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De-Icing (DI-L20) Theory Part eLearning

This course is designed for personnel to gain relevant knowledge of international requirements and recommendations for De-Icing/Anti-Icing aircraft on the ground.

The objective of this course is to provide theoretical background to operate and control aircraft de-/anti-icing procedures.

Course Information

This course is designed for

  • De-/anti-icing operators (DI-L20), ground handling supervisors and aircraft maintenance organisations

Learning objectives

Upon completion of this course, a course participant will be able to:

  • understand the regulations, guidelines standards for safe and efficient operations

  • learn the basics of aerodynamics that an operator must know

  • determine the need and methods used for de-icing/anti-icing operations

  • know when and how to use different equipment and fluids

  • become familiar with environmental impact, irregularity reporting and general communication procedures.

Course content

  • Introduction

  • Aerodynamics

  • De-icing & Anti-icing operations

  • Equipment and Fluids

  • Course summary

  • Final test

Course duration

Time required to study this course is 1,5 hours.

Certificate awarded

Upon successful completion of the final test, a participant will be awarded with an eCertificate.

Final test information
  • Final test delivery method: Non-supervised online test can be taken in the end of the course

  • Final test format: Multiple choice questions

  • Number of questions: 10 (drawn from a question bank)

  • Pass mark: 80% correct answers

Course references
  • FAA: Winter season Holdover Time Guidelines

  • SAE: AS 6285 Aircraft Ground De-icing/anti-icing processes

  • SAE: AS 6286 Aircraft Ground De-icing/Anti-Icing Training and Qualification Program

  • SAE: AS 6332 Quality Assurance

Language versions
Final test information
  • English

  • Finnish




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per user

We offer different pricing options

Pay Per Use

  • Access for one or more persons whenever needed

  • Discounted prices available for multiple purchases


  • Priced by the number of employees and selected courses

  • Unlimited use of selected courses

  • Monthly subscription fee at discounted price

  • Dedicated training portal according to clients’ brand


Need some tailoring?

This course can be tailored on request with client specific content and look & feel.

Or fully tailored eLearning
courses for your company?

Tailor-made courses on any training subject are available on request at competitive price.


How to register?

This eLearning course is only available for companies, not for private individuals. Course is available in all locations globally 24/7. Course can be studied immediately after purchase.


To learn more about the prices and other details, please send email to

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