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Summary of Contents for Dover PSG WILDEN A25PS
- Page 1 ENGINEERING OPERATION & MAINTENANCE MANUAL A25PS Bolted Plastic Pump Where Innovation Flows WIL-11010-E-01...
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Page 2: Warranty
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. -
Page 3: Table Of Contents
A25PS Bolted Plastic 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 SECTION 6: Suggested Installation, Operation, Maintenance, and Troubleshooting ......9 SECTION 7: Exploded View and Parts List ..................... -
Page 4: Section 1: Precautions - Read First
A25PS Bolted Plastic SECTION 1 SECTION 1 PRECAUTIONS – READ FIRST! WARNING: Always wear safety glasses when operating a pump to avoid eye injury. If diaphragm rupture occurs, CAUTION: Do not exceed 0.7 bar (10 psig) or 7 m-H material being pumped may be forced out of the air (23 ft-H 0) suction pressure. -
Page 5: Section 2: Wilden Pump Designation System
A25PS Bolted Plastic SECTION 2 WILDEN PUMP DESIGNATION SYSTEM A25PS PLASTIC LEGEND A 25PS / X X / X X X / X X / X X X / X X X X 6 mm (1/4") Pump O-RINGS MODEL VALVE SEATS SPECIALTY Maximum Flow Rate: VALVE BALLS CODE... -
Page 6: Section 3: How It Works
A25PS Bolted Plastic 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 solenoid-actuated air valve FIGURE 2 When the pressurized diaphragm, FIGURE 3 At completion of the stroke, the air... -
Page 7: Section 4: Dimensional Drawings
A25PS Bolted Plastic SECTION 4 DIMENSIONAL DRAWING DIMENSIONAL DRAWING A25PS WIL-11010-E-01... - Page 8 A25PS Bolted Plastic SECTION 5 SUCTION LIFT CAPABILITY PERFORMANCE PERFORMANCE PERFORMANCE A25PS PLASTIC Height……………………………173 mm (6.8") Width…………………………….186 mm (7.3") Depth…………………………….118 mm (4.6") Ship Weight…..Polypropylene 1.2 kg (2.6 lb) PVDF 1.7 kg (3.8 lb) Air Inlet……………………………………….1/4" Inlet…………………………………………...1/4" Outlet…………………………………………1/4" Suction Lift………………...……4.2 m Dry (14') 8.5 m Wet (28') Disp.
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Page 9: Section 5: Performance
A25PS Bolted Plastic 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 Piping: Final determination of the pump site should not be •... - Page 10 A25PS Bolted Plastic SUGGESTED INSTALLATION, OPERATION, MAINTENANCE AND TROUBLESHOOTING This illustration is a generic representation of an air-operated double- diaphragm pump Maintenance and Inspections Due to the unique nature of each application, periodic inspection of NOTE: In the event of a power failure, close the shut- the pump is the best method to determine a proper maintenance off valve if you do not want the pump to restart when the schedule.
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Page 11: Troubleshooting
A25PS Bolted Plastic 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 12: Section 7: Exploded View And Parts List
A25PS Bolted Plastic SECTION 7 EXPLODED VIEW AND PARTS LIST WIL-11010-E-01... - Page 13 A25PS Bolted Plastic EXPLODED VIEW AND PARTS LIST Item DESCRIPTION PUMP MODEL PART NO. MATERIAL A25PS/PPPPP/***/**/P/** 11345-W-40 Polypropylene DISCHARGE MANIFOLD A25PS/KPPPP/***/**/P/** 11345-W-56 PVDF A25PS/*PPPP/***/WF/P/** 11001-23 Santoprene BALL A25PS/*PPPP/***/TF/P/** 11001-59 PTFE VALVE SEAT A25PS/*PPPP/***/**/P/** 10924-ROD-40 Polypropylene A25PS/*PPPP/***/**/P/BN 11954-11 BUNA-N A25PS/*PPPP/***/**/P/VT 11954-13 O-RING (Valve Seat) A25PS/*PPPP/***/**/P/EP 11954-15...
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Page 14: Solenoid Control Valve
A25PS Bolted Plastic EXPLODED VIEW AND PARTS LIST SOLENOID CONTROL VALVE Item Part Number Description 12128-A025-11 Gasket-Air Valve-A025-Buna 12591-26 Screw-SHCS #4-40X2.00”-SS 13456-31 Adapter-Plate-Solenoid-A025 12132-11 Gasket-Solenoid-A025-Buna 13432-00 Valve-Solenoid-4-Way-A025 13431-10 Coil-Solenoid-A025 - 110 VAC 13431-12 Coil-Solenoid-A025 - 12 VDC 13431-20 Coil-Solenoid-A025 - 220 VAC 13431-24 Coil-Solenoid-A025 - 24 VDC 12592-26... -
Page 15: Section 8: Solenoid Control
A25PS Bolted Plastic SECTION 8 SOLENOID CONTROL A25PS PLASTIC SOLENOID CONTROL The A25PS is configured with solenoid pulse control to enable metering and dispensing application. The solenoid is avaialble in 4 voltages, 110 VAC, 220 VAC, 12 VDC and 24 VDC. All solenoid equipped pumps have a standard DIN 43650B male connector. The A25PS has an optional DIN 43650C male connector that can replace the standard DIN 43650B male connector. - Page 16 P: +1 (909) 422 -1730 psgdover.com Where Innovation Flows Copyright 2023 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.
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