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725DA-SS and 725DA Piston Valves
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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Related Manuals for Nordson EFD 725DA-SS
Summary of Contents for Nordson EFD 725DA-SS
- Page 1 725DA-SS and 725DA Piston Valves 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 Note: For the 725DA-SS or 725DA, valve Remove input air hose from set stroke adjustment to the full open push-in fitting on air cap. position (two complete rotations). The Insert 1/8” hex wrench through air...
- Page 3 1.69 Nm (15 inch pounds) Air cylinder cap 10.8 Nm (8 foot pounds) Parts that require a specific torque when reassembling the valve. 725DA-SS assembly of piston, Shaft locking screw diaphragm and shaft. Spring #72534 #72559A Air cylinder cap Air piston with O-ring...
- Page 4 Troubleshooting Guide No fluid flow case, replace the sealing head in accordance with the maintenance • If valve operating air pressure is instructions. too low, the valve will not open. Increase air pressure to 70 psi Valve responds slowly when (4.8 bar) minimum.