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vwr.com I Instruction manual VWR® U Water System
3.3 System Setup
Swipe a finger down the top section of the home screen to see the drop-down bar. Make sure the
system is in Ready mode. If not, toggle between Standby
and Ready
modes using the
drop-down bar to switch the system from Standby to Ready.
Note!
Alarms
icon and / or alerts
icon may present in the middle of the home screen when
setting-
up the system. It’s normal. Just follow this user manual to finish the rest of operations.
3.3.1 Flushing the RO Membrane
Newly installed system or the system with newly installed RO membrane needs to flush RO
membrane to clean up preservatives in the RO membrane. System will initiate a 20 - minute flush
automatically after the system enters into Ready mode at the system starts up for the first time.
System will enter into production mode after flushing.
The system automatically detects the quality of the RO water, discharges it to the drain if it does
n’t
meet quality parameters, or sends it to pure water tank if it passes quality parameters.
3.3.2 Flushing the PE Tank
Discard water when the tank is full at the first fill to ensure the quality of water in the tank.
Switch the system from Ready mode to Standby mode by click
on top of the Home screen.
Remove the tubing connected to the
Pure Water In
port on the system to let the tank drain. Then
insert the tubing into the
Pure Water In
port on the system.
System will stop produce water automatically when the tank is full and the graph bar on the home
screen reaches the top, shows 100%. System will automatically restart production when water
level is below 80%.
Water will stop dispensing automatically if tank water level falls below 10% (tank empty). Press
Drop-down bar