WIL-11020-E-03
Wilden
®
13
Disassembly / Reassembly
Pump Disassembly
Tools Required:
•
7/16" Wrench or Socket
for Rubber-Fitted
•
3/8" Wrench
CAUTION:
Before any maintenance or repair is attempted, the compressed air
line to the pump should be disconnected and all air pressure allowed to bleed
from pump. Disconnect all intake, discharge, and air lines. Drain the pump by
turning it upside down and allowing any fluid to flow into a suitable container.
Wetted flushing of parts may be required prior to handling.
To expedite parts ordering, please find an exploded view of the P25 model at
the back of this manual.
PLEASE read all directions before starting disassembly.
NOTE:
Replace worn parts with genuine Wilden parts for reliable performance.
Step 1
Before actual disassembly is started, turn
pump upside down and drain all liquid
trapped in the pump into a suitable
container. Be sure to use proper caution if
liquid is corrosive or toxic. Please note
alignment marks on center section. Use to
properly align liquid chamber to center
section.
Step 2
Using a 3/8" wrench, loosen the discharge
manifold from the liquid chambers.
Step 3
Remove the discharge manifold to expose the
valve balls and manifold o-rings.
Section 7
