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READ THESE WARNINGS AND SAFETY PRECAU-
TIONS PRIOR TO INSTALLATION OR OPERATION. 
FAILURE TO COMPLY WITH THESE INSTRUCTIONS 
COULD RESULT IN PERSONAL INJURY AND OR 
PROPERTY DAMAGE. RETAIN THESE INSTRUCTIONS 
FOR FUTURE REFERENCE.

WARNING

  Pump, valves and all containers 

must be properly grounded prior to handling  
flammable fluids and/or whenever static electricity  
is a hazard.

WARNING

 Prior to servicing the pump,  

ensure that the air and fluid lines are closed and  
disconnected.  While wearing personal protective 
equipment, flush, drain and process liquid from the 
pump in a safe manner.

CAUTION

  Do not connect a compressed air 

source to the exhaust port of the pump.

CAUTION

  Ensure that the muffler is properly 

installed prior to pump operation.

CAUTION

  Do not lubricate air supply.

CAUTION

  When selecting pump materials, be 

aware of the following temperature limitations:

Buna-N (Nitrile): 

10°F to 180°F (-12C to 82C)

Geolast

®

10°F to 180°F (-12C to 82C)

EPDM: 

-40°F to 280°F (-40C to 138C)

Santoprene

®

-40°F to 225°F (-40C to 107C)

Viton

®

 (FKM): 

-40°F to 350°F (-40C to 177C)

PTFE: 

40°F to 220°F (4C to 104C)

Polyethylene: 

32°F to 158°F (0C to 70C)

Polypropylene: 

32°F to 180°F (0C to 82C)

PVDF: 

0°F to 250°F (-18C to 181C)

Nylon: 

0°F to 200°F (-18C to 93C)

Temperature limits are solely based upon  
mechanical stress and certain chemicals will reduce 
the maximum operating temperature. Consult a 
chemical resistance guide for chemical compatibility 
and a more precise safe temperature limit. Always 
use minimum air pressure when pumping at elevated 
temperatures.

CAUTIONS — READ FIRST!

WARNING

CAUTION

=  Hazards or unsafe practices 

which could result in severe 
personal injury, death or  
substantial property damage 

=  Hazards or unsafe practices 

which could result in minor 
personal injury, product or 
property damage.

CAUTION

  Do not exceed 120 psig (8.3 bar)  

air-inlet pressure.

CAUTION

  Ensure all wetted components are 

chemically compatible with the process fluid and the 
cleaning fluid.

CAUTION

  Ensure pump is thoroughly cleaned 

and flushed prior to installation into a process line.

CAUTION

  Always wear Personal Protective 

Equipment (PPE) when operating pump.

CAUTION

  Close and disconnect all  

compressed air and bleed all air from the pump  
prior to service. Remove all process fluid in a safe 
manner prior to service.

CAUTION

  Blow out all compressed air  

lines in order to remove any debris, prior to  
pump installation.

CAUTION

  Ensure air exhaust is piped to  

atmosphere prior to a submerged installation.

CAUTION

  Ensure all hardware is set to  

correct torque values prior to operation.

SECTION

1

Summary of Contents for A100

Page 1: ...all flo com A100 1 INCH AIR OPERATED DOUBLE DIAPHRAGM PUMP PUMP OPERATIONS MAINTENANCE MANUAL ...

Page 2: ...TION 6 INSTALLATION INSTALLATION 9 10 TROUBLESHOOTING 11 OPERATION 12 MAINTENANCE 12 SECTION 7 REPAIR AND ASSEMBLY PUMP WET END REMOVAL 13 14 AIR VALVE REMOVAL 15 16 PILOT VALVE REMOVAL 17 18 TORQUE SPECIFICATIONS 18 SECTION 8 EXPLODED VIEWS AND PARTS LISTS 19 24 ALUMINUM AND STAINLESS STEEL NON PTFE DIAPHRAGMS 19 21 ALUMINUM AND STAINLESS STEEL PTFE DIAPHRAGMS 22 24 SECTION 9 ELASTOMERS AND REPAI...

Page 3: ...to 250 F 18C to 181C Nylon 0 F to 200 F 18C to 93C Temperature limits are solely based upon mechanical stress and certain chemicals will reduce the maximum operating temperature Consult a chemical resistance guide for chemical compatibility and a more precise safe temperature limit Always use minimum air pressure when pumping at elevated temperatures CAUTIONS READ FIRST WARNING CAUTION Hazards or ...

Page 4: ...ht Y Suction Left Discharge Left 1 Dual Suction 2 Dual Suction Dual Discharge 3 Dual Discharge 4 All Ports Open Standard ports will be left un plugged SPECIAL OPTION HARDWARE MUFFLER LUG 0 Standard Zinc Plated Steel Hardware Plastic Muffler 4 Zinc Plated Steel Hardware Metal Muffler 7 Stainless Steel Hardware Plastic Muffler 8 Stainless Steel Hardware Metal Muffler B PTFE Coated Stainless Steel Hardw...

