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 TM 55-1925-273-10-1
0046 00
Table 8. ROWPU General Arrangement (refer to figure 8) (continued)
Key
Control/Indicator
Function
18
RO-V-11, Media Filter
OPEN this valve to drain the media filter.
Drain Valve
19
RO-V-2, Media Filter Supply
This valve controls the flow of raw water to into the media filter. Refer to
table 13.
20
RO-V-3, Media Filter Discharge
This valve controls the flow of filtered raw water out of the media filter.
This valve is OPEN during normal ROWPU operation. Refer to table 6.
21
RO-V-4, Media Filter Bypass
This valve permits the operator to bypass the media filter during ROWPU
operation. Refer to table 13.
22
440V Power Panel No. 5
This panel provides 440 Vac to the ROWPU system. Refer to table 14.
23
RO-V-1-1, ROWPU 1 Inlet
This valve controls the flow of raw water from the media filter into the
Sea Water Supply
25-micron filter basket for ROWPU 1. Refer to table 9.
24
RO-V-5, ROWPU Cleaning
This valve permits the operator to pump cleaning solution and chemicals
Supply
through the ROWPU during maintenance. Refer to table 9.
25
RO-V-2-,1 ROWPU 2 Inlet
This valve controls the flow of raw water from the media
Sea Water Supply
filter into the 20-micron filter basket for ROWPU 2. Refer to table 9.
26
RO-PG-1, ROWPU General
This gauge indicates raw water pressure into the ROWPU system.
Service Pressure
27
RO-V-1, Main Sea Water Supply
This valve controls the flow of raw water into the ROWPU system.
28
ROWPU 1 System Controller
The controller monitors the salt content of the product water by means of
the salinity probe, and signals the 3-way diversion valve when potable water
is being produced. The 3-way diversion valve and pump motors are all
directly connected to, and governed by, the system controller. Refer to
table 4.
0046 00-15
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