Installation
Prepare the cryogenic oven cooling system
Released: March 2004 6850 Series II GC User Information page 251 of 256
Figure 55. Cryo coolant fittings
4. Remove the nut and ferrules from the coolant inlet fitting. Use these parts
to attach he filter/connector assembly to the inlet fitting or Tee fitting. See
Figure 55.
Connect the cryogenic coolant supply
Liquid CO
2
is available in high-pressure tanks containing 50 pounds of liquid.
The tank must have an internal dip tube or eductor tube to deliver liquid CO
2
instead of gas. Do not use a padded tank (one to which another gas is added to
increase the delivery pressure).
Coolant filter (shown installed)
Tee fitting (customer provided)
Customer provided jumper and fittings
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