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. Remove solenoid valve manifold assembly as follows (see Figure 8):
a. Open the instrument/solenoid panel box to the solenoid valve manifold assembly.
b. Tag and disconnect the 8 tubes that are connected to the top and left side of the solenoid
valve manifold assembly.
c. Tag and disconnect the 6 pairs of solenoid coil wires from the terminal strip.
d. Remove the two mounting screws, lock washers, and flat washers that secure the
solenoid valve manifold assembly to the box (one screw, lock washer, and flat washer at
the top of the manifold and one at the bottom).
e. Remove the solenoid valve manifold assembly.
TERMINAL STRIP
MANIFOLD ASSEMBLY
SOLENOID COIL
AND WIRES
TUBING TO TOP OF MANIFOLD (2)
TUBING TO SIDE OF MANIFOLD (6)
FLAT WASHER
LOCK WASHER
MOUNTING SCREW
Figure 8. Solenoid Valve Manifold Assembly Removal.
3.
Install a new solenoid valve manifold assembly as follows:
a. Position the new solenoid valve manifold assembly in the instrument/solenoid panel box
and secure using the two mounting screws, lock washers, and flat washers.
b. Connect the 8 tubes to the top and left side of the new manifold according to the
connection tags (see Figure 9).
c. Match the tags on the wires of the solenoid coils that were removed to the wires on the
new solenoid coils.
d. Connect the wires of the new solenoid coils to the terminal strip according to the tags.
e. Remove all tags.
f. Close the instrument/solenoid panel box.
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