Figure 42 – Blocking exhaust T-piece
5. Disconnect the tubing connecting the valve manifold to the ozone generator and connect the
barometer on the valve manifold ozone inlet port (see Figure 43).
Figure 43 – Position of barometer placement (valve manifold)
6. Connect the vacuum source to the exhaust port of the analyser. Block the sample port and switch
the vacuum source on (refer to Figure 44).