Related Manuals for All-Flo A050 Series
Summary of Contents for All-Flo A050 Series
- Page 1 INSTALLATION OPERATION & MAINTENANCE A050 METAL 1/2 INCH AIR-OPERATED DOUBLE-DIAPHRAGM PUMP...
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Page 2: Table Of Contents
SECTION 7 REPAIR AND ASSEMBLY PUMP WET END REMOVAL ..........14-15 AIR VALVE REMOVAL ............16-17 PILOT VALVE REMOVAL ..........18-19 TORQUE SPECIFICATIONS ............19 SECTION 8 EXPLODED VIEWS AND PARTS LISTS 20-25 SECTION 9 ELASTOMERS SECTION 10 WARRANTY AND REGISTRATION ALF-12030-E-02 All-Flo... -
Page 3: Warnings, Dangers And Cautions
Always use minimum air pressure when pumping at elevated temperatures. CAUTION It is the end user’s responsibility to maintain the process fluid’s temperature during use. CAUTION Ensure all wetted components are chemically compatible with the process fluid and the cleaning fluid. ALF-12030-E-02 All-Flo... -
Page 4: Model Designation Matrix & Repair Kits
AIR SECTION A = Aluminum Bold indicates recommended options P = Polypropylene (Glass Filled) * Solenoid Adaptor Valves only available on select pump models with polypropylene intermediate ALF-12030-E-02 All-Flo ** For Drum Pump configurations, select porting option with Suction Bottom. - Page 5 AIR SECTION P = Polypropylene (Glass Filled) Bold indicates recommended options A = Aluminum * Solenoid Adaptor Valves only available on select pump models with polypropylene intermediate ALF-12030-E-02 All-Flo ** For Drum Pump configurations, select porting option with Suction Bottom.
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Page 6: Principles Of Operation
The process of alternating right suction / left discharge (and vice-versa) continues as long as compressed air is supplied to the pump. ALF-12030-E-02 All-Flo... -
Page 7: Dimensional Drawings
SECTION 1/2” PUMP DIMENSIONS ALUMINUM AIR SECTION Note - Suction Right / Discharge Right are default ports. See part number matrix option code for additional porting options. ALF-12030-E-02 All-Flo... - Page 8 1/2” PUMP DIMENSIONS POLYPROPYLENE AIR SECTION Note - Suction Right / Discharge Right are default ports. See part number matrix option code for additional porting options. ALF-12030-E-02 All-Flo...
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Page 9: Performance Curves
*Flow rates indicated on all three charts shown were determined by pumping water at flooded suction, using an aluminum intermediate fitted pump. For optimum life and performance, pumps should be specified so that daily operation parameters will fall in the center of the pump performance curve. **Polypropylene intermediate is 7.3” (185mm) deep. ALF-12030-E-02 All-Flo... -
Page 10: Installation, Troubleshooting And Maintenance
LOCATION Ensure that the pump is installed in an accessible location, in order to facilitate future service and maintenance. ALF-12030-E-02 All-Flo... - Page 11 SUGGESTED INSTALLATION This illustration is a generic representation of an air operated double-diaphragm pump. ALF-12030-E-02 All-Flo...
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Page 12: Troubleshooting
Pump may be cavitating, reduce speed of operation Suction strainer clogged Pump Will Not Prime Air leak in suction pipe Air leak in pump manifold connections Suction strainer and lines clogged Excessive lift conditions Check valve wear Debris in check valve ALF-12030-E-02 All-Flo... -
Page 13: Operation
Suction strainers may be employed to reduce or eliminate larger solids, but Schedule pump service based on pump’s service routine maintenance is necessary in order to prevent history. a restriction on the suction. ALF-12030-E-02 All-Flo... -
Page 14: Repair And Assembly
Using the 7/16 inch wrench re- Remove the “Suction Manifold”. Remove the “O-Ring”, “Valve move four “Hex-Head Cap Screws Seat” and “Ball” from the “Suction (1/4”-20 x 1-3/4”)” and four “Flat Manifold”. Washers (1/4”)” from the “Suction Manifold”. ALF-12030-E-02 All-Flo... - Page 15 To assemble the wet end of the pump, reverse the order of disassembly. Ensure all hardware is fastened in accordance with torque specifications (see page 19). Inverting one of the diaphragms during reassembly will facilitate ease of assembly. ALF-12030-E-02 All-Flo...
