TM 55-1925-282-14&P
0005 00
(2)
The SYSTEM OPERATION PRESSURE gauge (figure 9, item 22) indicates 900 PSI (62.1 bar) or
less.
(3)
The PRODUCT WATER OUTPUT PRESSURE gauge (figure 9, item 25) indicates less than 20 PSI
(1.4 bar).
(4)
The BRINE DISCHARGE PRESSURE gauge (figure 9, item 24) indicates approximately 10 PSI
(0.7 bar).
(5)
The BRINE flow meter (figure 9, item 21) indicates approximately 3.5 gallons (12.1 liters) per minute.
(6)
The PRODUCT WATER flow meter (figure 9, item 26) indicates approximately 33 gallons (124.9
liters) per hour.
b. At the ROWPU 2 system controller (figure 9, item 23), verify that the SALINITY METER (figure 13,
item 6) indicates product water salinity is less than 500 parts per million (ppm), as indicated by five
or fewer LEDs lit.
ROWPU 1 SHUTDOWN
1. At the ROWPU 1 flow control panel (figure 9, item 9), perform the following:
a. Slowly decrease system pressure by rotating the SYSTEM HIGH PRESSURE REGULATOR valve,
RO-V-1-3 (figure 9, item 11) in the counterclockwise direction to the fully OPEN position.
b. Observe that the SYSTEM OPERATION PRESSURE gauge (figure 9, item 13) indicates less than
50 PSI (3.4 bar).
2. At the ROWPU 1 system controller (figure 9, item 14), perform the following:
a. Press the STOP pushbutton (figure 13, item 1).
b. Observe that the BOOSTER PUMP indicator (figure 13, item 4) goes out.
c.
Observe that the SYSTEM OFF indicator (figure 13, item 2) illuminates.
3. CLOSE RO-V-1-1 (figure 9, item 3), ROWPU 1 inlet sea water supply.
4. At 440V power panel No. 5, set the REVERSE OSMOSIS WATER MAKER NO. 1 circuit breaker (figure 6,
item 1) to the OFF position.
ROWPU 2 SHUTDOWN
1. At the ROWPU 2 flow control panel (figure 9, item 18), perform the following:
a. Slowly decrease system pressure by rotating the SYSTEM HIGH PRESSURE REGULATOR valve,
RO-V-2-3 (figure 9, item 20), in the counterclockwise direction to the fully OPEN position.
b. Observe that the SYSTEM OPERATION PRESSURE gauge (figure 9, item 22) indicates less than
50 PSI (3.4 bar).
2. At the ROWPU 2 system controller (figure 9, item 23), perform the following:
a. Press the STOP pushbutton (figure 13, item 1).
b. Observe that the BOOSTER PUMP indicator (figure 13, item 4) goes out.
c.
Observe that the SYSTEM OFF indicator (figure 13, item 2) illuminates.
0005 00-16