Defuel aircraft

Formats and tools

Unit Description
Reconstruct the unit from the xml and display it as an HTML page.
Assessment Tool
an assessor resource that builds a framework for writing an assessment tool
Assessment Template
generate a spreadsheet for marking this unit in a classroom environment. Put student names in the top row and check them off as they demonstrate competenece for each of the unit's elements and performance criteria.
Assessment Matrix
a slightly different format than the assessment template. A spreadsheet with unit names, elements and performance criteria in separate columns. Put assessment names in column headings to track which performance criteria each one covers. Good for ensuring that you've covered every one of the performance criteria with your assessment instrument (all assessement tools together).
Wiki Markup
mark up the unit in a wiki markup codes, ready to copy and paste into a wiki page. The output will work in most wikis but is designed to work particularly well as a Wikiversity learning project.
Evidence Guide
create an evidence guide for workplace assessment and RPL applicants
Competency Mapping Template
Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners. A template for developing assessments for a unit, which will help you to create valid, fair and reliable assessments for the unit, ready to give to trainers and students
Observation Checklist
create an observation checklist for workplace assessment and RPL applicants. This is similar to the evidence guide above, but a little shorter and friendlier on your printer. You will also need to create a seperate Assessor Marking Guide for guidelines on gathering evidence and a list of key points for each activity observed using the unit's range statement, required skills and evidence required (see the unit's html page for details)

Self Assessment Survey
A form for students to assess thier current skill levels against each of the unit's performance criteria. Cut and paste into a web document or print and distribute in hard copy.
Moodle Outcomes
Create a csv file of the unit's performance criteria to import into a moodle course as outcomes, ready to associate with each of your assignments. Here's a quick 'how to' for importing these into moodle 2.x
Registered Training Organisations
Trying to find someone to train or assess you? This link lists all the RTOs that are currently registered to deliver AVIW3011B, 'Defuel aircraft'.
Google Links
links to google searches, with filtering in place to maximise the usefulness of the returned results
Reference books for 'Defuel aircraft' on This online store has a huge range of books, pretty reasonable prices, free delivery in Australia *and* they give a small commission to for every purchase, so go nuts :)

Elements and Performance Criteria



1Complete preliminary checks and operations

1.1 Reason for defuelling and the quantity of fuel to be defuelled is confirmed

1.2 Type of aircraft and requirement for overwing or underwing operation is confirmed

1.3 Pre-operational checks on vehicle and auxiliary equipment are made

1.4 Ullage in fueller/defuelling vehicle is checked

2Position fueller/dispenser vehicle

2.1 Fueller vehicle is started and driven to aircraft in accordance with workplace procedures, regulatory requirements and local instructions

2.2 The aircraft is approached only after checks are made to confirm that aircraft engines have stopped and aircraft wheel chocks are in place

2.3 Vehicle is positioned and parked either underwing or standoff depending on aircraft type in accordance with workplace procedures, regulatory requirements and local instructions

2.4 Appropriate precautions are taken to avoid risk of collision with aircraft control surfaces, aircraft engines and other vehicles

2.5 Parking position of fueller vehicle provides easiest route for evacuation in the event of an emergency

3Conduct quality checks on product

3.1 Required documentation is obtained from airline engineer/representative

3.2 Sample of product on board aircraft is obtained and visual quality checks are made in accordance with workplace procedures

3.3 If quality checks are satisfactory, decision is made to proceed with defuelling

3.4 If quality checks are unsatisfactory, action is taken to report situation to supervisor. If defuelling is to continue, aircraft fuel is defuelled into either an empty tank or into a drained fueller and, if approved, the fuel is delivered back to the same airline

4Defuel aircraft

4.1 Vehicle is grounded and the bonding lead is connected to the aircraft in accordance with workplace procedures and regulatory requirements

4.2 All required pre-defuelling safety precautions are taken in accordance with workplace procedures and regulatory requirements

4.3 Defuelling operations are commenced either using the auxiliary power unit (APU) or the ground power unit (GPU) in accordance with workplace procedures and regulatory requirements

4.4 At the completion of defuelling operations, the quantity defuelled is verified in accordance with workplace procedures

5Complete documentation

5.1 All required defuelling documentation is completed in accordance with workplace procedures

6Complete post-defuelling operations

6.1 Hoses are disconnected, retracted and stowed in accordance with workplace procedures

6.2 Defuelled fuel confirmed as acceptable for return to storage is either discharged into designated segregated storage tank or retained in fueller for delivery back to airline concerned

6.3 Defuelled fuel found to be contaminated is disposed of in accordance with workplace procedures and regulatory requirements

6.4 Fueller used to transfer contaminated fuel is de-contaminated in accordance with workplace procedures and regulatory requirements

Qualifications and Skillsets

AVIW3011B appears in the following qualifications:

  • AVI30408 - Certificate III in Aviation (Ground Operations and Service)