Document Information
- Number
- 20-53B
- Title
- Protection of Aircraft Fuel Systems Against Fuel Vapor Ignition Caused by Lightning
- Date cancelled
- 2018-09-24
- Cancellation notes
- AC 20-53C
- Date issued
- 2006-06-05
- Office of Primary Responsibility
- AIR-100
- Description
-
a. This advisory circular (AC) will show you how to gain Federal Aviation Administration (FAA) approval of your compliance with Title 14, Code of Federal Regulations (14 CFR) §§ 23.954, 25.954, 27.954, and 29.954, Fuel system lightning protection. We recommend how you can protect the aircraft’s fuel system from lightning strikes that may ignite fuel vapors.
b. In establishing compliance to 14 CFR § 25.981, Fuel tank ignition prevention, this AC can also be used to supplement the guidance in AC 25.981-1, Fuel Tank Ignition Source Prevention Guidelines, for ignition prevention in regards to lightning.
c. This AC is not mandatory and does not constitute a regulation. It describes an acceptable means, but is not the only means, to show you how to gain certification for fuel system lightning protection. However, if you use the means described in this AC, you must follow it in all important respects.
- Content
-
- AC 20-53B (PDF)
- Cancels
-
Cancels Number Title Date 20-53A Protection of Aircraft Fuel Systems Against Fuel Vapor Ignition Due to Lightning Provides information and guidance concerning an acceptable means, but not the only means, of compliance with Parts 23 or 25 of the Federal Aviation Regulations (FAR) applicable to preventing ignition of fuel vapors due to lightning. 1985-04-12