Auxiliary System Flashcards
1
Q
what is purpose of air compressor?
A
used to supply highly pressurized air to start main and secondary engines
2
Q
what is a semi-hermetic air compressor?
A
an air compressor that has both the compressor and the motor fully protected from the environment within a sealed shell, and is serviceable as the casing can be removed
3
Q
what is a hermetic compressor?
A
when the compressor and motor operate on the same shaft and both are enclosed in a common casing, with the casing welded shut
