3-11
Chapter 3 Starting and Stopping this Device
(iii) Introducing process pressure and checking for leaks
In the following procedure, process pressure is introduced into the pressure-receiving part of this device.
Procedure
(1) Fill the pressure-receiving part of the device with process fluid.
(1) Open the master valves (see Figure 2-36), and introduce process fluid into the
connecting pipe. If the process temperature is high at this point, wait until the
connecting pipe cools down.
(2) Gradually open the manual master valve, and introduce process pressure into the
pressure-receiving part of the device.
(2) Vent the air from the device.
(1) Gradually open the high pressure side gas vent plug to remove the air from the main unit.
(2) When the air has been removed, close the gas vent plug and the manual master valve.
Gas Vent Plugs
Open to Atmosphere
Drain Valve
Manual
Master Valve
(3) Check that there are no pressure leaks in the connecting pipes, the device itself, etc.
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