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Summary of Contents for Dover PSG WILDEN XPR860
- Page 1 ENGINEERING OPERATION & MAINTENANCE MANUAL XPR860 Bolted Metal Pump Where Innovation Flows WIL-11720-E-02...
- Page 2 No part of this document may be reproduced, stored in a retrieval system, or transmitted in any form or any means electronic or mechanical, including photocopying and recording, without the written permission of PSG, a Dover Company, except as described by the terms of those agreements.
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Page 3: Table Of Contents
XPR860 Bolted Metal CONTENTS SECTION 1: Precautions – Read First! ..................4 SECTION 2: Wilden Pump Designation System ..............5 SECTION 3: How It Works ......................6 SECTION 4: Dimensional Drawings ..................7 SECTION 5: Performance ......................8 XPR860 Metal Rubber-Fitted................. 8 XPR860 Metal EZ-Install TPE-Fitted .............. -
Page 4: Section 1: Precautions - Read First
XPR860 Bolted Metal SECTION 1 PRECAUTIONS – READ FIRST! WARNING: Always wear safety glasses when operating CAUTION: All Wilden pumps are capable of passing a pump to avoid eye injury. If diaphragm rupture occurs, solids. Use a strainer on the pump intake to ensure that material being pumped may be forced out of the air the pump's rated solids capacity is not exceeded. -
Page 5: Section 2: Wilden Pump Designation System
XPR860 Bolted Metal SECTION 2 WILDEN PUMP DESIGNATION SYSTEM XPR860 METAL LEGEND XPR 860 / / X X X / X X / X X / X X X X 51 mm (2") Pump O-RINGS MODEL VALVE SEATS SPECIALTY Maximum Flow Rate: VALVE BALLS CODE (if applicable) - Page 6 XPR860 Bolted Metal SECTION 3 HOW IT WORKS – AIR-OPERATED DOUBLE-DIAPHRAGM PUMP The Wilden diaphragm pump is an air-operated, positive displacement, self-priming pump. These drawings show flow pattern through the pump upon its initial stroke. It is assumed the pump has no fluid in it prior to its initial stroke. FIGURE 1 The air valve directs pressurized air to FIGURE 2 When the pressurized diaphragm, FIGURE 3 At completion of the stroke, the air...
- Page 7 XPR860 Bolted Metal SECTION 4 DIMENSIONAL DRAWING DIMENSIONAL DRAWING XPR860 ALUMINUM DIMENSIONS METRIC STANDARD ITEM (mm) (inch) 15.5 13.6 24.8 26.4 13.8 14.0 21.7 TJPR860-01 REV. A XPR860 STAINLESS STEEL DIMENSIONS METRIC STANDARD ITEM (mm) (inch) 15.8 14.0 24.4 25.8 14.1 14.0 21.7...
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Page 8: Section 5: Performance
XPR860 Bolted Metal SECTION 5 PERFORMANCE XPR860 METAL RUBBER-FITTED Ship Weight…………..Aluminum 32 kg (70 lb) 316 Stainless Steel 55 kg (121 lb) Air Inlet……………………………………….3/4" Inlet...………………………………...51 mm (2") Outlet………………………………...51 mm (2") Suction Lift………..…………..5.9 m Dry (19.5′) 8.7 m Wet (29.4′) Disp. per Stroke ……………..2.8 L (0.74 gal) Max. -
Page 9: Xpr860 Metal Full-Stroke Ptfe-Fitted
XPR860 Bolted Metal PERFORMANCE XPR860 METAL FULL-STROKE PTFE-FITTED Ship Weight…………..Aluminum 32 kg (70 lb) 316 Stainless Steel 55 kg (121 lb) Air Inlet……………………………………….3/4" Inlet...………………………………...51 mm (2") Outlet………………………………...51 mm (2") Suction Lift………..…………..6.2 m Dry (20.8′) 9.0 m Wet (29.5′) Disp. per Stroke ……………..2.4 L (0.65 gal) Max. -
Page 10: Suction Lift Capability
XPR860 Bolted Metal SUCTION LIFT CAPABILITY XPR860 METAL SUCTION LIFT CAPABILITY Suction-lift curves are calibrated for pumps operating at 305 m (1,000') above sea level. This chart is meant to be a guide only. There are many variables that can affect your pump's operating characteristics. -
Page 11: Section 6: Suggested Installation, Operation, Maintenance, And Troubleshooting
XPR860 Bolted Metal SECTION 6 SUGGESTED INSTALLATION, OPERATION, MAINTENANCE AND TROUBLESHOOTING Wilden pumps are designed to meet the performance requirements of be eliminated. In addition, pump efficiency can be adversely even the most demanding pumping applications. They have been affected if proper attention is not given to site location. designed and manufactured to the highest standards and are •... - Page 12 XPR860 Bolted Metal SUGGESTED INSTALLATION, OPERATION, MAINTENANCE AND TROUBLESHOOTING to control the pump from a remote location. When the pump discharge pressure equals or exceeds the air supply pressure, the NOTE: In the event of a power failure, close the shut- pump will stop.
