TM 55-1930-209-14&P-5
h.
On Barge 1, position valve DW12 for discharge pump 1 or 2 On Barges 2 and 3, open valve DW12 and close
DW18 to use discharge pump 1 Open valve DW18 and close DW12 to use discharge pump 2.
i.
Start discharging drinking water and monitor water being discharged as given in steps g thru i In paragraph 3-5
j.
Stop discharge pump operation as necessary, by setting HAND/OFF/AUTO switch to OFF
k.
Close valve DW15
I.
Disconnect fill hose
m. Reinstall cap
n.
Close valve DW19 (Barges 2 and 3 only).
3-6.2.
Emptying storage tanks by discharging overboard
a.
Open appropriate valve(s) of storage tank(s) to be drained, as shown in table below.
Tank.
1
2
3
4
Valve no
DW6
DW7
DW8
DW9
b.
Close valve DW14 (Barges 2 and 3 only)
c.
Remove protective cap from discharge line at valve DW15 and open valve.
d.
Set shore discharge pump selector switch (Figure 3-1) to pump 1 or 2.
e.
Open valve DW19 on Barges 2 and 3 On Barge 1, position valve DW14 to port discharge.
NOTE
To prevent low level alarm from sounding and flashing while tank is being emptied, ALARM RELAY circuit breaker 4P14
on 24 Vdc power panel must be open (OFF).
f.
On Barge 1, position valve DW12 for discharge pump 1 or 2 On Barges 2 and 3, open valve DW12 and close
DW18 to use discharge pump 1. Open valve DW18 and close DW12 to use discharge pump 2
g.
Close switchboard circuit breaker P9 for shore discharge pump 1 or circuit breaker P15 for shore discharge
pump 2.
h.
In void 3 port, on shore discharge pump motor controller for pump selected In d, start pump by setting
HAND/OFF/AUTO switch to HAND
i.
Start discharge pump by pushing START button on motor controller.
CAUTION
While emptying storage tank(s), with alarm circuitry turned off, liquid level Indicator on tank(s) must be observed to
prevent running pump dry.
j.
When tank Is dry, set HAND/OFF/AUTO switch on motor controller to OFF
k.
Close valves DW15 (all barges) and DW19 (Barges 2 and 3 only).
I
Reinstall cap on overboard discharge outlet.
3-7
Supplying storage tank drinking water to pressure set for use on barge
a.
If drinking water is not being discharged from storage tanks, perform steps (1) and (2) If drinking water is being
discharged from the storage tanks, go to step b.
(1) Check liquid level Indicator to be sure storage tank(s) contains water.
(2) Open appropriate valve(s) of storage tank(s) to be drained, as shown in table below.
3-14
