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Summary of Contents for Wilden PS8
- Page 1 ENGINEERING OPERATION & MAINTENANCE PS8 Clamped Plastic Pump Where Innovation Flows WIL-10450-E-03...
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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 —Pump & Air Distribution System Section 4: Dimensional Drawings Section 5: Performance P S8 P la st ic Ru bb er - F i tte d P S8 P la st ic EZ - In sta ll T P E - F itt ed P S8 P la st ic F ul l- Str ok e PT F E - F itt ed. - Page 3 Warranty Each and every product manufactured by Wilden is built to meet the highest standards of quality. Every pump is functionally tested to insure integrity of operation. Wilden warrants that pumps, accessories and parts manufactured or supplied by it to be free from defects in material and workmanship for a period of five (5) years from date of installation or six (6) years from date of manufacture, whichever comes first.
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Page 4: Section 1: Precautions - Read First
CAUTION: Do not exceed 8.6 bar (125 psig) air CAUTION: Tighten all hardware prior to installation. supply pressure. CAUTION: The process fluid and cleaning fluids must be chemically compatible with all wetted pump components. ® Wilden WIL-10450-E-03... -
Page 5: Section 2: Wilden Pump Designation System
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 PS8 PLASTIC LEGEND PS8 / X X X X X / XXX / XX / X XX / XXXX O-RINGS... -
Page 6: Section 3: How It Works -Pump & Air Distribution System
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. -
Page 7: Section 4: Dimensional Drawings
Section 4 DIMENSIONAL DRAWING PS8 Plastic DIMENSIONS ITEM METRIC (mm) STANDARD (inch) 19.5 16.8 27.2 30.3 15.5 19.2 16.3 15.2 12.0 10.0 DIN/ANSI COMPATIBLE 121 DIA. 4.8 DIA. 154 DIA. 6.0 DIA. 20 DIA. 0.8 DIA. LW0213 REV. C ®... -
Page 8: Section 5: Performance
Section 5 PERFORMANCE PS8 PLASTIC RUBBER-FITTED Ship Weight ......36 kg (79 lb) Air Inlet..........3/4" Inlet ........51 mm (2") Outlet ........51 mm (2") Suction Lift ....6.6 m Dry (21.8') 8.3 m Wet (27.2') Disp. Per Stroke .... -
Page 9: Ps8 Plastic Full-Stroke Ptfe-Fitted
PERFORMANCE PS8 PLASTIC FULL-STROKE PTFE-FITTED Ship Weight ......36 kg (79 lb) Air Inlet..........3/4" Inlet ......... 51 mm (2") Outlet ......... 51 mm (2") Suction Lift ...... 6.1 m Dry (19.9') 8.3 m Wet (27.2') Disp. Per Stroke ..... 2.6 L (0.69 gal) Max. -
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 PS8 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. -
Page 11: Section 6: Suggested Installation, Operation
The suction-pipe size should be at least the equivalent or larger than inadvertent restrictions are not created for any remaining sites. the diameter size of the suction inlet on your Wilden pump. The suction The best choice possible will be a site involving the shortest and hose must be non-collapsible, reinforced type as these pumps are straightest hook-up of suction and discharge piping. - Page 12 SHIFT pumps are pre-lubricated and do not require ® process fluid all affect the parts life of a Wilden pump. Periodic inspections in-line lubrication. Additional lubrication will not damage the pump; have been found to offer the best means for preventing unscheduled pump however, if the pump is heavily lubricated by an external source, downtime.
- Page 13 1. Check for diaphragm rupture. 2. Verify that vacuum required to lift liquid is not greater than 2. Check tightness of outer pistons to shaft. the vapor pressure of the material being pumped (cavitation). ® Wilden WIL-10450-E-03...
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Page 14: Section 7: Disassembly / Reassembly
NOTE: Your specific pump model may vary from the configuration shown; however, pump disassembly procedure will be the same. 1-5/8" Socket Wrench • for Outer Piston NOTE: Replace worn parts with genuine Wilden parts for reliable performance. (Rubber, Full-Stroke Diaphragms) 11/16" Socket Wrench •... - Page 15 Remove the discharge valve balls and seats from the liquid manifold to the liquid chambers. chambers and inspect for nicks, gouges, chemical attack or abrasive wear. Replace worn parts with genuine Wilden parts for reliable performance. Step 6 Step 7...
- Page 16 Using an adjustable wrench, remove for the opposite liquid chamber. Inspect diaphragm assembly and shaft for signs of diaphragm assembly from shaft. wear or chemical attack. Replace all worn parts with genuine Wilden parts for reliable performance. ® Wilden...
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Page 17: Air Valve / Center Section Disassembly
The Pro-Flo SHIFT air distribution system is designed to perform in on/off, non-freezing, non- ® stalling, tough-duty applications. NOTE: Replace worn parts with genuine Wilden parts for reliable performance. Step 2 Step 3 Step 1 Remove air valve bolts, muffler plate... - Page 18 Step 8 Step 9 Remove the air chamber and inspect With an O-ring pick, remove the O-ring Remove the pilot spool from the the air chamber gaskets (2). Replace from the modulator spool. center section. if necessary. ® Wilden WIL-10450-E-03...
- Page 19 Inspect the center block Glyd™ rings (2) for wear. If replacement is necessary, use an Once the air chambers have been O-ring pick to remove the used Glyd™ rings then replace with genuine Wilden removed, the square air valve nuts replacement parts.
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Page 20: Single-Point Exhaust
• A small amount of NLGI grade 2 white EP bearing grease can be applied to the muffler and air valve gaskets to locate gaskets during assembly. ® Wilden WIL-10450-E-03... - Page 21 7. Lubricate the edge of the shaft with NLGI grade 2 white EP bearing grease. 8. Slowly insert the center shaft with a rotating motion. This will complete the resizing of the seal. 9. Perform these steps for the remaining seal. ® Wilden WIL-10450-E-03...
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Page 22: Section 8: Exploded View And Parts List
Section 8 EXPLODED VIEW AND PARTS LISTING PS8 PLASTIC EXPLODED VIEW ® Wilden WIL-10450-E-03... - Page 23 Exploded View and Parts List PS8/PKAPP Item Description Qty. Air Distribution Components Air Valve Assembly, Pro-Flo SHIFT 04-2039-20 ® O-Ring, End Cap (-225, Ø1.859" x Ø.139") 04-2390-52-700 End Cap 04-2330-20-700 Screw, SHC, Air Valve (1/4"-20 x 4-1/2") 01-6000-03 Nut, Square (1/4"-20)
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Page 24: Section 9: Elastomer Options
Section 9 Elastomer Options PS8 Plastic Full-Stroke Full-Stroke Backup EZ-Install Valve Seat T-Section Material Diaphragms (2) Valve Balls (4) Valve Seats (4) Diaphragms (2) Diaphragms (2) Diaphragms (2) O-Rings (4) O-Rings (4) Polyurethane 08-1022-50 08-1080-50 08-1200-50-500 08-1300-50-500 Neoprene 08-1010-51 08-1080-51... - Page 25 Notes WIL-10450-E-03 ® Wilden...
- Page 26 Notes WIL-10450-E-03 ® Wilden...
- Page 27 Notes WIL-10450-E-03 ® Wilden...
- Page 28 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-10450-E-03 ® Wilden...
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