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Summary of Contents for Dover Wilden Original PV20
- Page 1 PV20 E n g i n e e r i n g O p e r a t i o n & ™ Original Series METAL Pumps M a i n t e n a n c e S i m p l i f y y o u r p r o c e s s TT5049 EOM-PV20M 9/05 TT5049 10/05 2.5M...
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Page 2: Table Of Contents
T A B L E O F C O N T E N T S SECTION 1 CAUTIONS—READ FIRST! ........... 1 SECTION 2 WILDEN PUMP DESIGNATION SYSTEM . -
Page 3: Cautions-Read First
S e c t i o n 1 C A U T I O N S — R E A D F I R S T ! CAUTION: Do not apply compressed air to the CAUTION: Do not exceed 82°C (180°F) air inlet exhaust port —... -
Page 4: Wilden Pump Designation System
S e c t i o n 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 PV20 ORIGINAL™ LEGEND PV20 / XXXXX / XXX / XX / XXX / XXXX METAL O-RINGS... - Page 5 S e c t i o n 3 H O W I T W O R K S — P U M P The Wilden diaphragm pump is an air-operated, positive displacement, self-priming pump. These drawings show fl ow pattern through the pump upon its initial stroke.
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Page 6: Dimensional Drawings
S e c t i o n 4 D I M E N S I O N A L D R A W I N G S DIMENSIONS P V20 Orig in al™ M et al ITEM METRIC (mm) STANDARD (inch) 37.4 16.5 26.8... -
Page 7: Rubber-Fitted
S e c t i o n 5 A P E R F O R M A N C E PV20 ORIGINAL™ METAL RUBBER-FITTED Height ......... 826 mm (32.5") Width ........950 mm (37.4") Depth ........424 mm (16.7") Ship Weight ..Cast Iron 223 kg (492 lbs.) Air Inlet ........ -
Page 8: Ultra-Flex™-Fitted
P E R F O R M A N C E PV20 ORIGINAL™ METAL ULTRA-FLEX™-FITTED Height ......... 826 mm (32.5") Width ........950 mm (37.4") Depth ........424 mm (16.7") Ship Weight ..Cast Iron 223 kg (492 lbs.) Air Inlet ........19 mm (3/4") Inlet .......... - Page 9 S e c t i o n 6 S U G G E S T E D I N S T A L L A T I O N Wilden pumps are designed to meet the performance ELEVATION: Selecting a site that is well within the pump’s requirements of even the most demanding pumping dynamic lift capability will assure that loss-of-prime issues will applications.
- Page 10 S U G G E S T E D I N S T A L L A T I O N This illustration is a generic representation of an air-operated double-diaphragm pump. NOTE: In the event of a power failure, the air shut off shut off valve (user supplied) installed in the air supply valve should be closed, if the restarting of the pump is line.
- Page 11 ® OPERATION: The Pro-Flo and Pro-Flo V™ pumps are situation and can be restarted by reducing the fl uid pre-lubricated, and do not require in-line lubrication. discharge pressure or increasing the air inlet pressure. Additional lubrication will not damage the pump, ®...
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Page 12: Assembly / Disassembly
S e c t i o n 7 P U M P D I S A S S E M B L Y To o l s R e q u i r e d : 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 from the •... - Page 13 P U M P D I S A S S E M B L Y Step 4 Step 5 Step 6 Using a 1/2” wrench, disconnect the Next, remove the discharge t-sec- Using a 1/2” wrench, disconnect the discharge manifold and discharge tion and ball pot cage assembly main body of the pump, which in- ball pot cages.
- Page 14 P U M P D I S A S S E M B L Y Step 10 Step 11 Step 12 Using a 1/2” wrench, remove the After removing the inlet ball pots To ease the disassembly process, discharge elbows and inlet ball pots and discharge elbows from liquid position center section assembly from the liquid chambers.
- Page 15 A I R V A L V E / C E N T E R S E C T I O N D I S A S S E M B L Y To o l s R e q u i r e d : 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 from •...
- Page 16 A I R V A L V E / C E N T E R S E C T I O N D I S A S S E M B L Y Step 4 Step 5 Step 6 Remove the air valve end cap to ex- Remove the air valve spool from the air Remove pilot sleeve retaining snap pose the air valve spool by simply...
- Page 17 R E A S S E M B L Y H I N T S & T I P S ASSEMBLY: SHAFT SEAL INSTALLATION: Upon performing applicable maintenance to the air PRE-INSTALLATION distribution system, the pump can now be reassembled. •...
- Page 18 WILDEN PUMP & ENGINEERING, LLC TT5049 EOM-PV20M 9/05...
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Page 19: Rubber-Fitted
N O T E S WILDEN PUMP & ENGINEERING, LLC TT5049 EOM-PV20M 9/05... -
Page 20: Exploded View & Parts Listing
S e c t i o n 8 e x p l o d e d v i e w & p a r t s l i s t i n g S e c t i o n 8 E X P L O D E D V I E W &... - Page 21 E X P L O D E D V I E W & P A R T S L I S T I N G PV20 ORIGINAL METAL R u b b e r / T P E / U l t r a - F l e x ™ - F i t t e d P A R T S L I S T I N G PV20/WWAAA ITEM Description...
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Page 22: Elastomer Options
S e c t i o n 9 E L A S T O M E R O P T I O N S PV20 ORIGINAL™ METAL PUMPS ULTRA-FLEX™ MANIFOLD MATERIAL DIAPHRAGM DIAPHRAGM VALVE BALL VALVE SEAT PLATE O-RING GASKET Polyurethane 15-1010-50 20-1080-50... - Page 23 N O T E S WILDEN PUMP & ENGINEERING, LLC TT5049 EOM-PV20M 9/05...
- Page 24 WILDEN PUMP & ENGINEERING, LLC TT5049 EOM-PV20M 9/05...
- Page 25 W A R R A N T Y Each and every product manufactured by Wilden Pump and Engineering, LLC is built to meet the highest standards of quality. Every pump is functionally tested to insure integrity of operation. Wilden Pump and Engineering, LLC warrants that pumps, accessories and parts manufactured or supplied by it to be free from defects in material and workmanship for a period of fi...
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