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
Air Receiver Tank R-1 Replacement Replacement:
Parts (TM 10-4610-309-24P):
Air Receiver Tank R-1
Material:
Tape, antiseizing (WP 0079, Table 1, item 43, 44)
Glycerin (WP 0079, Table 1, item 21)
Clean, lint-free rags (WP 0079, Table 1, item 33)
Equipment Condition:
TWPS in Standby Shutdown With Drain-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 air receiver tank R-1 as follows:
1. Make sure that the TWPS is in Standby Shutdown With Drain-Down.
2. Bleed the entire air system as follows (see Figure 10 for valve location):
a. Stop the air compressor by switching the Air Compressor control at the OCP to OFF.
b. Open Air Receiver Tank Shut-Off Valve V-907.
c. Make sure that Low Pressure Air Shut Off Valve V-909 is open.
d. Slowly open Low Pressure Air Vent Valve V-910 to bleed the air from the low pressure
air system.
e. Slowly open High Pressure Air Vent Valve V-904 to bleed the air from the high pressure
air system.
0054 00-15
