![Dover Wilden Pro-Flo P4 Series Engineering, Operation & Maintenance Download Page 22](http://html1.mh-extra.com/html/dover/wilden-pro-flo-p4-series/wilden-pro-flo-p4-series_engineering-operation-and-maintenance_2525079022.webp)
Step 6.
Figure 6
Lift intake manifold from liquid
chambers and center section to
expose intake valve balls and seats.
Inspect ball cage area of liquid
chambers for excessive wear or
damage.
Step 7.
Figure 7
Remove valve seats and valve balls
for inspection. Replace if necessary.
Step 8.
Figure 8
Remove small manifold clamp
bands to inspect manifold o-rings.
Step 4.
Figure 4
Remove the discharge valve balls and seats from
the liquid chambers and inspect for nicks, gouges,
chemical attack or abrasive wear. Replace worn parts
with genuine Wilden parts for reliable performance.
Step 5.
Figure 5
Remove the two small clamp bands which fasten the
intake manifold to the liquid chambers.
WILDEN PUMP & ENGINEERING, LLC
20
WIL-10161-E-01
P U M P D I S A S S E M B L Y