Idex Blagdon Pump X75 Service And Operating Manual

Metallic flap valve pump

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Table of Contents
Engineering Data and Performance Curve............................................................ 1
Explanation of Pump Nomenclature ...................................................................... 2
Dimensions ............................................................................................................ 3
Principle of Operation ............................................................................................ 4
Installation and Start-Up ........................................................................................ 4
Air Supply .............................................................................................................. 4
Air Inlet & Priming .................................................................................................. 4
Installation Guide ................................................................................................... 5
Externally Serviceable Air Distribution System .......................................................... 6
Air Exhaust ............................................................................................................ 7
Between Uses ....................................................................................................... 7
Check Valve Servicing ........................................................................................... 7
Diaphragm Servicing ............................................................................................. 7
Pilot Valve .............................................................................................................. 8
Pilot Valve Actuator ................................................................................................ 8
Service Instructions: Troubleshooting ................................................................... 9
Warranty ................................................................................................................ 9
Grounding The Pump .......................................................................................... 10
Important Safety Information ............................................................................... 11
Recycling ............................................................................................................. 11
Material Codes .................................................................................................... 12
Composite Repair Parts List ...........................................................................13-14
Composite Repair Drawing.................................................................................. 15
CE Declaration of Conformity - Machinery .......................................................... 16
CE Declaration fo Conformity - ATEX .................................................................. 17
IDEX Pump Technologies (Ireland) Ltd., • A Unit of IDEX Corporation, R79, Shannon, Co Clare, IRELAND.
• TEL: +353 61 471933 FAX: +353 61 475046 www.blagdonpump.com • e-Mail: sales@blagdonpump.com
x75mfvmdl2sm-rev0411
SERVICE AND OPERATING MANUAL
X75 Metallic Flap Valve Pump
See page 17 for
II 2GD T5
ATEX rating
Original Instructions
Design Level 2

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Summary of Contents for Idex Blagdon Pump X75

