?
To satisfy the Principles of Assessment and Rules of Evidence, an assessment for MEAMEC0048 needs to address all 54 unit components: 5 elements with 18 performance criteria, 13 performance evidence requirements, 20 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.
How does Auditori generate an assessment tool for MEAMEC0048?
Auditori pulls the current release of MEAMEC0048 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.
Is the first assessment tool really free?
Yes. Every new account includes one free credit — enough to generate the complete assessment tool for MEAMEC0048 — with no card and no subscription required. After that it's pay-as-you-go per unit.
Can I check my existing MEAMEC0048 assessment instead of generating a new one?
Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of MEAMEC0048, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.
Related units
- MEAMEC0013 — Inspect, test and troubleshoot gas turbine engine systems and components
- MEAMEC0024 — Fabricate and repair aircraft mechanical components or component parts
- MEAMEC0026 — Maintain aircraft basic hydraulic and pneumatic components or component parts
- MEAMEC0027 — Maintain aircraft non-primary structural removable components or parts and internal fittings
- MEAMEC0028 — Maintain aircraft gas turbine engine components or component parts
- MEAMEC0029 — Maintain aircraft mechanical components or component parts
- MEAMEC0030 — Maintain aircraft piston engine components or component parts
- MEAMEC0032 — Apply basic aircraft design characteristics
- MEAMEC0033 — Apply basic aircraft power plant design characteristics
- MEAMEC0040 — Maintain airframe systems of basic light fixed wing aircraft
- MEAMEC0041 — Maintain basic rotary wing aircraft systems
- MEAMEC0042 — Maintain basic light aircraft engines and propellers
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