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P800 Bolted Plastic SECTION 1 PRECAUTIONS – READ FIRST! WARNING: Always wear safety glasses when operating CAUTION: Thoroughly flush pumps before installing a pump to avoid eye injury. If diaphragm rupture occurs, them into process lines. Clean and/or sanitize FDA- and material being pumped may be forced out of the air USDA- approved pumps before using them.
P800 Bolted Plastic SECTION 2 WILDEN PUMP DESIGNATION SYSTEM P800 PLASTIC LEGEND P800 / / X X X / X X / X X / X X X X 51 mm (2") Pump O-RING Maximum Flow Rate: MODEL VALVE SEAT SPECIALTY 624 lpm (165 gpm) VALVE BALL...
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P800 Bolted Plastic SECTION 3 HOW IT WORKS – AIR-OPERATED DOUBLE-DIAPHRAGM PUMP 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. FIGURE 1 The air valve directs pressurized air to FIGURE 2 When the pressurized diaphragm, FIGURE 3 At completion of the stroke, the air...
P800 Bolted Plastic SECTION 5 PERFORMANCE P800 PLASTIC RUBBER-FITTED Ship Weights.……Polypropylene 32 kg (70 lb) PVDF 45 kg (99 lb) Air Inlet…………..………………..13 mm (1/2") Inlet…...……………...………………51 mm (2") Outlet………………...………………51 mm (2") Suction Lift….………………6.23 m Dry (18.5’) 8.65 m Wet (28.4’) Disp. per Stroke ……..…..2.75 L (0.73 gal) Max.
P800 Bolted Plastic PERFORMANCE P800 PLASTIC REDUCED-STROKE PTFE-FITTED Ship Weights.……Polypropylene 32 kg (70 lb) PVDF 45 kg (99 lb) Air Inlet…………..………………..13 mm (1/2") Inlet…...……………...………………51 mm (2") Outlet………………...………………51 mm (2") Suction Lift….……………..4.15 m Dry (18.16’) 8.65 m Wet (28.4’) Disp. per Stroke ….…..1.73 L (0.457 gal) Max.
P800 Bolted Plastic SECTION 5 SUCTION LIFT CAPABILITY P800 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. There are many variables that can affect your pump's operating characteristics.
P800 Bolted Plastic SECTION 6 SUGGESTED INSTALLATION, OPERATION, MAINTENANCE AND TROUBLESHOOTING Wilden pumps are designed to meet the performance requirements of be eliminated. In addition, pump efficiency can be adversely even the most demanding pumping applications. They have been affected if proper attention is not given to site location. designed and manufactured to the highest standards and are ...
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P800 Bolted Plastic SUGGESTED INSTALLATION, OPERATION, MAINTENANCE AND TROUBLESHOOTING pump damage will not occur. The pump has reached a “deadhead” NOTE: In the event of a power failure, close the shut- situation and can be restarted by reducing the fluid discharge off valve if you do not want the pump to restart when the pressure or increasing the air inlet pressure.
P800 Bolted Plastic SUGGESTED INSTALLATION, OPERATION, MAINTENANCE AND TROUBLESHOOTING Troubleshooting Pump air valve freezes. Pump will not run or runs slowly. Check for excessive moisture in the compressed air. Remove plug from pilot spool exhaust. Either install a dryer or a hot air generator for compressed Ensure that the air inlet pressure is at least 0.4 bar (5 psig) air.
P800 Bolted Plastic SECTION 7 DISASSEMBLY / REASSEMBLY PUMP DISASSEMBLY Tools Required: CAUTION: Before attempting any maintenance or repair, disconnect the compressed air line to the pump and allow all air pressure to bleed from the pump. Disconnect all 3/4"...
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P800 Bolted Plastic DISASSEMBLY / REASSEMBLY Step 4 Step 5 Step 6 Inspect valve balls, valve seats, and Using a 9/16" wrench, loosen the inlet Remove the inlet valve balls, seats and valve seat O-rings for nicks, gouges, manifold from the liquid chambers. valve seat O-rings from the liquid chemical attack or abrasive wear.
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P800 Bolted Plastic DISASSEMBLY / REASSEMBLY Step 10 Step 11 Due to varying torque values, one of the Remove diaphragm assembly from shaft, following two situations may occur: secure shaft with soft jaws (a vise fitted with 1) The outer piston, diaphragm and inner plywood, plastic or other suitable material) piston remain attached to the shaft and the to ensure shaft is not nicked, scratched or...
P800 Bolted Plastic DISASSEMBLY / REASSEMBLY AIR VALVE DISASSEMBLY Tools Required: CAUTION: Before attempting any maintenance or repair, disconnect the compressed air line to the pump and allow all air pressure to bleed from the pump. Disconnect all 3/16" Allen Wrench intake, discharge, and air lines.
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P800 Bolted Plastic DISASSEMBLY / REASSEMBLY Step 4 Step 5 Step 6 Remove air valve end cap to expose air Remove air valve spool from air valve body Remove pilot spool sleeve retaining snap valve spool by simply lifting up on end cap by threading one air valve bolt into the end ring on both sides of center section with once air valve bolts are removed.
P800 Bolted Plastic DISASSEMBLY / REASSEMBLY REASSEMBLY HINTS AND TIPS Upon performing applicable maintenance to the air distribution system, Maximum Torque Specifications the pump can now be reassembled. Please refer to the disassembly instructions for photos and parts placement. Description Torque 5.1 N•m (45 in-lb) Pro-Flo...
P800 Bolted Plastic DISASSEMBLY / REASSEMBLY SHAFT SEAL INSTALLATION Pre-Installation Tools After all the old seals have been removed, the inside of the bushing The following tools can be used to aid in the installation of should be cleaned to ensure no debris is left that may cause premature the new seals: damage to the new seals.
P800 Bolted Plastic SECTION 8 EXPLODED VIEW AND PARTS LIST P800 BOLTED PLASTIC – FULL STROKE ALL CIRCLED PART IDENTIFIERS ARE INCLUDED IN REPAIR KITS WIL-11251-E-03...
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P800 Bolted Plastic EXPLODED VIEW AND PARTS LIST P800/PKPPP P800/KKPPP Item Description Qty. Air Distribution Components Pro-Flo ® Air Valve Assembly 04-2000-20-700 O-Ring, End Cap (-225, Ø1.859" x Ø.139") 04-2390-52-700 End Cap, Pro-Flo 04-2330-20-700 ® Screw, SHC, Air Valve (1/4"-20 x 4-1/2") 01-6000-03 Square, Nut (1/4"-20 ) 00-6505-03...
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