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all the same all the same this blog telling your everyday life, bisnis online, olahraga, hoby. clickk Saturday, August 28, 2010 Servicing of Oxygen Systems Before servicing any aircraft with oxygen, consult the specific aircraft service manual to determine the type of equipment required and procedures to be used. Certain precautions should be observed whenever aircraft oxygen systems are to be serviced. Oxygen system servicing should be accomplished only when the aircraft is located outside of