![background image](http://html1.mh-extra.com/html/caire/helios-marathon-h850/helios-marathon-h850_use-manual_3343065036.webp)
Using Your HELiOS Marathon H850 Portable Oxygen Unit
32
HELiOS Marathon
TM
H850 Portable Oxygen Unit Home Use Guide
mode. To maximize the efficiency of the system,
connect the portable oxygen unit to the reservoir
for at least ten hours every 24-hour period. The
portable oxygen unit should be nearly empty so
the oxygen coming through it comes directly from
the
reservoir.
1.
Attaching the supply line to the
reservoir
—Thread the oxygen supply line nut
onto the
reservoir oxygen supply outlet. See
Connecting Supply Line to Reservoir,
Figure 19.
Ensure the oxygen supply line and connection is
tight. If there is a hissing sound, tighten the
connection or reseat the nut and retighten until
the hissing stops.
Figure 19.
Connecting Supply Line to Reservoir
2.
Attaching the supply line to the portable
oxygen unit
—Connect the opposite end of the
oxygen supply line to the portable oxygen unit
at the oxygen supply connector by pushing the
supply line into the connector. See
Connecting
Supply Line to Portable Oxygen Unit,
Figure 20.
The connectors should snap together. If the
supply line does not easily engage into the
portable oxygen unit, push the silver release
1
2
1
Oxygen Outlet Connection
2
Oxygen Supply Line