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Page 16: Air Valve Removal
“Air-Valve Assembly”. main “Air-Valve Assembly”. the “Air Valve End Plug” from the main “Air-Valve Assembly”. Note: The smooth shinny side of the shuttle plate should be toward Ensure the “O-Ring” is installed the shuttle car. when reassembling. ALF-12030-E-02 All-Flo... - Page 17 Note that if the lip-seals are installed incorrectly, they will be unable to rotate. Insert the spool, larger chamfer first, smaller chamfer to be on the plug side (longer piston/smaller boss), ensure O-ring is installed and then the air-valve end plug into position. ALF-12030-E-02 All-Flo...
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Page 18: Pilot Valve Removal
Remove the “Pilot Sleeve” from (Pilot Sleeve)” and four “O-Rings dissemble the “Diaphragm Rod the disassembled “Diaphragm (Pilot Sleeve)” from the pilot Assembly” into its two parts. Rod Assembly”. sleeve assembly. Note: They are installed with thread locker. ALF-12030-E-02 All-Flo... -
Page 19: Torque Specifications
Wrench Size Manifold Bolts 78 in-lbs (8.8 N-m) 7/16” Chamber Bolts 85 in-lbs (9.6 N-m) 1/2” Air Valve Bolts 40 in-lbs (4.5 N-m) 7/16” Diaphragm plate 70 in-lbs (7.9 N-m) 3/4” Diaphragm plate (PTFE) 70 in-lbs (7.9 N-m) 3/4” ALF-12030-E-02 All-Flo... -
Page 20: Exploded Views And Parts Lists
SECTION EXPLODED VIEW & PARTS LIST ALUMINUM AND STAINLESS STEEL PUMPS WITH ALUMINUM AIR SECTION (A050-*A*-****-***) ALF-12030-E-02 All-Flo... - Page 21 ALL MODELS 10415-00 ‡ Special AIR VALVE BODY A050-*A*-****-*** 42001-20 ‡ Aluminum AIR VALVE SPOOL ALL MODELS 10480-31 ‡ Acetel LIP SEAL (AIR VALVE) ALL MODELS 12003-76 ‡ Nitrile O-RING (AIR VALVE END PLUG) ALL MODELS 11913-11 ‡ Nitrile ALF-12030-E-02 All-Flo...
- Page 22 Δ PILOT SEEVE ASSEMBLY A050-*A*-****-*** APK-050-A Various INCLUDES 80, 100, 110, 120, 130, 140 PILOT SEEVE ELASTOMER KIT ALL MODELS PEK-32000 Various INCLUDES 100 THROUGH 140 † WET END REPAIR KIT A050-*A*-****-*** AWE-050-****-M Various INCLUDES 20, 30, 40, 180, 190 ALF-12030-E-02 All-Flo...
- Page 23 EXPLODED VIEW & PARTS LIST ALUMINUM AND STAINLESS STEEL PUMPS WITH PLASTIC AIR SECTION (A050-*P*-****-***) ALF-12030-E-02 All-Flo...
- Page 24 ALL MODELS 10415-00 ‡ Special AIR VALVE BODY A050-*P*-****-*** 11614-60 ‡ Polypropylene AIR VALVE SPOOL ALL MODELS 10480-31 ‡ Acetel LIP SEAL (AIR VALVE) ALL MODELS Nitrile 12003-76 ‡ O-RING (AIR VALVE END PLUG) ALL MODELS Nitrile 11913-11 ‡ ALF-12030-E-02 All-Flo...
- Page 25 Δ PILOT SEEVE ASSEMBLY A050-*P*-****-*** APK-050-P Various INCLUDES 80, 100, 110, 120, 130, 140 PILOT SEEVE ELASTOMER KIT ALL MODELS PEK-32000 Various INCLUDES 100 THROUGH 140 † WET END REPAIR KIT A050-*P*-****-*** APK-050-****-P Various 20, 30, 40, 180, 190 ALF-12030-E-02 All-Flo...
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Page 26: Elastomers
ExxonMobil Chemical Co. ® Santoprene is a registered trademark of ExxonMobil Chemical Co. ® Hytrel is a registered trademark of DuPont Performance Elastomers L.L.C. ® Magnalube is a registered trademark of Carleton-Stuart Corp. ® ALF-12030-E-02 All-Flo... - Page 27 IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE, AND ANY IMPLIED WARRANTIES OTHERWISE ARISING FROM A COURSE OF DEALING OR TRADE. All-Flo will not, in ANY event, be liable for any loss of profit, interruption of business or any other special, consequential or incidental damages suffered or sustained by Customer.
- Page 28 P: +1 (440) 354-1700 F: +1 (440) 354-9466 all-flo.com All-Flo is committed to the pursuit of designing and manufacturing the highest quality product available to industry. Since the beginning in 1986, All-Flo engineers have used their extensive knowledge of today’s...
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