ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0054 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
AIR SYSTEM, HIGH PRESSURE
Purification Filter Assembly AF2 Replacement:
Parts (TM 10-4610-309-24P):
Purification Filter Assembly AF2
Material:
Tape, antiseizing (WP 0079, Table 1, item 43, 44)
Clean, lint-free rags (WP 0079, Table 1, item 33)
Equipment Condition:
TWPS in Standby Shutdown Without Draining Down
Army: Generator off and TWPS main breaker off
Marine Corps: TWPS disconnected from power source
High Pressure Air System bled down
WARNING
The TWPS must be in Shutdown and the TQG and TWPS main breaker must be off
(Army) or the TWPS disconnected from its power source (Marine Corps) prior to
performing maintenance on the TWPS Air System. Failure to observe this warning
can result in injury to personnel and damage to equipment.
High pressure. The air system contains air pressure up to 1800 psig. The air
system must be bled prior to performing maintenance on components of the air
system. Failure to observe this warning can result in injury to personnel and
damage to equipment.
Replace Purification Filter Assembly AF2 as follows:
1. Make sure the high-pressure air system has been bled down. Refer to HIGH-PRESSURE AIR
SYSTEM BLEED DOWN.
2. Remove Purification Filter Assembly AF2 as follows (see Figure 4):
a. Disconnect the hose connection and Check Valve V-903 connection from the filter
assembly.
b. Remove the two bolts that secure the filter assembly to the bottom mounting plate.
c. Remove the bracket while supporting Purification Filter Assembly AF2.
d. Remove the purification filter assembly from the TWPS.
0054 00-6
