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Dover PSG WILDEN PR860, Operation & Maintenance Manual

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Dover PSG WILDEN PR860 Operation & Maintenance Manual Download Page 3

 

WIL-11720-E-02 

 

3 

PR860 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 

PR860 Metal Rubber-Fitted ................................................................................... 8 

PR860 Metal EZ-Install TPE-Fitted ........................................................................ 8 

PR860 Metal Full-Stroke PTFE-Fitted ................................................................... 9 

PR860 Metal Reduced-Stroke PTFE-Fitted ........................................................... 9 

Suction Lift Capability .......................................................................................... 10 

SECTION 6: Suggested Installation, Operation, Maintenance, and Troubleshooting

 ........ 

11 

SECTION 7: Disassembly/Reassembly

 .................................................................................. 

14 

Pump Disassembly .............................................................................................. 14 

Air Valve Disassembly ......................................................................................... 17 

Reassembly Hints and Tips ................................................................................. 20 

SECTION 8: Exploded View and Parts List

 ........................................................................... 

22 

SECTION 9: Elastomer Options

 ............................................................................................. 

24

 

 

 

 

 

 

 

 

Summary of Contents for PSG WILDEN PR860

Page 1: ...WIL 11720 E 02 Where InnovationFlows EOM ENGINEERING OPERATION MAINTENANCE MANUAL PR860 Bolted Metal Pump ...

Page 2: ...California LLC Wil Flex is a trademark of PSG California LLC Saniflex is a trademark of PSG California LLC All trademarks names logos and service marks collectively trademarks in this document are registered and unregistered trademarks of their respective owners Nothing contained in this document should be construed as granting any license or right to use any trademark without the prior written pe...

Page 3: ...Rubber Fitted 8 PR860 Metal EZ Install TPE Fitted 8 PR860 Metal Full Stroke PTFE Fitted 9 PR860 Metal Reduced Stroke PTFE Fitted 9 Suction Lift Capability 10 SECTION 6 Suggested Installation Operation Maintenance and Troubleshooting 11 SECTION 7 Disassembly Reassembly 14 Pump Disassembly 14 Air Valve Disassembly 17 Reassembly Hints and Tips 20 SECTION 8 Exploded View and Parts List 22 SECTION 9 El...

Page 4: ...hemical compatibility and temperature limits CAUTION All Wilden pumps are capable of passing solids Use a strainer on the pump intake to ensure that the pump s rated solids capacity is not exceeded CAUTION Do not exceed 8 6 bar 125 psig air supply pressure CAUTION Do not exceed 82 C 180 F air inlet temperature for all models CAUTION The process fluid and cleaning fluids must be compatible chemical...

Page 5: ...A N RED DOT EP EPDM NE NEOPRENE GREEN DOT TF PTFE WHITE VT FKM WHITE DOT WF WIL FLEX SANTOPRENE THREE BLACK DOTS VALVE SEATS A ALUMINUM S STAINLESS STEEL BN BUNA N EP EPDM NE NEOPRENE VT FKM WHITE DOT WF WIL FLEX SANTOPRENE THREE BLACK DOTS VALVE SEAT O RINGS TF PTFE WHITE SPECIALTY CODES 0014 BSPT NOTE Most elastomeric materials use colored dots for identification NOTE Not all models are availabl...

Page 6: ...r and manifold of the pump These same hydraulic forces lift the discharge valve ball off its seat while the opposite discharge valve ball is forced onto its seat forcing fluid to flow through the pump discharge The movement of diaphragm A toward the center of the pump creates a vacuum within liquid chamber A Atmospheric pressure forces fluid into the inlet manifold of the pump The inlet valve ball...

Page 7: ... 9 J 177 7 0 K 355 14 0 L 552 21 7 M 249 9 8 N 190 7 5 P 203 8 0 R 229 9 0 S 14 0 6 TJPR860 01 REV A PR860 STAINLESS STEEL DIMENSIONS ITEM METRIC mm STANDARD inch A 401 15 8 B 64 2 5 C 356 14 0 D 620 24 4 E 655 25 8 F 58 2 3 G 358 14 1 H 48 1 9 J 178 7 0 K 356 14 0 L 551 21 7 M 244 9 6 N 191 7 5 P 178 7 0 R 229 9 0 S 15 0 6 TJPR860 02 REV A DIMENSIONAL DRAWING DIMENSIONAL DRAWING ...

Page 8: ...all in the center of the pump s performance curve Caution Do not exceed 8 6 bar 125 psig air supply pressure PR860 METAL EZ INSTALL TPE 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 7 6 m Dry 25 9 7 m Wet 31 8 Disp per Stroke1 2 5 L 0 67 gal Max Flow Rate 625 lpm 165 gpm Max Size Solids 6 4 mm 1 4 1Displacement per ...

Page 9: ...fall in the center of the pump s performance curve Caution Do not exceed 8 6 bar 125 psig air supply pressure PR860 METAL REDUCED 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 4 4 m Dry 14 5 9 0 m Wet 29 5 Disp per Stroke1 1 7 L 0 45 gal Max Flow Rate 575 lpm 152 gpm Max Size Solids 6 4 mm 1 4 1Displacem...

Page 10: ...0 above sea level This chart is meant to be a guide only There are many variables that can affect your pump s operating characteristics The number of intake and discharge elbows viscosity of pumping fluid elevation atmospheric pressure and pipe friction loss all affect the amount of suction lift your pump will attain SUCTION LIFT CAPABILITY ...

Page 11: ...and then multiplying that figure by the displacement per stroke Muffler Using the standard Wilden muffler sound levels are reduced below OSHA specifications You can use other mufflers to reduce sound levels farther but they usually reduce pump performance Elevation Selecting a site that is well within the pump s dynamic lift capability will assure that loss of prime issues will be eliminated In ad...

