ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0051 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
MICRO-FILTRATION SYSTEM
PUMP CASING
PUMP CASING GASKET
ROTATED 90
IMPELLER
PUMP COVER
SEAL
SCREW GASKET
PUMP CASING
KEY
WEAR RING
O-RING
SCREW
SPRING
SLEEVE
CAP SCREW
PUMP DRAIN
ADAPTER
Figure 13. MF Feed Pump Removal.
2. Inspect the following parts for wear or damage:
a. Seal on the shaft sleeve (do not remove the seal parts if not replacing).
b. Stationary seat and stationary seat gasket in the pump cover (do not remove the
stationary seat and seat gasket from the pump cover if not replacing them).
c. Shaft sleeve.
d. Wear ring.
3. If the seal kit (seal, stationary seat, seat gasket, and spring) and shaft sleeve need to be
replaced, remove them as follows (see Figure 14):
NOTE
If the seal sticks tightly to the sleeve, it may be necessary to bathe it in oil to
loosen the adhesive, or you may have to cut the seal away with a knife.
a. Twist and slide the seal off the sleeve.
b. Pry the stationary seat and seat gasket out of the bore of the pump cover.
STATIONARY SEAT
SEAT GASKET
SEAL
SLEEVE
ADAPTER
PUMP COVER
Figure 14. Seal Kit Component Removal.
0051 00-16
