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
6. Remove any items stored under the HP pumps.
7. Remove High Pressure Pump Inlet Drain Valve V-214 from the High Pressure Pump Inlet Pipe
Spool (see Figure 12).
8. Remove the High Pressure Pump Outlet Pipe Spool as follows (see Figure 12):
a. Loosen the flex strut pipe support and remove the grooved coupling on the high pressure
pump outlet pipe spool.
b. Rotate the pipe spool to allow room for removing pressure gauge PI-301.
c. Remove pressure gauge PI-301 from the High Pressure Pump (HPP) Outlet Pipe Spool.
d. Remove the grooved coupling from the right end of the HPP Outlet Pipe Spool.
e. Remove the grooved couplings on the high pressure outlet hoses at the outlet pipe spool.
f. Tape the outlet hoses closed.
g. Remove the flex strut pipe support from the left end of the HPP Outlet Pipe Spool.
h. Carefully remove the HPP Outlet Pipe Spool.
HPP INLET DRAIN VALVE V-214
PRESSURE GAUGE PI-301
FLEX STRUT PIPE SUPPORT
HPP INLET PIPE SPOOL
HPP OUTLET PIPE SPOOL
GROOVED COUPLING
GROOVED COUPLINGS ON THE HIGH PRESSURE OUTLET HOSES
Figure 12. High Pressure Pump Outlet Pipe Spool Removal.
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