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 TM 55-1925-273-10-1
0105 00
2
1
3
4
12
UP
DN
11
10
5
6
7
10
8
9
Figure 12. 01 Level Potable Water Valve Locations
REVERSE OSMOSIS WATER PURIFICATION UNIT (ROWPU) SHUTDOWN PROCEDURE
ROWPU 1 SHUTDOWN
1.
At the ROWPU 1 flow control panel (figure 13, item 1):
a.
Slowly decrease system pressure by rotating the SYSTEM HIGH PRESSURE REGULATOR valve (figure 13,
item 2) in the counterclockwise direction to the fully OPEN position.
b.
Observe that the SYSTEM OPERATION PRESSURE gauge (figure 13, item 3) reads less than 50 PSI (3.4 bar).
2.
At the ROWPU 1 system controller:
a.
Press the STOP pushbutton (figure 14, item 1).
b.
Observe that the BOOSTER PUMP indicator (figure 14, item 2) goes out.
c.
Observe that the SYSTEM OFF indicator (figure 14, item 3) illuminates.
3.
CLOSE RO-V-1-1 (figure 13, item 4), ROWPU 1 inlet sea water supply.
4.
At 440V power panel No. 5, set the REVERSE OSMOSIS WATER MAKER No. 1. circuit breaker (figure 5, item 3) to
OFF.
0105 00-11
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