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Page 13: Section 7: Disassembly/Reassembly
XPR860 Bolted Metal SUGGESTED INSTALLATION, OPERATION, MAINTENANCE AND TROUBLESHOOTING Troubleshooting Pump air valve freezes. Pump will not run or runs slowly. Check for excessive moisture in the compressed air. Remove plug from pilot spool exhaust. Either install a dryer or a hot air generator for compressed Ensure that the air inlet pressure is at least 0.4 bar (5 psig) air. -
Page 14: Pump Disassembly
XPR860 Bolted Metal SECTION 7 DISASSEMBLY / REASSEMBLY PUMP DISASSEMBLY Tools Required: CAUTION: Before attempting any maintenance or repair, disconnect the compressed • air line to the pump and allow all air pressure to bleed from the pump. Disconnect all 3/4’’... - Page 15 XPR860 Bolted Metal DISASSEMBLY / REASSEMBLY Step 4 Step 5 Step 6 Remove the discharge valve balls and Using the appropriate-sized wrench, Remove the inlet manifold to expose the valve seats from the liquid chambers and loosen the inlet manifold from the liquid valve balls and valve seats.
- Page 16 XPR860 Bolted Metal DISASSEMBLY / REASSEMBLY Step 10 Step 11 After loosening and removing the outer To remove the diaphragm assembly from piston the diaphragm assembly can be shaft, secure shaft with soft jaws (aluminum, disassembled. plastic, or plywood) to ensure the shaft is not damaged.
- Page 17 XPR860 Bolted Metal DISASSEMBLY / REASSEMBLY AIR VALVE / CENTER SECTION DISASSEMBLY Tools Required: CAUTION: Before attempting any maintenance or repair, disconnect the compressed • air line to the pump and allow all air pressure to bleed from the pump. Disconnect all 5 mm (3/16") Hex-Head Wrench intake, discharge, and air lines.
- Page 18 XPR860 Bolted Metal DISASSEMBLY / REASSEMBLY Step 4 Step 5 Step 6 Remove air valve end cap to expose air Remove air valve spool from air valve Remove pilot spool sleeve retaining snap valve spool by simply lifting up on end body by threading one air valve bolt into ring on both sides of center section with cap once air valve bolts are removed.
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Page 19: Reassembly Hints And Tips
XPR860 Bolted Metal DISASSEMBLY / REASSEMBLY Step 9 Check center section shaft seals for signs of wear. If necessary, remove the shaft seals with O-ring pick and replace. REASSEMBLY HINTS AND TIPS Upon performing applicable maintenance to the air distribution Maximum Torque Specifications system, the pump can now be reassembled. - Page 20 XPR860 Bolted Metal DISASSEMBLY / REASSEMBLY SHAFT SEAL INSTALLATION Pre-Installation Tools After all the old seals have been removed, the inside of the bushing The following tools can be used to aid in the installation of should be cleaned to ensure no debris is left that may cause premature the new seals: damage to the new seals.
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Page 21: Section 8: Exploded View And Parts List
XPR860 Bolted Metal SECTION 8 EXPLODED VIEW AND PARTS LIST EXPLODED VIEW AND PARTS LIST XPR860 TJPR860-03 REV.A ALL CIRCLED PART IDENTIFIERS ARE INCLUDED IN REPAIR KITS WIL-11720-E-02... - Page 22 XPR860 Bolted Metal EXPLODED VIEW AND PARTS LIST EXPLODED VIEW AND PARTS LIST EXPLODED VIEW AND PARTS LIST Description Qty. XPR860/AAAAA/…/ P/N XPR860/SSAAA/…/ P/N AIR DISTRIBUTION COMPONENTS Pro-Flo V™ Assembly, Air Valve 1 04-2030-01 04-2030-01 O-Ring (-225), End Cap (Ø1.859 x Ø.139) 04-2390-52-700 04-2390-52-700 End Cap...
- Page 23 XPR860 Bolted Metal SECTION 9 ELASTOMER OPTIONS FULL-STROKE VALVE VALVE FULL STROKE DIAPHRAGMS BACKUP MATERIAL DIAPHRAGMS BALLS SEATS DIAPHRAGMS 08-1010-51 08-1080-51 08-1147-51 Neoprene ® 08-1010-52 08-1080-52 08-1147-52 Buna-N 08-1010-53 08-1080-53 08-1147-53 08-1010-54 08-1080-54 08-1147-54 EPDM 08-1040-55-42 08-1080-55 PTFE 08-1022-58 08-1080-58 08-1147-58 Wil-Flex ™...
- Page 24 5688 HP Oirschot The Netherlands Info@hollandairpumps.nl Where Innovation Flows ® ® Copyright 2022 PSG , a Dover Company ® reserves the right to modify the information and illustrations contained in this document without prior notice. This is a non-contractual document. WIL-11720-E-02...
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