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782RA Spray Valve
MAINTENANCE & PARTS GUIDE
Electronic pdf files of EFD
www.efd-inc.com/manuals.html.
IMPORTANT!
Save this Sheet.
Maintenance or
Supervisors
®
A NORDSON COMPANY
For EFD sales and service in over 30 countries,
contact EFD or go to www.efd-inc.com/contact
EFD, Inc.
East Providence, RI USA
800-556-3484; +1-401-434-1680 (outside the USA)
info@efd-inc.com
EFD International Inc.
Dunstable, Bedfordshire, UK
0800 585733 or +44 (0) 1582 666334
Ireland 00800 8272 9444
europe@efd-inc.com
EFD, Inc., Asia
China: +86 (21) 5854 2345
china@efd-inc.com
Singapore: +65 6896 9630 sin-mal@efd-inc.com
®
manuals are also available at
Forward to
Tool Crib
www.efd-inc.com
www.efd-inc.com
www.efd-inc.com/cn
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Summary of Contents for Nordson EFD 782RA
- Page 1 782RA Spray Valve MAINTENANCE & PARTS GUIDE Electronic pdf files of EFD ® manuals are also available at www.efd-inc.com/manuals.html. IMPORTANT! Save this Sheet. Forward to Maintenance or Tool Crib Supervisors ® A NORDSON COMPANY For EFD sales and service in over 30 countries, contact EFD or go to www.efd-inc.com/contact...
- Page 2 Valve Disassembly and Reassembly Procedures Valve maintenance Note: Rotor bearings can be soaked in light oil for one hour to penetrate past To thoroughly clean the fluid body and the seals. Replace bearings if rotor does replace needle packings: not rotate smoothly. 1.
- Page 3 10. Lubricate the needle with Nye 17. Clean air cylinder body wall and Lubricant #865. Reinstall the lubricate with Nye Lubricant #865. needle packing spring and a new 18. Reassemble the valve in reverse packing kit. order. 11. Install a new O-ring (#7517) on the fluid body.
- Page 4 Troubleshooting Guide No fluid flow Fluid continuously drips from the nozzle after the valve shuts off • If valve operating air pressure is too low, • the valve will not open. Increase air A continuous drip can be caused by pressure to 70 psi (4.8 bar) minimum.