ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0055 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
AIR SYSTEM, REDUCED PRESSURE
1" TO 3/4" REDUCER BUSHING
3/4" CLOSE NIPPLE
3/4" CLOSE NIPPLE
90-DEGREE ELBOW
CROSS CONNECTION
SOLENOID VALVE XV-901
Figure 3. Solenoid Valve XV-901.
4. Place the old Solenoid Valve XV-901 on a clean workbench and perform the following:
a. Clean all the disassembled parts.
b. Apply antiseizing tape to both ends of the close nipples and to the reducer bushings.
5. Install the new Solenoid Valve XV-901 to the Air System Section 3 assembly as follows:
a. Thread one of the reducer bushings and close nipples into the Solenoid Valve XV-901.
b. Thread the 3/4-in., 90-degree elbow onto the close nipple. Do not over-tighten.
c. Make sure that the position of the elbow matches Figure 3.
d. Thread the other 3/4-in. close nipple and reducer bushing into the other end of the
Solenoid Valve XV-901 and the cross connection. Do not over-tighten.
e. Make sure that the position of Solenoid Valve XV-901 matches Figure 3.
6. Install the Air System Section 3 assembly onto the TWPS. Refer to REPLACE and Air System
Section 3 Assembly.
7. Check the new Solenoid Valve XV-901and attached piping for leaks.
Pressure Regulating Valve PRV-902 Replacement:
Parts:
Pressure Regulating Valve PRV-902 (TM 10-4610-309-24P)
Material:
Tape, antiseizing (WP 0079, Table 1, item 43, 44)
Equipment Condition:
TWPS in Standby Shutdown Without Draining Down
Army: Generator off and TWPS main breaker off
Marine Corps: TWPS disconnected from power source
Entire air system bled down
055 00-6
