Disassembly / Reassembly
Step 4
Remove the discharge valve balls, seats
and valve seat O-rings from the discharge
manifold and liquid chamber, inspect for
nicks, gouges, chemical attack or abrasive
wear. Replace worn parts with genuine
Wilden parts for reliable performance.
Step 5
Using a 13 mm (1/2") box wrench, remove
the inlet manifold.
Step 6
Remove the inlet valve balls, seats and
valve seat O-rings from the liquid chamber
and discharge manifold, inspect for nicks,
gouges, chemical attack or abrasive wear.
Replace worn parts with genuine Wilden
parts for reliable performance.
Step 7
With a 13 mm (1/2") box wrench, remove
the liquid chambers from the center section.
Step 8
The liquid chamber should be removed to
expose the diaphragm and outer piston.
Rotate center section and remove the
opposite liquid chamber.
Step 9
Using two crescent wrenches or 25 mm (1")
sockets, remove diaphragm assembly from
center section assembly.
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