WIL-10131-E-01
23
WILDEN PUMP & ENGINEERING, LLC
Figure 1
Step 2.
Figure 2
Utilizing a 1/2" wrench, remove the two small clamp bands that
fasten the discharge manifold to the liquid chambers.
Step 3.
Figure 3
Remove the discharge manifold to expose the valve balls and
seats. Inspect ball cage area of manifold for excessive wear or
damage.
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 the pump. Discon-
nect all intake, discharge, and air lines. Drain the pump by
turning it upside down and allowing any fluid to flow into
a suitable container. Be aware of any hazardous effects of
contact with your process fluid.
The Wilden P8 and PX8 have a 51 mm (2") inlet and outlet
and are designed for flows up to 587 lpm (155 gpm). Its
air distribution system is based on a revolutionary design
which increases reliability and performance. The model P8
and PX8 are available in injection molded polypropylene and
PVDF wetted parts.
TOOLS REQUIRED:
1/2" Wrench
11/16" Wrench
Adjustable Wrench
Vise equipped with soft jaws (such as plywood, plastic
or other suitable material)
NOTE:
The model used for these instructions incorporates
rubber diaphragms, balls, and seats. Models with PTFE
diaphragms, balls and seats are the same except where
noted.
DISASSEMBLY:
Step 1.
Before starting disassembly, mark a line from each liquid
chamber to its corresponding air chamber. This line will assist
in proper alignment during reassembly.
S e c t i o n 7 A
P U M P D I S A S S E M B L Y
