Maintenance
5‐4
Part 7192568-03
E
2020 Nordson Corporation
Dump Valve Sleeve
WARNING:
Before performing procedure, shut down power and air to the
system.
Tools Required
:
S
Wrench
S
Liquid soap solution for lubrication
NOTE:
Do not use a petroleum based product such as WD-40
T
S
Special Tool
NOTE:
A special tool is required for this procedure. The tool must be
ordered in addition to the sleeve. See the
Parts
section for more information.
1. Remove the blue hopper cover to allow access.
2. Disconnect the air supply tube.
3. Use the special tool to remove the upper pinch valve nut to allow the
assembly to drop.
4. Place the valve body on a solid surface.
5. Remove the lower pinch valve nut and outlet adaptor.
6. Remove the damaged sleeve.
7. Lubricate the outside diameter of the flange on one end of the new sleeve
with liquid soap solution.
8. Starting with the lubricated end, push the sleeve at an angle into the valve
body until the top flange is seated.
9. Using the same liquid soap solution, lubricate both flange ends of the valve
nuts.
10. Continue to install the valve nuts, air supply tube and then the blue
hopper cover.
11. Pressurize to fully close and depressurize to fully open the valve and
check visually that it functions correctly.
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