Page 12: ... to regulate volume Pump discharge rate also can be controlled by throttling the pump discharge by partially closing a valve in the discharge line of the pump This action increases friction loss which reduces flow rate See Performance This is useful when the need exists to control the pump from a remote location When the pump discharge pressure equals or exceeds the air supply pressure the pump wi...

Page 13: ...be unable to shift Pump runs but little or no product flows 1 Check for pump cavitation Slow pump speed down to allow thick material to flow into liquid chambers 2 Verify that vacuum required to lift liquid is not greater than the vapor pressure of the material being pumped cavitation 3 Check for sticking ball check valves a If material being pumped is not compatible with pump elastomers swelling ...

Page 14: ...aware of any hazardous effects of contact with your process fluid NOTE Your specific pump model may vary from the configuration shown however pump disassembly procedure will be the same NOTE Replace worn parts with genuine Wilden parts for reliable performance Step 1 Step 2 Step 3 Before starting disassembly mark a line from each liquid chamber to its corresponding air chamber This line will assis...

Page 15: ...emove the inlet manifold to expose the valve balls and valve seats Inspect ball cage area of manifold for excessive wear or damage Step 7 Step 8 Step 9 Remove the inlet valve balls and valve seats from the inlet manifold and liquid chambers and inspect for nicks gouges chemical attack or abrasive wear Replace worn parts with genuine Wilden parts for reliable performance Using the appropriate sized...

Page 16: ... outer piston the diaphragm assembly can be disassembled To remove the diaphragm assembly from shaft secure shaft with soft jaws aluminum plastic or plywood to ensure the shaft is not damaged Using an adjustable wrench remove the diaphragm assembly from the shaft DISASSEMBLY REASSEMBLY ...

Page 17: ...ain the pump by turning it upside down and allowing any fluid to flow into a suitable container Be aware of any hazardous effects of contact with your process fluid NOTE Replace worn parts with genuine Wilden parts for reliable performance Step 1 Step 2 Step 3 Loosen the air valve bolts utilizing a 5 mm 3 16 Allen wrench Remove muffler plate and air valve bolts from air valve assembly exposing muf...

Page 18: ...ed from assembly Seals are not sold separately Remove pilot spool sleeve retaining snap ring on both sides of center section with snap ring pliers Step 7 Step 8 Remove pilot spool sleeve from center section With O ring pick gently remove the O ring from the opposite side of the center hole cut on the spool Gently remove the pilot spool from sleeve and inspect for nicks gouges or other signs of wea...

Page 19: ...WIL 11720 E 02 19 PR860 Bolted Metal Step 9 Check center section shaft seals for signs of wear If necessary remove the shaft seals with O ring pick and replace DISASSEMBLY REASSEMBLY ...

Page 20: ...LGI grade 2 white EP bearing grease or equivalent Clean the inside of the center section shaft bore to ensure no damage is done to new shaft seals A small amount of NLGI grade 2 white EP bearing grease can be applied to the muffler and air valve gaskets to lubricate gaskets during assembly Make sure that the exhaust port on the muffler plate is centered between the two exhaust ports on the center ...

Page 21: ...With the seal clamped in the pliers insert the seal into the busing bore and position the bottom of the seal into the correct groove When the bottom of the seal is seated in the groove release the clamp pressure on the pliers This will allow the seal to partially snap back to its original shape 6 After removing the pliers you will notice a slight bump in the seal shape Before the seal can be resiz...

Page 22: ...WIL 11720 E 02 22 PR860 Bolted Metal SECTION 8 PR860 TJPR860 03 REV A ALL CIRCLED PART IDENTIFIERS ARE INCLUDED IN REPAIR KITS EXPLODED VIEW AND PARTS LIST EXPLODED VIEW AND PARTS LIST ...

Page 23: ...d Discharge NPT 1 08 5072 01 08 5072 03 Manifold Discharge BSPT 1 08 5073 01 08 5073 03 24 Manifold Inlet NPT 1 08 5102 01 08 5102 03 Manifold Inlet BSPT 1 08 5103 01 08 5103 03 25 Washer Flat Ø 531 x Ø 1 062 x 095 24 04 6730 08 04 6730 03 26 Screw HHC 1 2 13 x 1 1 2 24 04 6180 08 04 6180 03 VALVE BALLS VALVE SEATS VALVE O RINGS 28 Ball Valve 4 29 Seat Valve 4 30 O ring Valve Seat 339 Ø 3 225 x Ø ...

Page 24: ... N A N A N A 08 1080 52 08 1147 52 FKM 08 1010 53 N A N A N A 08 1080 53 08 1147 53 EPDM 08 1010 54 N A 08 1060 54 N A 08 1080 54 08 1147 54 PTFE 08 1010 55 42 08 1040 55 42 N A N A 08 1080 55 N A Wil Flex 08 1022 58 N A NA NA 08 1080 58 08 1147 58 FDA Wil Flex N A N A N A 08 1065 57 N A N A Stainless Steel N A N A N A N A N A 08 1147 03 Aluminum N A N A N A N A N A 08 1147 01 TJPR860 04 REV A Bac...

Page 25: ...WIL 11720 E 02 25 PR860 Bolted Metal NOTES ...

Page 26: ...WIL 11720 E 02 26 PR860 Bolted Metal NOTES ...

Page 27: ...WIL 11720 E 02 27 PR860 Bolted Metal NOTES NOTES ...

Page 28: ... 86 400 600 4026 PSG China psgdover com www psgdover com cn Copyright 2022 PSG a Dover Company PSG 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 Where InnovationFlows ...

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