ARMY TM 10-4610-309-14
MARINE CORPS TM10802A-14/1
0027 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
OPERATOR INSTRUCTIONS
OPERATION UNDER UNUSUAL CONDITIONS
SEE FIGURE 4 AND NOTE WITH FIGURE FOR VALVE POSITION DESCRIPTION
V-502
V-503
V-110
V-210
V-213
V-506
V-109
V-507
V-303
V-510
V-902
V-304 V-302
V-211
V-410
V-408
SEE FIGURE 4 AND NOTE WITH FIGURE FOR VALVE POSITION DESCRIPTION
V-501
V-504
V-204
V-505
V-203
V-214
V-508
V-215
V-510
V-403
V-301
V-901
V-412
Figure 5. Drains to Open for Cold Weather Emergency Shutdown.
2. Connect the air hose to the air manifold and to RO Air Purge Valve V-913. Partly open the valve.
a. When air is observed at drain valves V-302, V-303, V-304 or V-410, close these valves.
b. When air is observed at drain valve V-408, shut off the air purge valve V-913.
c. Open valves V-302, 303, 304 and 410.
3. Disconnect the HP Pump coolant return tubes from the RO Feed Tank (see Figure 6). Blow air
into the tubes and out the pump drains using the auxiliary air gun (from the tool box). Reconnect
hoses.
DISCONNECT HERE
DISCONNECT HERE
COOLANT RETURN LINES
Figure 6. HP Pump Coolant Return Tubes at the RO Feed Tank.
4.
Disconnect the raw water hoses and walk them out to quickly drain.
5.
Open the raw water pump drains.
6.
Pull the suction hose in and disconnect the sections.
7.
Disconnect the MF Feed Pump hoses. Open the pump drain.
8.
Disconnect the chemical pump discharge tubes at both ends and drain. Use the air hose if
needed to blow them dry.
9. Disconnect the chemical pump suction tubes from the pump and from the foot valves. Be sure
that they drain.
0027 00-7
