Dover PSG WILDEN P2 Clamped Plastic Engineering, Operation & Maintenance
Dover PSG WILDEN P2 Clamped Plastic Engineering, Operation & Maintenance

Dover PSG WILDEN P2 Clamped Plastic Engineering, Operation & Maintenance

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EOM
ENGINEERING OPERATION
& MAINTENANCE MANUAL
P2 Clamped
Plastic Pump
Where Innovation Flows
WIL-10150--E-12

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Summary of Contents for Dover PSG WILDEN P2 Clamped Plastic

  • Page 1 ENGINEERING OPERATION & MAINTENANCE MANUAL P2 Clamped Plastic Pump Where Innovation Flows WIL-10150--E-12...
  • 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

    P2 Clamped 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 P2 Plastic Rubber-Fitted ........................... 8 P2 Plastic TPE-Fitted ..........................
  • Page 4: Section 1: Precautions - Read First

    P2 Clamped Plastic SECTION 1 PRECAUTIONS – READ FIRST! WARNING: Always wear safety glasses when operating CAUTION: Thoroughly flush pumps before installing a pump to avoid eye injury. If diaphragm rupture occurs, them into process lines. Clean and/or sanitize FDA- and material being pumped may be forced out of the air USDA- approved pumps before using them.
  • Page 5: Section 2: Wilden Pump Designation System

    P2 Clamped Plastic SECTION 2 WILDEN PUMP DESIGNATION SYSTEM P2 PLASTIC LEGEND / X X X / X X / X X / X X X X 25 mm (1") Pump O-RING Maximum Flow Rate: MODEL VALVE SEAT SPECIALTY 140 lpm (37 gpm) VALVE BALL CODE (if applicable)
  • Page 6: Section 3: How It Works

    P2 Clamped 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 air valve directs pressurized air to FIGURE 2 When the pressurized diaphragm, FIGURE 3 At completion of the stroke, the air...
  • Page 7: Section 4: Dimensional Drawings

    P2 Clamped Plastic SECTION 4 DIMENSIONAL DRAWING P2 PLASTIC DIMENSIONS METRIC STANDARD ITEM (mm) (inch) 10.9 13.1 11.5 84 DIA. 3.3 DIA. 114 DIA. 4.5 DIA. 15 DIA. 0.6 DIA. ANSI 79 DIA. 3.1 DIA. 109 DIA. 4.3 DIA. 15 DIA. 0.6 DIA.
  • Page 8: Section 5: Performance

    P2 Clamped Plastic SECTION 5 DIMENSIONAL DRAWING PERFORMANCE P2 PLASTIC RUBBER-FITTED Ship Weights……...Polypropylene 8 kg (18 lb) PVDF 10 kg (23 lb) Air Inlet……………………..……….6 mm (1/4") Inlet…...…………………...…………25 mm (1") Outlet………………...………………25 mm (1") Suction Lift……………………...5.5 m Dry (28') 8.8 m Wet (29') Disp.
  • Page 9: P2 Plastic Reduced-Stroke Ptfe-Fitted

    P2 Clamped Plastic PERFORMANCE P2 PLASTIC REDUCED-STROKE PTFE-FITTED Ship Weights……...Polypropylene 8 kg (18 lb) PVDF 10 kg (23 lb) Air Inlet……………………..……….6 mm (1/4") Inlet…...…………………...…………25 mm (1") Outlet………………...………………25 mm (1") Suction Lift……………………...3.4 m Dry (11') 8.8 m Wet (29') Disp. per Stroke ……...…..0.23 L (0.061 gal) Max.
  • Page 10: Suction Lift Capability

    P2 Clamped Plastic SECTION 5 SUCTION LIFT CAPABILITY P2 PLASTIC 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

    P2 Clamped 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 12: Operation

    P2 Clamped Plastic 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.
  • Page 13: Troubleshooting

    P2 Clamped 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 14: Pump Disassembly

