Doc No: OMM50001243
Rev: C Page 36 of 68
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10.3.1.3 Eccentric Discs
This style can be used on all sizes of the AR valves in all of the pump models. The
discharge valve is removed first. The valve must be disassembled with the cage, spring
and valve body removed from the fluid cylinder prior to the seat being pulled. A special
hex drive tool will assist in removing the cage from the seat.
Figure 9: Valve Disassembly
Hex to be used with a
socket to apply torque
Valve Cage, removed by
unthreading it from the seat.
Removal is counterclockwise viewed
from the top.
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