INLET
SUPPLY
HOSES
OUTLET
INSULATED
HOSE ASSY
HOUSING
ASSY
ELECTRICAL
ASf10011
CABLE ASSY
Figure 10-11.--Aircraft liquid oxygen system gas purging set.
from the hand truck for use as a bench-mounted
The LOX purging set consists of truck and housing
installation in the oxygen converter repair shop.
assemblies, with the housing assembly containing the
controls and valves. Located within the housing
In-depth maintenance procedures for the LOX
assembly is an electrical enclosure that contains a
system gas purging set are outlined in NAVAIR
19-25D-27.
heater block assembly, switches, indicator lamps, and
a circuit breaker. When not in use, the supply and
Standards of Cleanliness
delivery lines, fittings, filler valve, electrical adapter
(for conversion to 400 Hz power), and the electrical
A l l m a i n t e n a n c e p r o c e d u r e s i nvo l v i n g
power connecting cord are stowed within the housing
components in liquid or vacuum systems must be
performed in a clean, well-ventilated area. To reduce
assembly. The housing assembly may be removed
10-21
