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ment to prevent heating of the oxygen system.
8. Maintain at least 2 inches clearance between oxygen lines and all oil, fuel, hydraulic, or other fluid lines to prevent contamination.
* U.S. G.P.O.: 1996-873-S/20104 601
9. Do not use lubricants unless specifically approved for oxygen system use.
10. A pressure and leak check must be performed each time the system is opened for maintenance.