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Summary of Contents for PSG Dover WILDEN PS20 METAL
- Page 1 ENGINEERING OPERATION & MAINTENANCE PS20 Clamped Metal Pump Where Innovation Flows Bar code WIL-10430-E-02...
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Page 2: Table Of Contents
Contents Section 1: Precautions - Read First! Section 2: Wilden Pump Designation System Section 3: How It Works Section 4: Dimensional Drawings Section 5: Performance P S2 0 R ub ber - F itt ed P S2 0 EZ - I nst al l T P E - F itt e d P S2 0 Fu ll - S tro ke PT F E - F it ted Su ct ion - Li ft Cur ve s Section 6: Suggested Installation, Operation,... - Page 3 Copyright ® Copyright 2018 PSG , a Dover Company. All rights reserved. PSG reserves the right to modify the information and illustrations in this document without prior notice. The product described in this document is furnished under a license agreement or nondisclosure agreement. 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 4: Section 1: Precautions - Read First
Section 1 Precautions - Read First! WARNING: Always wear safety glasses when CAUTION: The process fluid and cleaning fluids must be operating a pump to avoid eye injury. If diaphragm compatible chemically with all wetted pump components. rupture occurs, material being pumped maybe forced out of the air exhaust. -
Page 5: Section 2: Wilden Pump Designation System
Section 2 W I L D E N P U M P D E S I G N A T I O N S Y S T E M PS20 METAL LEGEND XPS20 / X X X X X / XXX / XX / X XX / XXXX GASKETS MODEL... -
Page 6: Section 3: How It Works
HOW IT WORKS — PUMP Section 3 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. OUTLET OUTLET OUTLET... -
Page 7: Section 4: Dimensional Drawings
Section 4 DIMENSIONAL DRAWING PS20 Metal DIMENSIONS ITEM METRIC (mm) STANDARD (inch) 37.4 16.9 26.8 32.5 28.0 16.5 17.9 14.8 11.0 13.1 15 DIA. 0.6 DIA. ANSI FLANGE 231 DIA. 9.1 DIA. 191 DIA. 7.5 DIA. 18 DIA. 0.7 DIA. LW0142 REV. -
Page 8: Section 5: Performance
Section 5 PERFORMANCE PS20 METAL RUBBER-FITTED Ship Weight ..... 223 kg (492 lb) Air Inlet........19 mm (3/4") Inlet ........102 mm (4") Outlet ........102 mm (4") Suction Lift ....4.1 m Dry (13.5') 8.6 m Wet (28.4’) Disp. Per Stroke .... -
Page 9: P S2 0 Fu Ll - S Tro Ke Pt F E - F It Ted
PERFORMANCE PS20 METAL FULL-STROKE PTFE-FITTED Ship Weight ....... 223 kg (492 lb) Air Inlet........19 mm (3/4") Inlet ........102 mm (4") Outlet ........102 mm (4") Suction Lift ...... 3.8 m Dry (12.7') 8.6 m Wet (28.4') Disp. Per Stroke ..... -
Page 10: Su Ct Ion - Li Ft Cur Ve S
S U C T I O N L I F T C U R V E S PS20 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. -
Page 11: Section 6: Suggested Installation, Operation
Section 6 Suggested Installation, Operation, Maintenance and Troubleshooting Wilden pumps are designed to meet the performance requirements of • Elevation: Selecting a site that is well within the pump’s dynamic even the most demanding pumping applications. They have been lift capability will assure that loss-of-prime issues will be eliminated. designed and manufactured to the highest standards and are available In addition, pump efficiency can be adversely affected if proper in a variety of liquid path materials to meet your chemical resistance... - Page 12 Suggested Installation, Operation, Maintenance and Troubleshooting regulate air pressure. A needle valve is used to regulate volume. Pump discharge rate also can be controlled by throttling the pump NOTE: In the event of a power failure, close the shut- discharge by partially closing a valve in the discharge line of the off valve if you do not want the pump to restart when the pump.
- Page 13 Suggested Installation, Operation, Maintenance and Troubleshooting Troubleshooting Pump will not run or runs slowly. 3. Check for sticking ball check valves. 1. Remove plug from pilot spool exhaust. 2. Ensure that the air inlet pressure is at least 0.4 bar (5 psig) If material being pumped is not compatible with pump above startup pressure and that the differential pressure elastomers, swelling may occur.
