TM 55-1930-209-1 4&P-1
14-11.2 Filling drinking water storage tanks
Open appropriate drinking water valves as shown in table below. Make sure valves of tank(s) not to be filled are
To fill drinking water storage tank
Close drinking water valves DW11, DW12, and DW18 (Barges 2 and 3 only) and make sure drinking water valves
DW10 and DW13 are closed.
Storage tanks are now ready to be filled with water from ROWPU's.
Make sure chlorine is being added to the ROWPU product water before water enters storage tanks. If
chlorination system is not operating, start up by following procedures in TM 55-1930-209-14&P-4.
EMS monitors and indicates water level in each storage tank (Figure 14-9) and
amount of chlorine in water entering tanks.
Make sure EMS is operating and monitoring water level in each tank and amount of chlorine in water entering
tanks. If not, start up by following procedures in TM 55-1930-209-14&P-11.
Water level in each tank is also shown on each tank's liquid level Indicator.
As tanks are being filled, periodically check EMS video monitor POTABLE WATER TANKS display page for water
levels and CHLORINE STATUS display page to make sure chlorine input is 2 to 5 ppm.
If water level rises above full level in tank(s) as shown on EMS video monitor, horn
and strobe light In ROWPU space are activated and buzzer in dayroom sounds. In
addition, EMS keyboard alarm sounds and video monitor automatically switches to
ALARM page which shows full tank level alarm condition in flashing double
Intensity. POTABLE WATER TANKS key on keyboard flashes red.
When alarms are energized, stop filling tanks.
Press red flashing POTABLE WATER TANKS key on keyboard to change ALARMS display page back to
POTABLE WATER TANKS alarm display page.
Display stays double Intensity until abnormal condition is corrected.
Press ACK key on keyboard to stop alarms and automatically change red flashing POTABLE WATER TANKS key
to white and flashing display on video monitor POTABLE WATER TANKS page to double intensity.