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EOM
Engineering
Operation &
Maintenance
A2
Original
Metal Pump
W h e r e
I n n o v a t i o n
F l o w s
www.wildenpump.com
WIL-10060-E-03
REPLACES WIL-10060-E-02

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Summary of Contents for Wilden A2

  • Page 1 Engineering Operation & Maintenance Original ™ Metal Pump W h e r e I n n o v a t i o n F l o w s www.wildenpump.com WIL-10060-E-03 REPLACES WIL-10060-E-02...
  • Page 2: Table Of Contents

    SECTION 2 WILDEN PUMP DESIGNATION SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 SECTION 3 HOW IT WORKS—PUMP &...
  • Page 3: Cautions-Read First

    WARNING: Prevent static sparking — If static sparking occurs, fire or explosion could result . Pump, valves, and containers must be properly CAUTION: The A2 pump is not submersible . grounded when handling flammable fluids and whenever discharge of static electricity is a hazard .
  • Page 4: 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 A2 METAL LEGEND A2 X / X X X X X / XXX / XX / X XX / XXXX 38 mm (1-1/2") Pump...
  • Page 5 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 the 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 6: Dimensional Drawings

    A 2 B M e t a l (T- Se r i e s C e n te r Se c t i on ) 19 mm (3/4”) BSP (FNPT) LIQUID DISCHARGE DIMENSIONS ITEM METRIC (mm) STANDARD (inch) 6 mm 10.5 (1/4”) BSP (FNPT) AIR INLET 10.0 11.0 25 mm (1”) BSP (FNPT) LIQUID INLET WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 7 A 2 B M e t a l ( P- Se r i e s C e n te r Se c t i on ) 19 mm (3/4”) BSP (FNPT) LIQUID DISCHARGE DIMENSIONS ITEM METRIC (mm) STANDARD (inch) 10.5 6 mm 10.0 (1/4”) BSP 11.0 (FNPT) AIR INLET 25 mm (1”) BSP (FNPT) LIQUID INLET WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 8 A 2 P M e t a l Sa n i f l o FDA DIMENSIONS 38 mm (1-1/2”) ITEM METRIC (mm) STANDARD (inch) TRI-CLAMP 10.5 10.0 13 mm 10.5 (1/2”) BSP (FNPT) 11.6 EXHAUST 6 mm (1/4”) (FNPT) INLET 38 mm (1-1/2”) TRI-CLAMP WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 9: A2T Metal Rubber-Fitted (T-Series Center Section)

    4.1 bar (60 psig) and 21.3 will fall in the center of the pump’s performance curve. /h (12.5 scfm) air consumption. (See dot on chart.) Caution: Do not exceed 8.6 bar (125 psig) air supply pressure. WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 10: A2P Metal Rubber-Fitted (P-Series Center Section)

    For optimum life and performance, pumps should be specified so that daily operation parameters 35.7 Nm /h (21 scfm) air consumption. (See will fall in the center of the pump’s performance curve. dot on chart.) Caution: Do not exceed 8.6 bar (125 psig) air supply pressure. WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 11: A2T Metal Rubber-Fitted (T-Series Center Section)

    [LPM] [18.9] [37.9] [56.8] [75.7] [94.6] [113.6] [LPM] [18.9] [37.9] [56.8] [75.7] [94.6] [113.6] Water Discharge Flow Rate Water Discharge Flow Rate WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 12: Suggested Installation

    S e c t i o n 7 S U G G E S T E D I N S T A L L A T I O N All Wilden pumps are manufactured with a variety of materi- Sound levels are reduced below OSHA specifications using als for the air distribution system, liquid path and elastomers.
  • Page 13: Operating Principles

    2 grease every 50 million cycles. Continuous lubrication with Wilden pump. Periodic inspections have been found to offer a compatible oil is not harmful, and will provide longer seal life, the best means for preventing unscheduled pump downtime.
  • Page 14: Troubleshooting

    Check to make sure that all suction connections are air Valve shifts but fails to return. tight, and that the clamp bands are properly tightened. Broken spring, mechanical binding. Excessive leaking from air valve vent. Worn seals in air valve. WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 15: Disassembly / Assembly

    Be aware of any hazard- ous effects of contact with your process fluid. The Wilden model A2 is an air-operated, double-dia- phragm pump with wetted parts of aluminum, stain- less steel and Alloy C. The single-piece center section, consisting of center block and air chambers, is molded of polypropylene or aluminum.
  • Page 16 Replace worn wear. Replace worn parts with genuine parts with genuine Wilden parts for reli- Wilden parts for reliable performance. able performance. PTFE O-rings should PTFE O-rings should be replaced when be replaced when reassembled.
  • Page 17: Reassembly Hints & Tips

    Push down on diaphragm Outer Piston, Rubber and PTFE-Fitted 40.7 N•m (30 ft-lb) assembly until diaphragm is inverted. Place opposite Vertical Bolts 13.0 N•m (115 in-lb) liquid chamber on center section and align. WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 18: Exploded View & Parts Listing

    A2T METAL E X P L O D E D V I E W 11 12 NOTE: PTFE Diaphragm Models Assembled with PTFE Assembly Adapter Block Version PTFE Gasket Kit At Factory (Not Shown) WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 19 24V DC Valve Assembly NOTE: Models A2/SPPE-125 rubber-fitted 02-2000-99-154 24V DC Valve Assembly (NEMA 7) and A2/SPPE-125 PTFE-fitted have 1.5” 02-2000-99-157 International 24V DC Valve Assembly cast tri-clamp inlet and outlet ports and use wing nut type fasteners on manifold...
  • Page 20: P-Series Center Section

    A2P METAL E X P L O D E D V I E W 16 19 Adapter NOTE: PTFE Diaphragm Models Assembled with PTFE Assembly Block Version PTFE Gasket Kit At Factory (Not Shown) WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 21 Saniflex™ diaphragms required only for PTFE-fitted A2P pumps. Part used only on adapter block version. NOTE: Models A2/SPPE-125 rubber-fitted and A2/SPPE-125 PTFE-fitted have 1.5” Item 37 Adapter Block Options cast tri-clamp inlet and outlet ports and use wing nut type fasteners on manifold bolts.
  • Page 22: Elastomer Options

    INTERNATIONAL EXPLOSION PROOF / CENELEC / PTB FILE # EX-91.C.2027 Current (A) DC Voltage ±10% Power (W) Resistivity Part Number ±10% Inrush Holding (Ω) 00-2110-99-157 .135 .135 NEMA 4 and IEC 144/855420 I.P. 66 for dust-tight, watertight corrosion resistant. WIL-10060-E-03 WILDEN PUMP & ENGINEERING, LLC...
  • Page 23 Since the use of Wilden pumps and parts is beyond our control, we cannot guarantee the suitability of any pump or part for a particular application and Wilden Pump and Engineering, LLC shall not be liable for any consequential damage or expense arising from the use or misuse of its products on any application.
  • Page 24 Where Innovation Flows 22069 Van Buren Street, PSG reserves the right to modify the information and illustrations contained in this document without prior notice. This is a non-contractual document. 01-2015 Grand Terrace, CA 92313-5607 A u t h o r i z e d P S G R e p r e s e n t a t i v e : Telephone: (909) 422-1731 Fax: (909) 783-3440 22069 Van Buren St.

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