ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
0002 00
DESCRIPTION AND THEORY OF OPERATION
EQUIPMENT DESCRIPTION AND DATA
Air System: Section 3 (see Figure 20)
Assembly for MF backwash.
Pressure Regulating Valve PRV-902. Reduces 100 psig air to 15 psig.
Low Pressure Air Vent Valve V-915. Opened to vent air when it is necessary to adjust pressure
PRV-902 to provide a 15 psig reading at PI-903.
Pressure Gauge PI-903. Indicates the pressure as regulated by PRV-902.
drain the MF assembly shell during drain-down procedures.
SOLENOID VALVE XV-901
AIR SYSTEM SECTION 3
100 PSIG AIR FROM SECTION 1
100 PSIG AIR THROUGH
SECTION 4 TO UPPER
PRESSURE GAUGE PI-903
FILTRATE OUTLET OF
MF ASSEMBLY
100 PSIG AIR
TO SECTION 6
PRESSURE REGULATING
VALVE PRV-902
LOW PRESSURE AIR
VENT VALVE V-915
15 PSIG AIR TO MF FEED INLET
15 PSIG AIR THROUGH SECTION 4 TO UPPER
SOLENOID VALVE XV-903
FILTRATE OUTLET OF MF ASSEMBLY
Figure 20. Air System: Section 3.
0002 00-20