Page 5: ...charge Right T Suction Right Discharge Left U Suction Left Discharge Center Front V Suction Left Discharge Center Rear X Suction Left Discharge Right Y Suction Left Discharge Left 1 Dual Suction 2 Dual Suction Dual Discharge 3 Dual Discharge 4 All Ports Open Standard ports will be left un plugged SPECIAL OPTION HARDWARE MUFFLER LUG 0 Standard Stainless Steel Hardware Plastic Muffler 8 Stainless St...

Page 6: ...lve directs pressurized air behind the left diaphragm causing the left diaphragm to move outward to the left Since both the left diaphragm and the right diaphragm are connected via a diaphragm rod when the left diaphragm moves to the left the right diaphragm through the action of the diaphragm rod moves to the left also When the diaphragm on the left side moves outward the left discharge ball move...

Page 7: ...13mm 12 4 315mm 7 5 191mm 1 5 38mm 6 9 175mm 9 1 231mm Note Suction Center Front Discharge Center Rear are default ports See part number matrix option code for additional porting options Note Standard Muffler Shown 0 4 10mm 7 3 185mm 5 2 132mm 6 3 160mm 4 0 102mm 3 3 84mm 1 3 33mm 3 4 14 FNPT Exhaust Port ...

Page 8: ...mping water at flooded suction For optimum life and performance pumps should be specified so that daily operation parameters will fall in the center of the pump performance curve Primary Ax X Y Max 120 Min 0 0 Major Unit 20 20 Minor Unit 5 5 Secondary X Y Max 276 Min 0 0 Major Unit 76 46 Minor Unit 18 927 11 5 0 39 78 117 156 195 0 10 20 30 40 50 DISCHARGE FLOW Liters Min PRESSURE INLET OUTLET PSIG ...

Page 9: ...o facilitate service For unattended flooded suction operation it is recommended to pipe the exhaust air above the liquid source In the event of a diaphragm failure this will reduce or eliminate the possibility of liquid discharging through the exhaust onto the ground LOCATION Ensure that the pump is installed in an accessible location in order to facilitate future service and maintenance AIR Ensure...

Page 10: ...all flo com SUGGESTED INSTALLATION 10 This illustration is a generic representation of an air operated double diaphragm pump ...

Page 11: ...ion valve closed Suction line plugged No liquid in the suction tank Suction lift excessive Debris stuck in valves Excessive wear of check valves Air leak on suction side with suction lift Pump Cycles with Closed Discharge Valve Debris stuck in check valve Excessive wear of check valves Pump Running Slowly Not Steady Air compressor undersized Leak in air supply Air line filter regulator or needle va...

Page 12: ... bleed off between the solenoid and the pump Do not use valves for flow control on the suction side of the pump Closing or partially closing a liquid suction valve restrict the suction line and may cause damage to the diaphragms Suction strainers may be employed to reduce or eliminate larger solids but routine maintenance is necessary in order to prevent a restriction on the suction MAINTENANCE Due...

Page 13: ... Manifold TOOLS NEEDED 1 One Wrench 7 16 Inch 2 Two Wrenches Inch 3 Two Wrenches Inch WARNING Prior to servicing the pump ensure that the air and fluid lines are closed and disconnected While wearing personal protective equipment flush drain and process liquid from the pump in a safe manner STEP 4 Using the 1 2 inch wrenches re move four Hex Head Cap Screws 5 16 18 x 1 3 8 and four Compression Washe...

Page 14: ...e and Bumper from one side of the pump STEP 10 Placing the inch wrench on the remaining Outer Diaphragm Plate and the 7 16 inch wrench on the Diaphragm Rod Assembly remove the remaining Outer Diaphragm Plate Diaphragm Inner Diaphragm Plate and Bumper from the other side of the pump 14 PUMP WET END ASSEMBLY To assemble the wet end of the pump reverse the order of disassembly Ensure all hardware is ...

Page 15: ...NING Prior to servicing the pump ensure that the air and fluid lines are closed and disconnected While wearing personal protective equipment flush drain and process liquid from the pump in a safe manner STEP 4 Remove the Shuttle Plate from the main Air Valve Assembly Note The smooth shinny side of the shuttle plate should be toward the shuttle car STEP 5 Remove the Shuttle from the main Air Valve As...

Page 16: ...assembly ensure that the open side of the lip seals are both facing each other inward Install the shuttle plate with the smooth shinny side toward the shuttle car Lubrication of the air valve assembly with a non synthetic lubricant is recommended Magna Lube or Magna Plate are recommended for assembly lubrication see detailed parts list for order ing information Note that if the lip seals are insta...

Page 17: ...Spacers Pilot Sleeve TOOLS NEEDED 1 One Screwdriver Phillips 2 2 Two Wrenches 7 16 Inch WARNING Prior to servicing the pump ensure that the air and fluid lines are closed and disconnected While wearing personal protective equipment flush drain and process liquid from the pump in a safe manner STEP 4 Remove three Inner Spacers Pilot Sleeve and four O Rings Pilot Sleeve from the pilot sleeve assembly ...

