Dover Wilden Original Series Engineering, Operation & Maintenance
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Dover Wilden Original Series Engineering, Operation & Maintenance

Dover Wilden Original Series Engineering, Operation & Maintenance

Metal pumps
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EOM
T8/A8
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
WIL-10270-E-02
REPLACES WIL-10270-E-01

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  • Page 1 T8/A8 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 WIL-10270-E-02 REPLACES WIL-10270-E-01...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS PAGE # SECTION 1 — CAUTIONS .................... SECTION 2 — PUMP DESIGNATION SYSTEM ......... SECTION 3 — HOW IT WORKS (PUMP & AIR SYSTEMS) .... SECTION 4 — DIMENSIONAL DRAWINGS T8 METAL Air-Controlled ....................A8 METAL Accu-Flo™ ....................... T8 METAL SANIFLO Air-Operated .................

  • Page 3: Section 1 - Cautions

    SECTION 1 T8 METAL CAUTIONS – READ FIRST! TEMPERATURE LIMITS: CAUTION: Blow out air line for 10 to 20 seconds Neoprene –17.8°C to 93.3°C 0°F to 200°F before attaching to pump to make sure all pipe line Buna-N –12.2°C to 82.2°C 10°F to 180°F debris is clear.

  • Page 4: Section 2 - Pump Designation System

    SECTION 2 WILDEN PUMP DESIGNATION SYSTEM T8 or A8 X / X X X X X / XXX / XX / X XX / XXXX O-RINGS MODEL VALVE SEAT SPECIALTY CODE VALVE BALLS DIAPHRAGMS (if applicable) AIR VALVE CENTER BLOCK AIR CHAMBERS WETTED PARTS &...
  • Page 5 SECTION 3 THE WILDEN PUMP — HOW IT WORKS 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: A8 Metal Accu-Flo

    SECTION 4A DIMENSIONAL DRAWING T8 METAL G - ALUM. DIMENSIONS F - 316 S.S., C.I. 51 mm (2”) FNPT DISCHARGE ITEM METRIC (mm) STANDARD (inch) 15.9 19 mm (3/4”) 19 mm FNPT AIR (3/4”) FNPT INLET AIR EXHAUST 24.8 26.3 14.2 10.7 13.5...

  • Page 7: T8 Metal Saniflo

    SECTION 4C DIMENSIONAL DRAWING T8 METAL SANIFLO 64 mm (2-1/2”) DIMENSIONS TRI-CLAMP ITEM METRIC (mm) STANDARD (inch) 17.1 19 mm (3/4”) 19 mm FNPT EXHAUST (3/4”) FNPT AIR INLET 24.6 26.2 14.5 10.4 13.6 12.0 10.0 10.0 64 mm (2-1/2”) TRI-CLAMP Interior/Exterior Food Processing finish is 50 GRIT.

  • Page 8: Section 5 - Performance Curves

    SECTION 5A PERFORMANCE CURVES T8 METAL RUBBER-FITTED Height ........668 mm (26.3") Width ........404 mm (15.9") Depth ........343 mm (13.5") Est. Ship Weight ..Aluminum 33 kg (72 lbs) Cast Iron 52 kg (114 lbs) 316 Stainless Steel 48 kg (106 lbs) Air Inlet ........19 mm (3/4") Inlet ..........

  • Page 9: T8 Metal Tpe-Fitted

    SECTION 5C PERFORMANCE CURVES T8 METAL TPE-FITTED Height ........668 mm (26.3") Width ........404 mm (15.9") Depth ........343 mm (13.5") Est. Ship Weight ..Aluminum 33 kg (72 lbs) Cast Iron 52 kg (114 lbs) 316 Stainless Steel 48 kg (106 lbs) Air Inlet ........19 mm (3/4") Inlet ..........

  • Page 10: A8 Metal Accu-Flo™ Rubber/Tpe-Fitted

    SECTION 5E PERFORMANCE CURVES A8 METAL ACCU-FLO™ RUBBER/TPE-FITTED Height ........668 mm (26.3") Width ........404 mm (15.9") Depth ........343 mm (13.5") Est. Ship Weight ..Aluminum 32 kg (70 lbs) Cast Iron 51 kg (112 lbs) 316 Stainless Steel 47 kg (104 lbs) Alloy C 52 kg (114 lbs) Air Inlet ........19 mm (3/4") Inlet ..........

  • Page 11: A8 Metal Accu-Flo™ Ultra-Flex™/Ptfe-Fitted

    SECTION 5G PERFORMANCE CURVES A8 METAL ACCU-FLO™ ULTRA-FLEX™/PTFE-FITTED Height ........668 mm (26.3") Width ........404 mm (15.9") Depth ........343 mm (13.5") Est. Ship Weight ..Aluminum 32 kg (70 lbs) Cast Iron 51 kg (112 lbs) 316 Stainless Steel 47 kg (104 lbs) Alloy C 52 kg (114 lbs) Air Inlet ........19 mm (3/4") Inlet ..........

