ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
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TACTICAL WATER PURIFICATION SYSTEM (TWPS)
UNIT MAINTENANCE PROCEDURES
HIGH PRESSURE PUMPS
j.
Remove the body (see Figure 6).
NOTE
The body may require gentle tapping upward with a rubber mallet to dislodge it
from the cam spacer.
k.
Remove the pistons from the piston body.
HPP PISTON BODY
CAM SPACER
Figure 6. Piston Body Removal.
NOTE
The face of the piston cluster that bears on the cam must be kept clean and free of
scratches. Do not place the cam side down; place the cup side downward on the
work surface.
l.
Remove the piston cluster. Set on the work surface cam side up (see Figure 7).
PISTON CUP
HPP PISTON CLUSTER - CAM SIDE
PISTON CLUSTER CUP SIDE
Figure 7. Piston Cluster Removal.
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