Prodigy HDLV Generation II Pump, Pump Manifold, and Circuit Board
16
Part 1081195-11
E
2018
Nordson Corporation
Pinch Valve Replacement
CAUTION:
Before placing the pinch
valve manifold in a vise, pad the jaws.
Tighten the vise only enough to hold the
valve manifold firmly. Failure to observe
may result in damage to the pinch valve
manifold.
Figure 11 shows the top of a pinch valve manifold.
S
The top flanges of the pinch valves have the
word UP molded into them.
S
The top side of the valve manifold has four air
passages sealed with O-rings.
Figure 11 Top of Pinch Valve Manifold
NOTE:
Replace the filter discs (included in the
pinch valve kit) when you replace the pinch valves.
Refer to step 7 of the
Pump Assembly
procedure.
Pinch Valve Removal
1. Place the pinch valve manifold in a padded
vise.
2. Grasp the bottom flange of a pinch valve with
one hand and pull it away from the valve
manifold.
3. Cut the flange off with scissors, then pull the
rest of the pinch valve out of the top of the valve
manifold.
Figure 12 Pinch Valve Removal
Pinch Valve Installation
NOTE:
All pinch valves intended for repeated
contact with food must be thoroughly cleansed prior
to their first use.
1. Insert the insertion tool through one of the valve
chambers, then insert the UP flange of the
pinch valve into the bottom end of the insertion
tool.
Align the pinch valve ribs with the square
grooves in the valve chamber.
Figure 13 Inserting Pinch Valve into Insertion Tool