    P2 Clamped Plastic SECTION 7 DISASSEMBLY / REASSEMBLY PUMP DISASSEMBLY Tools Required: CAUTION: Before attempting any maintenance or repair, disconnect the compressed 5/6" Wrench air line to the pump and allow all air pressure to bleed from the pump. Disconnect all •...
  • Page 15 P2 Clamped Plastic DISASSEMBLY / REASSEMBLY Step 4 Step 5 Step 6 Remove the top liquid retainer and Using a 1/2" socket driver, loosen the Remove the bottom liquid retainer and retainer O-rings, discharge valve balls, bottom retainers. retainer O-rings, discharge valve balls, seats and valve seat O-rings from the seats and valve seat O-rings from the liquid chamber and inspect for nicks,...
  • Page 16 P2 Clamped Plastic DISASSEMBLY / REASSEMBLY Step 11 Step 12 Step 13 Remove tee section from liquid chamber Using two 1" sockets, remove diaphragm Inspect diaphragms, outer and inner and inspect O-rings for signs of wear. assembly from center section assembly. pistons and disc spring (not shown) for signs of wear.
  • Page 17: Air Valve Disassembly

    P2 Clamped Plastic DISASSEMBLY / REASSEMBLY DISASSEMBLY / REASSEMBLY AIR VALVE 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 3/16ʺ...
  • Page 18 P2 Clamped Plastic DISASSEMBLY / REASSEMBLY Step 4 Step 5 Step 6 Remove air valve end cap to expose air Remove pilot spool sleeve retaining snap Remove pilot spool retaining snap valve spool by simply lifting up on end cap ring on both sides of center section with ring on both sides of center section once air valve bolts are removed.
  • Page 19: Reassembly Hints And Tips

    P2 Clamped Plastic DISASSEMBLY / REASSEMBLY REASSEMBLY HINTS AND TIPS Upon performing applicable maintenance to the air distribution system, Maximum Torque Specifications the pump can now be reassembled. Please refer to the disassembly instructions for photos and parts placement. Description Torque Air Valve, Pro-Flo®...
  • Page 20: Pre-Installation

    P2 Clamped Plastic 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.
  • Page 21: Gasket Kit Installation

    P2 Clamped Plastic GASKET KIT INSTALLATION (02-9502-99) Carefully prepare sealing surfaces by removing all debris and foreign matter from diaphragm bead and all mating surfaces. If necessary, smooth or deburr all sealing surfaces. Mating surfaces must be properly aligned in order to ensure positive sealing characteristics. Step 1 Step 2 Step 3...
  • Page 22: Section 8: Exploded View And Parts List

    P2 Clamped Plastic SECTION 8 EXPLODED VIEW AND PARTS LIST P2 CLAMPED PLASTIC ALL CIRCLED PART IDENTIFIERS ARE INCLUDED IN REPAIR KITS WIL-10150-E-12...
  • Page 23 P2 Clamped Plastic EXPLODED VIEW AND PARTS LIST P2/ PKPPP/400 P2/ PKPPP/402 P2/ KKPPP/400 P2/ KKPPP/402 Item Part Description AIR DISTRIBUTION COMPONENTS Air Valve, Pro-Flo™ Assembly 01-2010-20 End Cap, Pro-Flo™ 01-2332-20 O-Ring, End Cap (-126) (Ø1.362 X Ø.103) 01-2395-52 Gasket, Air Valve, Pro-Flo™ 01-2615-52 Gasket, Muffler Plate, Pro-Flo™...
  • Page 24: Section 9: Elastomer Options

    P2 Clamped Plastic SECTION 9 ELASTOMER OPTIONS P2 CLAMPED PLASTIC REDUCED FULL STROKE FULL STROKE REDUCED REDUCED BOTTOM STROKE FULL STROKE VALVE VALVE SEAT BACK-UP STROKE STROKE IPD VALVE SEATS SECTION RETAINER RETAINER Diaphragms BALLS BACK-UP DIAPHRAGMS O-RINGS Material DIAPHRAGMS DIAPHRAGMS DIAPHRAGMS DIAPHRAGMS...
  • Page 25 P2 Clamped Plastic NOTES WIL-10150-E-12...
  • Page 26 P2 Clamped Plastic NOTES WIL-10150-E-12...
  • Page 27 P2 Clamped Plastic NOTES WIL-10150-E-12...
  • Page 28 P: +1 (909) 422 -1730 psgdover.com Where Innovation Flows Copyright 2021 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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