  • Page 12: T8 Metal Stallion Ultra-Flex™-Fitted

    SECTION 5I PERFORMANCE CURVES T8 METAL STALLION ULTRA-FLEX™-FITTED Height ........668 mm (26.3") Width ........610 mm (24.0") Depth ........345 mm (13.6") Est. Ship Weight ..Aluminum 33 kg (72 lbs) Cast Iron 52 kg (114 lbs) 316 Stainless Steel 48 kg (106 lbs) Air Inlet ........19 mm (3/4") Inlet ..........

  • Page 13: Section 6 - Suction Lift Curves & Data

    SECTION 6A SUCTION LIFT CURVES & DATA FT H PTFE Suction lift curves are calibrated for pumps operating at and discharge elbows, viscosity of pumping fluid, elevation 305 m (1,000') above sea level. This chart is meant to be (atmospheric pressure) and pipe friction loss all affect the a guide only.
  • Page 14 SECTION 7A INSTALLATION – T8 METAL AIR-OPERATED PUMPS The Model T8 Metal pump has a 51 mm (2") inlet and 51 mm mufflers can be used to further reduce sound levels, but they (2") outlet and is designed for flows to 617 lpm (163 gpm). usually reduce pump performance.
  • Page 15 SUGGESTED INSTALLATION ® AIR OPERATED PUMPS: To stop the pump from oper- ating in an emergency situation, simply close the “shut off” valve (user supplied) installed in the air supply line. A properly functioning valve will stop the air supply to the pump, therefore stopping output.

  • Page 16: Accu-Flo

    SECTION 7C OPERATING PRINCIPLES BEHIND ACCU-FLO™ PUMPS In Accu-Flo™ pump models, the standard air valve is replaced Although the speed of the pump is controlled electrically, with a two position, four-way solenoid valve that has a single the air pressure is important. Air pressure displaces the fluid, operator and spring return.
  • Page 17 ACCU-FLO™ ELECTRICAL CONNECTIONS ACCU-FLO™ PLUMBING CONNECTIONS SECTION 7E – ACCU-FLO™ SUGGESTED OPERATION AND MAINTENANCE INSTRUCTIONS OPERATION: The speed of the pump is controlled electrically. RECORDS: When service is required, a record should be Since each stroke is controlled by an electrical signal, the made of all necessary repairs and replacements.
  • Page 18 SECTION 7F – AIR-CONTROLLED TROUBLESHOOTING Pump will not run or runs slowly. 3. Check to make sure all suction connections are air tight, especially clamp bands around intake balls. 1. Check air inlet screen and air filter for debris. 2. Check for sticking air valve, flush air valve in solvent. Pump air valve freezes.

  • Page 19: Section 8 - Directions For Disassembly/Reassembly

    SECTION 8A T8 METAL DIRECTIONS FOR DISASSEMBLY/REASSEMBLY 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 pump. Discon- nect all intake, discharge, and air lines. Drain the pump by turning it upside down and allowing any fluid to flow into a suitable container.
  • Page 20 Step 4. Figure 4 Step 5. Figure 5 Remove the two small clamp bands that fasten the intake Lift the intake manifold away to expose the valve balls and manifold to the liquid chambers. seats. Inspect intake valve ball cage for excessive wear or damage.
  • Page 21 Step 8. Figure 8 Step 9A. Figure 9A Using a 25 mm (1") box wrench, adjustable wrench, or by NOTE: Due to varying torque values, one of the following rotating the diaphragm by hand, remove the diaphragm two conditions may occur: 1) The outer piston, diaphragm assembly.
  • Page 22 SECTION 8B AIR VALVE / CENTER BLOCK DISASSEMBLY The air valve assembly consists of both the air valve body and piston and the center block. The unique design of the air valve relies only on differential pressure to effect the diaphragm shift.
  • Page 23 Small nicks can usually be dressed out and the piston P/N 08-3300-07 Bronze returned to service. Make sure that the guide pin is straight Bushing can be pressed and smooth or the piston will not move freely in the cylinder. into a stainless steel or Clean out anti-centering pin holes located at each side of cast iron center section.

  • Page 24: Reassembly Hints & Tips

    SECTION 8C REASSEMBLY HINTS & TIPS • Ensure proper alignment on the sealing surfaces of intake ASSEMBLY: and discharge manifolds. Upon performing applicable maintenance to the air distribu- • Liquid chambers are easier to attach when the diaphragm tion system, the pump can now be reassembled. Please is inverted.
  • Page 25 WIL-10270-E-02 WILDEN PUMP & ENGINEERING, LLC...

  • Page 26: Section 9 - Exploded View/Parts Listing

    SECTION 9A EXPLODED VIEW/PARTS LISTING METAL AIR-OPERATED RUBBER/TPE- FITTED WILDEN PUMP & ENGINEERING, LLC WIL-10270-E-02...

