ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0048 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
RAW WATER SYSTEM
Inlet Flapper or Outlet Flange Gasket Replacement
Replace the inlet flapper assembly on the P1 or P2 pump as follows (see Figure 17):
1. Remove the four cap screws and four lock washers that attach the inlet flange to the pump
housing.
2. Remove the inlet flange and the flapper assembly.
3. Clean the flange and pump housing surfaces that come in contact with the flapper assembly.
4. Install a new flapper assembly, making sure the flapper opens into the pump housing.
5. Reattach the inlet flange using the four cap screws and four lock washers.
INLET FLAPPER ASSEMBLY
CAP SCREW
INLET FLANGE
LOCK WASHER
OUTLET FLANGE
OUTLET FLANGE GASKET
CAP SCREW
PUMP HOUSING
LOCK WASHER
PUMP HOUSING
Figure 17. P1/P2 Pump Inlet Flapper Assembly and Outlet Flange Gasket Replacement.
Replace the outlet flange gasket on the P1 or P2 pump as follows (see Figure 17):
1. Remove the four cap screws and four lock washers that hold the outlet flange to the pump
housing.
2. Remove the outlet flange and gasket.
3. Clean the flange and pump housing surfaces that come in contact with the gasket.
4. Install a new outlet flange gasket.
5. Reattach the outlet flange using the four cap screws and four lock washers.
6. Place the pump back into service and inspect it for leaks.
END OF WORK PACKAGE
0048 00-23/24 BLANK
