liters per hour (LPH) and gallons per hour (GPH) the reject flow rate
from the RO array 227LPH (60 GPH). Record the reject flow after the
first 5 hours of operation (use the sample Operational Log sheet
provided in Figure 5.2).
10)
Press Stop button.
NOTE
The product water discharge is equipped with a high-pressure
shutdown PSHH-50 protection in case of product water over pressure.
4.3
QUICK START-UP PROCEDURE
1) Switch ON the breaker at the main breaker panel to power up the unit.
2) Place associated main switch to Automatic.
3) Check PI-20 Feed Pressure Gauge is at least 34 kPa (5 psi).
4) Begin closing the Black knob,
Concentrate Needle Valve V-40
,
by slowly
turning the handle in the clockwise direction. While observing the
Membrane Inlet Pressure Gauge PI-25
and the
Concentrate
Flowmeter FI-40.
The pressure should rise to about 862 kPa (125 psi).
4.4
SHUTDOWN PROCEDURES
4.4.1
SHUTDOWN PROCEDURE (SHORT TERM)
1)
Release the pressure from the system by slowly turning the Black knob,
Concentrate Needle Valve V-40
,
counter-clockwise.
2)
Stop the unit by pressing the Stop button.
3)
Secure the feedwater system by closing a feedwater valve upstream of the
UltRO Clear System.
4.4.2
SHUTDOWN PROCEDURE (EXTENDED)
Since bacteria and biologic growth increases significantly the longer stagnant water is in
contact with the membranes, the fresh flushing procedure should be used whenever
