GE AxiChrom 50 Operating Instructions Manual page 52

4 Getting started
4.7 Over-pressure situation
If it is necessary to release pressure from the hydraulic chamber this shall be done using
the hydraulic chamber vent valve [107]. To avoid being sprayed when opening the hy-
draulic chamber vent valve, use the following precautions:
1 Push a syringe with a plunger in its bottom position into the hydraulic chamber vent
2 Open the hydraulic chamber vent valve and collect the liquid in the syringe until the
3 If the syringe fills up before the pressure has normalized, close the valve, discard the
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valve [107] and hold it in place.
excess pressure in the hydraulic chamber is normalized.
Note:
Do not touch the syringe plunger during this step.
contents of the syringe and repeat from step 1.
AxiChrom 50, 70 and 100 columns Operating instructions 28-9331-08 AG