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
3. Install the new Air System Section 6 assembly onto the TWPS as follows:
a. With another person supporting the Air System Section 6 assembly, secure the assembly
to the TWPS using the mounting hardware. Refer to Figure 10 for the proper installation
of the hardware.
b. Connect the hose to the reducer coupling at the valve end of the Air System Section 6
assembly.
c. Connect the hose to the reducer coupling at the inlet of CO2.
4. Check the Air System Section 6 assembly for leaks.
Oil/Water Coalescer CO2 Replacement:
Parts:
Oil/Water Coalescer CO2 (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
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 Oil/Water Coalescer CO2 as follows:
1. Make sure the air system has been bled down. Refer to ENTIRE AIR SYSTEM BLEED DOWN.
2. Remove the Air System Section 6 assembly from the TWPS. Refer to REPLACE and Air
System Section 6 Assembly.
3. Disconnect the coalescer from the 1/2-in. by 11/2-in. nipple that connects the coalescer to Shutoff
Valve V-909 (see Figure 11).
4. Place old Oil/Water Coalescer CO2 on a clean workbench and perform the following:
a. Remove the two 1/2-in. nipples and the reducer coupling from the coalescer.
b. Clean all disassembled parts.
c. Apply pipe tape to both ends of the close nipples.
055 00-17
