Vaisala PR-23 Series - Page 209

2. Close the 1/4 in check port valve under the nozzle isolation valve (1).
1
5
4
3
2
CLOSE
OPEN
a. Open the isolation valve (2) by turning the handle counterclockwise.
b. Push the nozzle to the process (3).
c. Attach the nozzle to the nozzle guide with one s pecial M5x10 screw (4) using a
5 mm Allen key.
d. Lock the isolation valve handle with the safety pin (5).
Chapter 11 – Safe-Drive
207