ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
AIR SYSTEM, HIGH PRESSURE
PURIFICATION FILTER ASSEMBLY
HOSE CONNECTION
BRACKET MOUNTING HARDWARE
CHECK VALVE V-903
MOUNTING BRACKET AND GASKET
MOUNTING PLATE
BOTTOM MOUNTING PLATE
FILTER MOUNTING HARDWARE
Figure 4. Purification Filter Assembly AF2.
3. Place the old AF2 purifier filter assembly on a clean workbench and perform the following steps:
a. Remove the input and output adapters from the old filter assembly.
b. Clean the two adapters.
c. Apply antiseizing tape to the threads of the adapters.
d. Install the two adapters into the new purification filter assembly.
4. Install the new purification filter assembly AF2 as follows:
a. Install the two bolts that secure the filter assembly to the bottom mounting plate.
b. Install the bracket that holds the purifier filter assembly in position.
c. Reconnect the hose and Check Valve V-903 to the purifier assembly.
5. Check the new Purification Filter Assembly AF2 for leaks.
Pressure Switch Assembly PSL/PSH-901 Replacement:
Parts (TM 10-4610-309-24P):
Pressure Switch Assembly PSL/PSH-901
Materials:
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
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