3 Using Your HELiOS
Marathon H850 Portable
Oxygen Unit
Overview
This section contains information on how to use
your HELiOS
unit. Read all instructions before using the unit. Pay
particular attention to safety and unit position.
Filling the Portable Oxygen Unit
WARNING
Extreme cold hazard. Do not press or disturb the
plastic poppet in the center of the fill connector on
the reservoir. This will cause a release of liquid
oxygen from the fill connector.
WARNING
Do not leave the portable oxygen unit unattended
during the filling operation.
Fill the portable oxygen unit from the reservoir
using the following sequence of procedures.
HELiOS Marathon
Using Your HELiOS Marathon H850 Portable Oxygen Unit
MARATHON
Figure 5. Location of Plastic Poppet
TM
H850 Portable Oxygen Unit Home Use Guide
™
H850 portable oxygen
15