Section 5
Service Procedures
72183211
8-2016/Rev 01
ORIGINAL INSTRUCTIONS
5-38
Figure 5-20: Pressure Control Valve Maintenance Kit
9.
Remove and discard the plunger.
10.
Using the bearing removal/installation tool (P/N 72185492), push the bearing assembly
from the bore of the valve body. Discard the bearing assembly.
11.
Remove and discard the plunger seal and o-ring.
12.
Slide the new plunger through the bore of the mounting block.
13.
Reinstall the mounting block onto the air cylinder and tighten the four cap screws.
14.
Inspect the other wear components for any signs of deterioration and repair or replace as
necessary.
15.
Using the bearing removal/installation tool, push the new bearing assembly into the bore
of the valve body.
16.
Lubricate the new plunger seal with FML-2 food grade grease and install the new o-ring
onto the plunger seal. With the o-ring side toward the valve body, install the components
in the body.
17.
With the air cylinder in the soft jaw vise, slide the valve body over the plunger and thread
the body into the mounting block until the body is firmly seated. No extreme torque is
required.
18.
Clean any remaining debris from the high pressure port in the manifold.
19.
Lubricate the two new o-rings with FML-2 food grade grease and slide the o-rings onto
the valve body.
20.
Install the valve adapter on the valve body.
21.
Install the new static seal ring on the new seat and loosely install the new poppet into the
seat. This will ensure the components stay together when installing the valve onto the
manifold.
Do not press the poppet into the seat.