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Page 14: Section 7: Disassembly / Reassembly
Section 7 Disassembly / Reassembly Pump Disassembly CAUTION: Before any maintenance or repair is attempted, the compressed air line to the pump should be disconnected and all air pressure allowed to bleed Tools Required: from the pump. Disconnect all intake, discharge and air lines. Drain the pump by turning it upside down and allowing any fluid to flow into a suitable container. - Page 15 Disassembly / Reassembly Step 4 Step 5 Step 6 Next, remove the discharge T-section Using the appropriate-sized wrench, Using the appropriate-sized wrench, disconnect the discharge manifold and and ball port cage assembly from the disconnect the main body of the pump, which pump.
- Page 16 Disassembly / Reassembly Step 10 Step 11 Step 12 Using the appropriate-sized wrench, After removing the inlet ball pots and To ease the disassembly process, position remove the discharge elbows and inlet ball discharge elbows from the liquid chamber, center section assembly and liquid pots from the liquid chambers.
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Page 17: Air Valve / Center Section Disassembly
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 intake, discharge, and air lines. •... - Page 18 Disassembly / Reassembly Step 7 Step 8 Step 9 Gently remove the pilot spool from the Repeat steps 3 and 4. Remove the modulator spool from sleeve and inspect for nicks, wear or the center section. Check for wear to damage.
- Page 19 Disassembly / Reassembly Step 13 Step 14 Loosen and remove the four (4) air valve bolts from the center section assembly. Remove the air valve end cap to expose the air valve spool by lifting Lift the muffler plate and muffler plate gasket away from the center block. Inspect for up on the end cap.
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Page 20: Single-Point Exhaust
Disassembly / Reassembly Single-Point Exhaust Step 1 Step 2 Remove the pilot exhaust muffler in the pilot Optional: Install a single-point exhaust gasket (04-2639-52). The single-point air valve bleed port located at the front of the center block. gasket can be purchased as a spare part or included with the purchase of a new Pro- Install 1/4"... - Page 21 Disassembly / Reassembly Shaft Seal Installation Pre-Installation Tools After all of the old seals have been removed, the inside of the The following tools can be used to aid in the installation of the bushing should be cleaned to ensure no debris is left that may new seals: cause premature damage to the new seals.
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Page 22: Section 8: Exploded View And Parts List
Section 8 EXPLODED VIEW AND PARTS LISTING PS20 METAL EXPLODED VIEW ® Wilden WIL-10430-E-02... - Page 23 Exploded View and Parts List XPS20/WWAAA XPS20/WWSSS PS20/WWWPP Item Description Qty. Air Distribution Components Air Valve Assembly, Pro-Flo SHIFT 04-2039-01 04-2039-03 04-2039-20 ® O-Ring, End Cap (-225, Ø1.859" x Ø.139") 04-2390-52-700 04-2390-52-700 04-2390-52-700 End Cap 04-2340-01 04-2340-03 04-2330-20-700 Screw, SHC, Air Valve (1/4"-20 x 4-1/2") 01-6000-03 Screw, SHC, Air Valve (1/4"-20 x 4-1/2") 01-6000-03...
- Page 24 Exploded View and Parts List XPS20/WWAAA XPS20/WWSSS PS20/WWWPP Item Description Qty. Gaskets/Valve Balls/Valve Seats/Valve O-Rings Gasket, Manifold Elbow O-Ring, (Ø7.475" x Ø.210") Ball, Valve Seat, Valve Full-Stroke Rubber/TPE/PTFE Components Shaft, Pro-Flo V™ 20-3810-09 20-3810-09 20-3810-09 Piston, Inner 15-3700-01 15-3700-01 15-3700-01 Washer, Inner Piston Backup 15-6850-08 15-6850-08...
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Page 25: Section 9: Elastomer Options
Section 9 Elastomer Options PS20 Metal Full-Stroke Full-Stroke Backup EZ-Install Material Diaphragms (2) Valve Balls (4) Valve Seats (4) Plate O-Rings (4) Manifold Gaskets (4) Diaphragms (2) Diaphragms (2) Diaphragms (2) Polyurethane 15-1022-50 20-1080-50 20-1120-50 Neoprene 15-1010-51 Buna-N 15-1010-52 ® Conductive Buna-N 15-1010-86 Geolast... - Page 26 Notes WIL-10430-E-02 ® Wilden...
- Page 27 Notes WIL-10430-E-02 ® Wilden...
- Page 28 22069 Van Buren Street Grand Terrace, CA 92313-5651 USA 1 (909) 422-1730 • F: 1 (909) 783-3440 psgdover.com Where Innovation Flows ® reserves right to modify information and illustrations contained this document without prior notice. This is non-contractual document. 05- 2018 WIL-10430-E-02 ®...
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