Installing the HyPlex® Prime Minor Maintenance Kit
SB-0258 Rev A Status: PRODUCTION
3 of 10
2011 Flow International Corporation
UNCONTROLLED COPY
PRINTED 7/29/11
4.
Back out the four tool
studs 1/4 turn. This will
aid in easy removal of
the loading tool after
unloading is complete.
5.
Use the 19 mm (3/4 in.)
socket and ratchet to
rotate the tool plunger
counter-clockwise until
a value of 1500 bar
gauge pressure is
reached.
6.
Loosen the four primary hex nuts
two full turns. Use the 24 mm
(15/16 in.) combination wrench if
needed.
7.
Use the 19 mm socket and ratchet
to rotate the tool plunger counter-
clockwise until the gauge
pressure reads 0 bar. Rotate the
tool plunger until it is fully
retracted.
8.
Back out all four of the tool studs
to remove the tool from the tie
rods.
Note:
Alternate between opposite studs to avoid binding. Use the 22 mm (7/8 in.)
combination wrench if needed.
9.
Repeat steps 3 through 8 for the remaining positions
For each of the three high-pressure cylinders
10.
Remove the end cap, high-pressure cylinder, inlet poppet, springs, filler tube, and sleeve. Discard
the inlet poppet and spring. Remove and discard the o-ring from the high-pressure cylinder.
11.
If the dynamic seal carrier does not separate from the high-pressure cylinder, clamp the dynamic
seal carrier into a soft-jawed vise and gently work the cylinder from side to side until they separate.
12.
Slide the dynamic seal carrier off the plunger if it did not come out with the high-pressure cylinder.
Remove and discard the dynamic seal and rod seal.
CAUTION
Use care when removing the dynamic seal and rod seal.
Do not scratch or nick the seal carrier bores.
13.
Remove the subplate adapter. If necessary, use pry bars or screwdrivers to remove the adapter.
Remove the snap ring from the subplate adapter using snap ring pliers. Remove the spacer and seal.
Remove the o-rings on the outer diameter. Discard the seal, o-rings, and snap ring. Keep the spacer
for reuse.
