ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
OPERATOR MAINTENANCE PROCEDURES
REVERSE OSMOSIS SYSTEM
RO VESSELS INSPECTION:
RO Vessels ROV-1 through ROV-5:
Inspect the ends of the RO Vessels for corrosion and damaged or deteriorated parts. Replace parts as
necessary.
1. Check that the port nut for each vessel is snug and tighten if necessary.
2. Check that the port retainer and retaining ring for each vessel are correctly installed and in their
proper position.
3. Correct any improperly installed/positioned parts.
WARNING
Potential for catastrophic failure. Any leakage indicates a potentially dangerous
condition. Failure to eliminate leakage could result in vessel failure. Failure to
observe this warning can result in severe equipment damage and serious injury or
death.
4. Check for leakage. Determine and correct the cause of any leaks found.
RO ELEMENT REPLACEMENT:
Parts (TM 10-4610-309-24P):
Two RO Element Assemblies for each vessel
Materials:
Pad, Scouring (WP 0079, Table 1, item 31)
Mild soap solution
Glycerin (BII) (WP 0079, Table 1, item 21)
Clean water
Corrosion Preventive Compound (BII) (WP 0079, Table 1, item 17)
Tape, Antiseizing (BII) (WP 0079, Table 1, item 43, 44)
Equipment Condition:
TWPS in Standby Shutdown with Drain-Down or Short-Term Shut-Down
Army TWPS: Generator off and TWPS main breaker off
Marine Corps TWPS: TWPS disconnected from power source
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