ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0052 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
REVERSE OSMOSIS SYSTEM
Replace RO Feed Tank Pump Inlet Strainer S-3 as follows (see Figure 1):
CAUTION
Do not allow the screws or washers to fall into the RO feed tank. Pump inlet
strainer S-3 will not prevent this mounting hardware from entering the pump.
Failure to observe this caution can result in severe damage to and the failure of the
RO feed pump if the hardware is sucked into the pump.
1.
Remove the six screws and flat washers from the middle feed tank hatch cover.
2.
Lift off the hatch cover.
3.
Inspect the hatch cover gasket for damage or deterioration and replace if needed.
4.
Lift the strainer out of the RO feed tank.
5.
Unclip the chain from the strainer and clip it to the new strainer.
6.
Lower and position the new strainer over the strainer guide at the bottom of the tank.
7.
Place the hatch cover gasket and hatch cover on the RO feed tank.
8.
Secure the hatch cover to the tank using the six screws and flat washers.
SCREW
HATCH COVER
FLAT WASHER
COVER GASKET
S-3 STRAINER
RO FEED TANK
STRAINER GUIDE
Figure 1. RO Feed Tank Pump Inlet Strainer S-3 Replacement.
RO Feed Tank Heaters H-1 and H-2 Replacement:
Parts (TM 10-4610-309-24P):
Heater Element
Materials:
Tape, Antiseizing (BII) (WP 0079, Table 1, item 43, 44)
Sealing Compound (WP 0079, Table 1, item 35)
Equipment Condition:
TWPS in Standby Shutdown With Drain-Down
Army: Generator off and TWPS main breaker off
Marine Corps: TWPS disconnected from power source
0052 00-3
