WIL-11251-E-03
16
P800 Bolted Plastic
Step
4
Step
5
Step
6
Inspect valve balls, valve seats, and
valve seat O-rings for nicks, gouges,
chemical attack or abrasive wear.
Using a 9/16" wrench, loosen the inlet
manifold from the liquid chambers.
Remove the inlet valve balls, seats and
valve seat O-rings from the liquid
chamber and inlet manifold, inspect for
nicks, gouges, chemical attack or
abrasive wear.
Step 7
Step 8
Step 9
Using a 3/4" wrench, remove the liquid
chamber fasteners that secure the liquid
chamber to the center section.
Remove the liquid chamber to expose the
diaphragm and outer piston.
Using two adjustable wrenches, or
rotating both diaphragms by hand
(counterclockwise), remove the
diaphragm assembly from the center
section assembly.
DISASSEMBLY / REASSEMBLY
