B-701964-00 Rev. A Service and Repair 5-23
Companion 1000/T Liquid Oxygen System Technical Manual
5.14 CRYOGENIC CONTAINER
The Companion 1000/T Portable cryogenic container is a stainless steel, double-walled,
vacuum-insulated container that holds liquid oxygen. The container’s main function is
to limit the amount of heat that leaks into the container from the surrounding
atmosphere. The container is not field serviceable.
5.14.1 Removal
Refer to Figures 6-1 or 6-2, 6-7, and 6-8 to identify parts with bold number references.
1. Remove the manifold 7 (Section 5.13.1).
2. Use a
5
/
8
-in. open-end wrench on the vent valve body hex flats to hold the body
stationary. Use a
11
/
16
-in. open-end wrench to loosen the jam nut 3 that holds the
vent valve to the mounting bracket. Remove the vent valve and tube assembly from
the mounting bracket.
3. Use side-cut pliers to cut the wire tie 22 from the warming coil.
4. Use a
7
/
8
-in. open-end wrench to loosen the jam nut 5 (some earlier models may
have a
5
/
8
-in. jam nut) that retains the female adapter to the mounting bracket.
Remove the female fill connector and tube assembly from the mounting bracket.
5.14.2 Installation
Install the cryogenic container by reversing the removal procedure (Section 5.14.1).
5.15 RETURNING THE UNIT FOR SERVICE
To return a product, contact Puritan-Bennett at 1-800-255-6774 (press 2) and ask to
speak with a Technical Support Representative. A Return Goods Authorization (RGA)
number will be issued to track the product return. Please have available your account
number, the model and serial number of the product, and the reason for returning the
product when you call to request an RGA. Return the unit in its original carton, if
possible. If the original carton is not available, you may purchase a new carton (Section
1.12, Accessories).
NOTE: To prevent contaminants from entering the cryogenic container, place the
container in a clean plastic bag and seal tightly.
WARNING
Fire hazard and extreme cold hazard. Do not package or
ship units that contain liquid or gaseous oxygen. Liquid
oxygen spillage and high oxygen concentrations are possible.
Empty oxygen contents completely before packaging or
shipping units.
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