Page 18: ...pilot sleeve assembly with a non synthetic lubricant is recommended in order to facilitate re assembly into the intermediate Magna Lube or Magna Plate are recommended for assembly lubrication see detailed parts list for ordering information TORQUE SPECIFICATION CHART RECOMMENDED TORQUE SPECIFICATIONS 1 Pumps Wrench Size Manifold Bolts 115 in lbs 13 N m 1 2 Chamber Bolts 85 in lbs 9 6 N m 1 2 Air V...

Page 19: ...EXPLODED VIEW PARTS LIST ALUMINUM STAINLESS STEEL A100 A NON PTFE DIAPHRAGM SECTION 8 2 3 6 7 8 9 14 15 16 17 18 19 20 21 22 24 25 26 27 29 32 13 36 3 21 2 21 2 21 22 24 11 12 25 34 30 23 1 4 5 10 28 33 31 35 28 33 37 ...

Page 20: ... E 11008 15 EPDM A100 A N 11008 21 Buna N A100 A S 11008 23 Santoprene A100 A 3 11008 26 Stainless Steel A100 A T 11008 45 PTFE 13 INNER DIAPHRAGM PLATE 2 All Models 11104 25 Plated Steel 14 32 OUTER DIAPHRAGM PLATE WITH STUD 2 A100 AA 11220 20 Aluminum A100 A3 11220 26 Stainless Steel 15 DISCHARGE MANIFOLD 1 A100 NAA 0 11310 20 NPT Aluminum A100 BAA 0 11310 20 BSPT Aluminum A100 NA3 0 11310 26 NP...

Page 21: ... Stainless Steel 34 FLAT HEAD SCREW 6 32 X 7 16 6 All Models 12578 26 Stainless Steel 35 HEX FLANGE NUT 5 16 18 24 A100 AA 12608 25 Plated Steel A100 A3 12608 26 Stainless Steel 36 RETAINING PLATE 2 All Models 12718 54 Nylon 37 MUFFLER 1 All Models 13001 00 Standard MUFFLER METAL Optional 13009 00 Metal 6 7 8 18 19 20 25 26 1 All Models AMK 100 A Various AIR VALVE ASSEMBLY 1 2 3 21 22 24 1 All Mod...

Page 22: ... EXPLODED VIEW PARTS LIST ALUMINUM STAINLESS STEEL PUMPS A100 A T PTFE DIAPHRAGM 2 3 6 7 8 9 14 15 16 18 19 20 21 22 23 25 26 27 28 30 33 13 37 3 22 2 22 2 22 23 25 11 12 26 17 31 35 24 32 1 4 5 10 29 29 34 34 36 38 ...

Page 23: ... A100 A S 11008 23 Santoprene A100 A 3 11008 26 Stainless Steel A100 A T 11008 45 PTFE 13 INNER DIAPHRAGM PLATE 2 All Models 11104 25 Plated Steel 14 33 OUTER DIAPHRAGM PLATE WITH STUD 2 A100 AA 11220 20 Aluminum A100 A3 11220 26 Stainless Steel 15 DISCHARGE MANIFOLD 1 A100 NAA 0 11310 20 NPT Aluminum A100 BAA 0 11310 20 BSPT Aluminum A100 NA3 0 11310 26 NPT Stainless Steel A100 BA3 0 11310 26 BSP...

Page 24: ...0 AA 12516 25 Plated Steel A100 AA 12516 26 Stainless Steel 34 HEX HEAD CAP SCREW 5 16 18 X 1 3 8 24 A100 A3 12546 25 Plated Steel A100 A3 12546 26 Stainless Steel 35 FLAT HEAD SCREW 6 32 X 7 16 6 12578 26 Stainless Steel 36 HEX FLANGE NUT 5 16 18 24 A100 AA 12608 25 Plated Steel A100 A3 12608 26 Stainless Steel 37 RETAINING PLATE 2 All Models 12718 54 Nylon 38 MUFFLER 1 All Models 13001 00 Standa...

Page 25: ...uPont Performance Elastomers L L C Magnalube is a registered trademark of Carleton Stuart Corp BUNA N NITRILE is a general purpose elastomer used with water and many oils Temperature range 10 F to 180 F 12C to 82C GEOLAST is an injection molded thermoplastic material with characteristics similar to Nitrile Has excellent abrasion resistance Temperature range 10 F to 180 F 12C to 82C EPDM is a gener...

Page 26: ...ARRANTIES WHETHER EXPRESS IMPLIED OR ORAL INCLUDING THE IMPLIED WARRANTY OF MERCHANTABILITY ANY 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 Cus...

Page 27: ...all flo com 27 ...

Page 28: ...uct available to industry Since the beginning in 1986 All Flo engineers have used their extensive knowledge of today s engineered materials advanced air system logic and manufacturing techniques to develop the superior group of lube free air operated diaphragm pumps found in this catalog Every pump is performance engineered and quality built to provide trouble free service under the toughest condi...

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