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781S Series Spray Valve
Installation Guide
Introduction
The 781S Series precision Low Volume Low Pressure (LVLP) liquid
spray valves are designed for high transfer efficiency without overspray
or airborne mist and provide consistent coating of low- to medium-
viscosity fluids.
781S Series valves are simple to use and will operate many millions of
cycles without maintenance. Spray valve cleaning is accomplished by
purging with the appropriate solvent.
The 781S air cylinder body and fluid body are hard-coated aluminum.
The 781S-SS valve model uses stainless steel throughout.
Nozzle air hose
Electronic pdf files of Nordson EFD
manuals are also available at
www.nordsonefd.com
Control air
Fluid supply line
hose
Stroke control knob
Stroke reference ring
Fluid inlet fitting
Air cap retainer
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Related Manuals for Nordson EFD 781S Series
Summary of Contents for Nordson EFD 781S Series
- Page 1 781S Series valves are simple to use and will operate many millions of cycles without maintenance. Spray valve cleaning is accomplished by purging with the appropriate solvent.
- Page 2 NOTE: The area of spray coverage is determined by the distance between the spray valve nozzle and the work surface. Refer to the charts on the back page to determine this distance. 8040 SPRAY VALVE CONTROLLER Open Close www.nordsonefd.com info@nordsonefd.com +1-401-431-7000 Sales and service of Nordson EFD dispensing systems are available worldwide.
- Page 3 Low Pressure (LVLP) air to the nozzle, for high transfer NOTE: Order your single or dual valve solenoid efficiency. assemblies separately. Consult Nordson EFD for recommendations. www.nordsonefd.com info@nordsonefd.com +1-401-431-7000 Sales and service of Nordson EFD dispensing systems are available worldwide. 3...
- Page 4 All stainless steel valve parts are passivated. For Nordson EFD sales and service in over 40 countries, contact Nordson EFD or go to www.nordsonefd.com. Global For consistent dispense valve operation and easy adjustment 800-556-3484;...