ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0058 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
PRODUCT WATER DISTRIBUTION SYSTEM
3. Assemble the pump with replacement parts as follows (see Figure 9):
a. Insert the new wear plate into the pump housing and secure it to the housing with the
new flat head screws and gaskets and the acorn nuts.
b. Insert the new drive sleeve into the new impeller and secure it to the impeller using the
impeller lock nut.
c. Lubricate the inner diameter of the new seal assembly with glycerin or a comparable
lubricant.
d. With the rubber boot end of the seal assembly toward the impeller, twist and slide the
seal assembly onto the drive sleeve.
e. Clean the adapter bore and mounting faces.
f. Clean the new seal seat and lubricate it with glycerin or a comparable lubricant.
g. Insert the beveled end of the seal seat into the bore of the adapter and press it in until it
is seated.
PUMP HOUSING
DRIVE SLEEVE
HOUSING GASKET
IMPELLER
SEAL ASSEMBLY
ADAPTER
ACORN NUT
GASKET
IMPELLER LOCK NUT
WEAR PLATE
SEAL SEAT
FLAT HEAD SCREW
Figure 9. P7/P8 Pump Assembly.
0058 00-15
