![background image](http://html1.mh-extra.com/html/caire/helios-marathon-h850/helios-marathon-h850_use-manual_3343065035.webp)
Using Your HELiOS Marathon H850 Portable Oxygen Unit
HELiOS Marathon
TM
H850 Portable Oxygen Unit Home Use Guide
31
Do not place the portable oxygen unit in any
unacceptable position.
WARNING
If your portable oxygen unit is in an unacceptable
position for more than five minutes, check the
contents level to see how much oxygen remains, and
set the portable oxygen unit in an acceptable
position for at least 15 minutes before attempting to
fill it. Unacceptable positions may cause loss of
oxygen, freeze or chill the vent valve lever and
prevent filling, or create the risk of frostbite.
1. Lying on its back with the handle lower than the
bottom of the portable oxygen unit
2. Lying on its front or edge
3. Lying on its front with the handle lower than the
bottom of the portable oxygen unit
Figure 18.
Unacceptable Positions for Portable
Connecting the Portable Oxygen Unit
to the
HELiOS
Reservoir
When at home and not moving about, connect the
portable oxygen unit to the
HELiOS
reservoir with
an oxygen supply line and use only in demand
Placing Tipped On
Back with Handle
Lower than Bottom
Placing Flat on Face
or Edge
Placing Tipped on Face
with Handle
Lower than Bottom