Figure 10-18.--Oxygen/nitrogen servicing/interface equipment.
burst disc (37) that will rupture when oxygen outlet
pressure exceeds 600 psi. The high-pressure adapter
Oil, grease, and other readily oxidizing material
(38), used when servicing high-pressure systems,
is dangerous in the presence of oxygen. When
contains a burst disc (39) that will rupture when
handling any parts of oxygen equipment, your
oxygen outlet pressure exceeds 2,400 psi.
hands must be clean and free of such substances.
This also applies to any tools used. Neglect of
Boost Pump Drive Hose.--The boost pump drive
these precautions may result in explosion or fire.
hose interconnects the oxygen and nitrogen modules to
carry drive air or nitrogen from the nitrogen module to
the oxygen module boost pump. (See figure 10-14,
The operating procedures discussed are general in
Oxygen Bench Supply Hose.--The oxygen
nature. For exact operating procedures for the
bench supply hose is used to connect an external
A/U26U-1, consult NAVAIR 19-25D-31, Operation
oxygen source to the oxygen module.
and Intermediate Maintenance Instructions with
G r o u n d i n g C a b l e R e e l A s s e m b l y. -- T h e
Illustrated Parts Breakdown, Oxygen Servicing Unit,
grounding cable reel assembly provides a means of
A/U26U-1. As operation of the unit is discussed, refer
connecting the servicing unit to the aircraft being
to figure 10-19 for a view of the servicing unit's
serviced (grounding) to prevent sparks from static
operating controls, and to figure 10-13 to trace gas