Thermo Scientific Vanquish VF-D20 Operating Manual page 126

7 • Maintenance and Service
Follow these steps
Page 126
c) Wait until the system pressure is down to zero before you
continue.
d) Turn off the gas supply to the detector.
3. Turn off the detector with the main power switch.
On the gas port on the detector, disconnect the elbow connectors of the
gas tubes from the port.
To re-install the gas tubes or install new gas tubes, follow the steps in
section 5.5.4 Connecting the Gas Inlet and Exhaust Tubes, page
Vanquish Charged Aerosol Detectors Operating Manual
67.