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HYDRAULIC PUMP
DISASSEMBLY AND ASSEMBLY
h. Take out the spring seat and remove the O-ring from
the spring seat.
12.
Disassemble the shaft section.
a. Remove the snap ring.
b. Tap the shaft with a plastic hammer and remove the
shaft.
13.
Remove the relief valve.
• Do not assemble the relief valve unless necessary.
a. Remove the nut.
• Note down the free length of the setscrew before
disassembling.
b.
Remove the setscrew (17).
• Be careful not to drop the shim.
c. Remove the spring (18).
d. Remove the spool (19).
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