ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
MICRO-FILTRATION SYSTEM
2. Install the new basket strainer as follows:
a. Lower the strainer basket back into the strainer body.
b. Inspect the gaskets for the grooved coupling and sanitary clamps. Replace if needed.
c. Secure the top of the strainer to the body of the strainer using the larger sanitary clamp.
Tap the clamp lightly around the circumference with a hammer and repeat tightening.
d. Secure the lower end of the elbow pipe to the top of the strainer using the smaller
sanitary clamp. Leave the clamp loose.
e. Secure the upper end of the elbow pipe using the grooved coupling. Tighten the
coupling.
f. Tighten the smaller sanitary clamp. Tap the clamp lightly around the circumference with
a hammer and repeat tightening.
g. Close Strainer Drain Valve V-109.
h. Close Strainer Vent/Sample Valve V-110.
i. Start up the system and check for leaks at the valves and clamps.
P-3 Skid Frame Replacement:
Parts (TM 10-4610-309-24P):
P-3 pump skid frame
Equipment Condition:
P-3 Pump assembly removed from service and drained
Inspect the P-3 pump skid frame for damage. If the frame damage is repairable by welding, contact
Direct Support Maintenance. Replace the frame if it is beyond repair as follows (see Figure 2):
1. Disconnect the motor cable at the junction box.
2. Remove the four screws and washers that secure the junction box to the skid frame. Remove the
junction box.
3. Remove the four bolts, flat washers, and lock washers that secure the pump/motor unit to the
frame.
WARNING
Two person lift. Two people are required to safely move the pump/motor unit. Lift
with your legs, not your back. Failure to observe this warning may result in back
injury.
4. Slide the pump/motor unit out the side of the frame.
5. Position the pump/motor unit onto the new frame and secure it using the four bolts, flat washers,
and lock washers.
6. Secure the junction box to the new frame using the four screws and washers. Be sure to orient
the box so the side with two receptacles is facing inward.
7. Connect the motor cable to the proper receptacle on the junction box.
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