Unit of competency Outline

Date retreived
22/07/2026 8:59 AM AWST

Whilst all efforts are made to provide accurate and timely information from the relevant source/documentation, please be aware that the information supplied may not be the most current version. The accuracy of the detail has not been confirmed by the Department and therefore should not be relied upon without first confirming the contents.

Defuel aircraft

Defuel aircraft

Unit of competency
National Code
AVIW3011
State Code
AWP08
TGA Status
Replaced
DTWD Status
Replaced
Current Release Number
1.00
Current Release Date
01/03/2016
View on TGA
State Implementation and Classification
Approved Date
16/08/2016
Field of Education
031505 - Aircraft Operation
Original Release Date
16/08/2016
Nominal Hours
40
Description
This unit involves the skills and knowledge required to defuel aircraft, in compliance with relevant regulatory requirements of the Civil Aviation Safety Authority (CASA) and national operating standards.It includes conducting pre-operational checks on defueller vehicle and auxillary equipment, positioning defueller vehicle and conducting quality checks on product. It also includes defuelling aircraft, completing post-defuelling operations and completing documentation. This unit addresses aviation technical skill requirements (physical, mental and task-management abilities) related to equipment and system operations of ground operations personnel, and contributes to safe and effective performance in complex aviation operational environments.Operations are conducted as part of recreational, commercial and military aircraft activities across a variety of operational contexts within the Australian aviation industry.Work is performed independently or under limited supervision as a single operator or within a team environment.Licensing, legislative, regulatory or certification requirements are applicable to this unit.Use for Defence Aviation is to be in accordance with relevant Defence Orders, Instructions, Publications and Regulations.
Notes
Elements and Performance Criteria
1 Conduct pre-operational checks on defueller vehicle and auxillary equipment
  • 1.1 Personal protective equipment is selected and used in accordance with workplace procedures
  • 1.2 Hazards are identified, risks are assessed and hazard management is implemented
  • 1.3 Reason for defuelling and quantity of fuel to be defuelled is confirmed
  • 1.4 Type of aircraft and requirement for overwing or underwing operation is confirmed
  • 1.5 Pre-operational checks on vehicle and auxiliary equipment are made
  • 1.6 Ullage in defuelling vehicle or auxillary equipment is checked
2 Position defueller vehicle
  • 2.1 Defuelling vehicle is moved airside or landside to aircraft
  • 2.2 Aircraft is approached after checks are made to confirm aircraft engines have stopped and aircraft wheel chocks are in place
  • 2.3 Vehicle is positioned either underwing or standoff, depending on aircraft type
  • 2.4 Appropriate precautions are taken to avoid risk of collision with aircraft control surfaces, aircraft engines and other vehicles
  • 2.5 Defueller vehicle is parked in a position that provides easiest route for evacuation in an emergency
3 Conduct 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 Defuelling operations are initiated in response to satisfactory fuel quality checks
  • 3.4 Defuelling operations are initiated into contingency storage areas for further processing in response to unsatisfactory fuel quality checks
4 Defuel aircraft
  • 4.1 Vehicle is grounded and bonding lead is connected to aircraft
  • 4.2 Defuelling safety precautions are implemented prior to commencement of operations
  • 4.3 Defuelling operations are commenced either using auxiliary power unit (APU) or ground power unit (GPU)
  • 4.4 Quantity defuelled on completion is verified in accordance with workplace procedures
5 Complete post-defuelling operations
  • 5.1 Hoses are disconnected, retracted and stowed
  • 5.2 Fuel confirmed as acceptable for return to storage is discharged into designated segregated storage tank or retained in fueller for ongoing supply operations
  • 5.3 Fuel identified as contaminated is disposed of in accordance with workplace procedures and regulatory requirements
  • 5.4 Fueller used to transfer contaminated fuel is de-contaminated
6 Complete documentation
  • 6.1 Hard copy documentation and paperwork is completed as required and airline representative’s signature is obtained
  • 6.2 Electronic fuel management systems are used to report, record and verify refuel operations
No information
No information
Replaces
State Code National Code Title Type
WB825 AVIW3011B Defuel aircraft Unit of competency
Replaced By
State Code National Code Title Type
OBC24 AVIW0021 Defuel aircraft Unit of competency
State Code National Code Title Type
AZS3 AVI30416 Certificate III in Aviation (Ground Operations and Service) Qualification