3
Feed valve assembly
4
Plunger assembly
Remove the connected feed pipe assembly, then
unscrew the feed screw plug with the adjustable
wrench, and take out the feed valve steel ball, feed
spring, and feed spring seat.
1. Use the hexagonal wrench on opposite side 5 to
unscrew the 4 hexagonal screws to separate the
pump body and pump cover.
2.Use the extension sleeve on the opposite side 22
to remove the plunger assembly.
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