SAE - AS8040C
(R) Heater and Accessories, Aircraft Internal Combustion Heat Exchanger Type
|Publication Date:||1 October 2019|
This SAE Aerospace Standard (AS) covers combustion heaters and accessories used in, but not limited to, the following applications:
a. Cabin heating (all occupied regions and windshield heating)
b. Wing and empennage anti-icing
c. Engine and accessory heating (when heater is installed as part of the aircraft)
d. Aircraft deicing
This document details the minimum safety, performance, design, and testing requirements for combustion heaters and accessories that are considered necessary for the utilization of heaters in any category of aircraft. This standard is to be considered currently applicable and necessarily subject to revision from time to time due to advances in the aircraft industry. This standard is based on practical engineering requirements for aircraft heaters currently in use and is applicable to aircraft heaters that will be developed to meet future requirements.
The requirements of this standard are primarily intended to be applicable to civil aircraft whose primary function is transporting passengers or cargo. For additional information regarding military applications, refer to MIL-H-5484.