3.6 First Time Start Up
1
Ensure that the isolation valves on the inlet and the outlet of the dryer are closed.
2
Check the pump and verify that the ballast valve and restrictor are fully open and the diffuser is installed vertically.
3
Turn the dryer ON at the isolator and verify that the display illuminates.
4
Slowly open the isolation valve on the inlet of the dryer and verify that there are no leaks.
5
Check that the upper pressure gauge (PRV1) is reading 7 barg and adjust if required.
Do not adjust the regulators away from 7 barg.
6
Check that the system pressure relief valve is closed.
7
Test the condensate drains of the filters and ensure they are discharging correctly into a suitable collection vessel.
8
Press and release the start control then immediately turn the dryer off at the isolator.
9
Check that the pump is rotating in the direction marked on the pump (anti-clockwise). If the pump is rotating in the wrong direction, isolate
the electrical supply and swap two phases over on the vacuum pump supply cable terminals.
20