  • Page 27: T8 Metal

    T8 Metal Rubber/TPE-Fitted T8/AAAPB/0030 T8/AAAPB T8/AAAPB/0033 T8/AAAAB Item Part Description Qty. Air Valve Assembly 08-2000-07 08-2000-07 08-2000-07 08-2000-07 Air Valve Screen 08-2500-07 08-2500-07 08-2500-07 08-2500-07 Air Valve End Cap w/Guide (Top) 08-2300-23 08-2300-23 08-2300-23 08-2300-23 Air Valve End Cap w/o Guide (Bottom) 08-2330-23 08-2330-23 08-2330-23...
  • Page 28 SECTION 9A (Cont’d.) EXPLODED VIEW/PARTS LISTING METAL AIR-OPERATED RUBBER/TPE- FITTED WILDEN PUMP & ENGINEERING, LLC WIL-10270-E-02...
  • Page 29 T8 Metal Rubber/TPE-Fitted T8/SSAPB T8/WSAPB T8/SSSSN/0070 T8/AAAAB/0050 T8/AAAAB/0050 Item Part Description Qty. Air Valve Assembly 1, 2 08-2000-07 08-2000-07 08-2000-06 08-2080-07-225 08-2080-07-225 Air Valve Screen 08-2500-07 08-2500-07 08-2500-03 08-2500-07 08-2500-07 Air Valve End Cap w/Guide (Top) 08-2300-23 08-2300-23 08-2300-23 08-2300-23 08-2300-23 Air Valve End Cap w/o Guide (Bottom) 08-2330-23...
  • Page 30 SECTION 9B EXPLODED VIEW/PARTS LISTING METAL AIR-OPERATED PTFE- FITTED WILDEN PUMP & ENGINEERING, LLC WIL-10270-E-02...

  • Page 31: T8 Metal Ptfe-Fitted

    T8 Metal PTFE-FITTED T8/AAAPB/ T8/AAAAB/ T8/AAAPB/ T8/AAAAB/ TF/TF/ATF TF/TF/ATF TF/TF/ATF/0003 TF/TF/ATF/0003 Item Part Description Qty. Air Valve Assembly 08-2000-07 08-2000-07 08-2000-07 08-2000-07 Air Valve Screen 08-2500-07 08-2500-07 08-2500-07 08-2500-07 Air Valve End Cap w/Guide (Top) 08-2300-23 08-2300-23 08-2300-23 08-2300-23 Air Valve End Cap w/o Guide (Bottom) 08-2330-23 08-2330-23 08-2330-23...
  • Page 32 SECTION 9C EXPLODED VIEW/PARTS LISTING METAL ACCU-FLO™ WILDEN PUMP & ENGINEERING, LLC WIL-10270-E-02...

  • Page 33: A8 Metal Accu-Flo

    A8 Metal ACCU-FLO™ Rubber-Fitted PTFE-Fitted A8/AAAPA/ A8/SSAPA/ A8/HHAPA/ AAAPA/150 SSAPA/0150 WWAPA/0150 TF/TF/ATF/0150 TF/TF/STF/0150 TF/TF/STF/0150 Item Part Description Qty. Solenoid Valve Assembly 08-2000-99-150 08-2000-99-150 08-2000-99-150 08-2000-99-150 08-2000-99-150 08-2000-99-150 Main Valve Body 08-2000-01-150 08-2000-01-150 08-2000-01-150 08-2000-01-150 08-2000-01-150 08-2000-01-150 Coil 00-2110-99-150 00-2110-99-150 00-2110-99-150 00-2110-99-150 00-2110-99-150 00-2110-99-150 Terminal Connector 00-2130-99 00-2130-99...
  • Page 34 SECTION 10A ELASTOMER OPTIONS T8 Metal ULTRA-FLEX™* VALVE SEAT DIAPHRAGMS (2) DIAPHRAGMS (2) VALVE BALLS (4) VALVE SEATS (4) O-RINGS (4) MATERIAL Polyurethane 08-1010-50 08-1080-50 08-1120-50 Neoprene 08-1010-51 08-1020-51 08-1080-51 08-1120-51 Buna-N 08-1010-52 08-1020-52 08-1080-52 08-1120-52 EPDM 08-1010-54 08-1020-54 08-1080-54 08-1120-54 ®...
  • Page 35 SECTION 10C – ACCU-FLO™ ELECTRICAL REFERENCE NEMA 4 / UL / CSA Voltage ±10% Current (A) Power (W) Resistivity Part Number 60 Hz 50 Hz ±10% Inrush Holding (Ω) 00-2110-99-150 00-2110-99-151 00-2110-99-155 NEMA 7 / UL / CSA Voltage ±10% Current (A) Power (W) Resistivity...
  • Page 36 WILDEN PUMP & ENGINEERING, LLC WIL-10270-E-02...
  • Page 37 Noise reduction in the • Avg. 14 dBA reduction workplace is critical to • No system modifi cations enhanced productivity. • Strong & light weight Realize the benefi ts of air-operated pump • Installs in minutes technology while providing a safe and profi...
  • Page 38 WILDEN PUMP & ENGINEERING, LLC WIL-10270-E-02...
  • Page 39 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 five (5) years from date of installation or six (6) years from date of manufacture, whichever comes first.

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