Liquid Oxygen (LOX) Flashcards
1
Q
LOX Card (TMU-27/M) Service Pressure?Reference: (MPC 121401.0) P.5
A
40 (+/- 5) psiClose service valve when steady stream of LOX flows from purge adapter/overboard vent.
2
Q
LOX Servicing using TMU-27/MReference: (MPC 121401.0) P.4
A
NOTE: If oxygen system has been empty for more than 2 hours and system pressure depleted, O2 system SHALL be purged.
- Front of cart(tow hitch end) is facing towards the aft end of aircraft.
- Control panel positioned perpendicular to servicing port.
- service hose free of bends/kinks.
3
Q
Parking/Storage of LOX Cart?Reference: (MPC 121401.0) P.3
A
25’ - Structure w/fire resistant or non-combustible
50’ - Structure w/combustion or smoking area
75’ - Aircraft parked/fueling and defueling area
NOTE: LOX boil-off during storage can be considerably reduced if storage tank is placed so that the rear end is higher than the front end, thus, in effect, elevating the piping.
