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Models HDF3-A & HDF4-A   Page 8  Rev B

520-012.000   8/05

©2005 Warren Rupp, Inc. All rights reserved.

®Warren Rupp and SANDPIPER are registered tradenames of Warren Rupp, Inc.

Printed in U.S.A.

Summary of Contents for HDF3-A

Page 1: ...secured by plates to the center of the diaphragms one diaphragm performs the discharge stroke while the other is pulled to perform the suction stroke in the opposite chamber For maximum diaphragm lif...

Page 2: ...ead capscrews With the valve body assembly off the pump access to the sleeve and spool set is made by removing four hex head capscrews each end on the end caps of the valve body assembly With the end...

Page 3: ...rged if materials of construction are compatible with the liquid The air exhaust must be piped above the liquid level Piping used for the air exhaust must not be smaller than 1 2 54 cm Reducing the pi...

Page 4: ...will escape out discharge line in this case D Blockage in diaphragm chamber preventing movement Shut off air supply and reopen after pressure is relieved E Plugged or dirty exhaust muffler PROBLEM Un...

Page 5: ...is fastened to the pump hardware One eyelet is installed to a true earth ground To reduce the risk of static electrical sparking this pump must be grounded Check the local electrical code for detailed...

Page 6: ...ump owner may prefer to maintain a limited inventory of these parts in his own stock to reduce repair downtime to a minimum IMPORTANT When ordering repair parts always furnish pump model number serial...

Page 7: ...tended periods of normal use They are readily available from most Warren Rupp distributors The pump owner may prefer to maintain a limited inventory of these parts in his own stock to reduce re pair d...

Page 8: ...Models HDF3 A HDF4 A Page 8 Rev B 520 012 000 8 05 2005 Warren Rupp Inc All rights reserved Warren Rupp and SANDPIPER are registered tradenames of Warren Rupp Inc Printed in U S A...

Page 9: ...mersible and Tranquilizers comply with the European Community Directive 98 37 EC Safety of Machinery This product has used EN 809 Pumps and Pump Units for Liquids Common Safety Requirements harmonized...

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