Heater and Accessories, Aircraft Internal Combustion Heat Exchanger Type

This SAE Aerospace Standard (AS) covers combustion heaters and accessories used in, but not limited to, the following applications:aCabin heating (all occupied regions and windshield heating)bWing and empennage anti-icingcEngine and accessory heating (when heater is installed as part of the aircraft)dAircraft deicingCross Reference: 14CFRPart23,14CFRPart25,14CFRPart27,14CFRPart29,CS-23,CS-25,CS-27,CS-29