  • Page 1 CE Declaration of Conformity - Machinery ............16 CE Declaration fo Conformity - ATEX ..............17 IDEX Pump Technologies (Ireland) Ltd., • A Unit of IDEX Corporation, R79, Shannon, Co Clare, IRELAND. • TEL: +353 61 471933 FAX: +353 61 475046 www.blagdonpump.com • e-Mail: sales@blagdonpump.com...
  • Page 3 X75 Metallic Flap Valve Pump Design Level 2 Air-Operated Double Diaphragm Pump See page 17 II 2GD T5 ENGINEERING, PERFORMANCE for ATEX ratings & CONSTRUCTION DATA INTAKE/DISCHARGE PIPE SIZE CAPACITY AIR VALVE SOLIDS-HANDLING HEADS UP TO HDF3-M: 3" 150# ANSI Flange 0 to 260 gallons per minute No-lube, no-stall Up to nearly 3"...
  • Page 4 TYPICAL CODE= X75. Model - X75 Valve Seats: S: Stainless Steel Design Level Flap Valves B: Nitrile N: Neoprene Wetted Components R: Santoprene C: Cast Iron P: Polyurethane Non-Wetted Components Diaphragms C: Cast Iron B: Nitrile R: Santoprene N: Neoprene Valve Type F: Flap Suction Orientation...
  • Page 5 Dimensions: Dimensions are ± 1/8" Figures in parenthesis = millimeters x75mfvmdl2sm-rev0411 Page 3...
  • Page 6 SERVICE AND OPERATING MANUAL X75 Metallic Flap Valve Pump Design Level 2 See page 17 for II 2GD T5 ATEX ratings PRINCIPLE OF PUMP OPERATION This flap swing check valve pump is powered by compressed air and is a 1:1 pressure ratio design. It alternately pressurizes the inner side of one diaphragm chamber, while simultaneously exhausting the other inner chamber.
  • Page 7 INSTALLATION GUIDE Bottom Discharge Flap Valve Unit CAUTION The air exhaust should be piped to an area for safe Available from disposition of the product Distributor being pumped, in the event of a diaphragm failure. Available from Warren Rupp x75mfvmdl2sm-rev0411 Page 5...
  • Page 8 A NOTE ABOUT AIR VALVE LUBRICATION The pump’s pilot valve and main air valve assemblies are designed to operate WITHOUT lubrication. This is the preferred mode of operation. There may be instances of personal preference, or poor quality air supplies when lubrication of the compressed air supply is required.
  • Page 9 that the bumper stays in place allowing the sleeve to press in all the way. Reinstall the spool, opposite end cap, gasket and bumper on the valve body. After inspecting and cleaning the gasket surfaces on the valve body and intermediate, reinstall the valve body on the pump using new gaskets.
  • Page 10 gradually and evenly on both sides. Caution should be used while reassembling Flap valves. The valves are designed for some preload over the retainer hinge pad. This is done to insure proper face contact with the seat. After all parts are in place, tighten the lock nuts down on the assembly to the point where visual inspection shows that seat and valve face mate without gap.
  • Page 11 TROUBLESHOOTING - For additional information, see the Troubleshooting Guide. PROBLEM Pump cycles but will not pump. (Note: higher suction lifts require faster cycling speed for priming.) POSSIBLE CAUSES: A. Air leak in suction line. B. Excessive suction lift. C. Flap valve not seating properly. D.
  • Page 12 Grounding The Pump WARNING Take action to prevent static This 8 foot long (244 centimeters) Ground Strap, part sparking. Fire or explosion can result, especially when number 920-025-000, can be ordered as a service item. handling flammable liquids. The pump, piping, valves, containers or To reduce the risk of static electrical sparking, this pump must be grounded.
  • Page 13 IMPORTANT SAFETY WARNING INFORMATION Take action to prevent static sparking. Fire or explosion can result, especially when handling flammable liquids. The pump, piping, valves, IMPORTANT containers or other miscellaneous equipment must be grounded. (See page 10) Read these safety warnings Read these safety warnings and instructions in this and instructions in this...
  • Page 14 MATERIAL CODES THE LAST 3 DIGITS OF PART NUMBER Assembly, sub-assembly; Geolast; Color: BlACk Conductive Polypropylene; and some purchased items Injection Molded #203-40 Color: BlACk; Color Coded: SIlVER Cast Iron Santoprene- Duro 40D +/-5; Color: RED Conductive HDPE; Color: BlACk Powered Metal Thermal Plastic Color Coded: SIlVER...
  • Page 15 SERVICE AND OPERATING MANUAL X75 Metallic Flap Valve Pump Design Level 2 See page 17 for II 2GD T5 ATEX ratings ITEM TOTAL PART NUMBER DESCRIPTION RQD. 070.006.170. Bearing, Sleeve 114.002.010. Bracket, Intermediate 132.022.360. Bumper 135.016.162. Bushing, Threaded, with O-Ring 620.011.114.
  • Page 16 ITEM TOTAL PART NUMBER DESCRIPTION RQD. 360.014.379. Gasket, Flange 360.014.384. Gasket, Flange 670.006.115. Retainer, Flap Valve 807.016.330. Stud 170.023.330. Capscrew, Hex Head 545.007.330. Nut, Hex 807.018.110. Stud 547.002.115. Nut, Stop 334.020.000. Flange, Follower 360.021.000. Gasket 170.055.330. Capscrew, Hex Head 901.006.330. Flat Washer 170.095.330.
  • Page 17 USE WITH HDF4-M ONLY x75mfvmdl2sm-rev0411 Page 15...
  • Page 20: Table Of Contents

    CE Declaration of Conformity - Machinery ............16 CE Declaration fo Conformity - ATEX ..............17 IDEX Pump Technologies (Ireland) Ltd., • A Unit of IDEX Corporation, R79, Shannon, Co Clare, IRELAND. • TEL: +353 61 471933 FAX: +353 61 475046 www.blagdonpump.com • e-Mail: sales@blagdonpump.com...
  • Page 22: Design Level 7

    X75 Aluminium Flap Valve Pump Design Level 7 Air-Operated Double Diaphragm Pump See page 17 II 2GD T5 ENGINEERING, PERFORMANCE for ATEX ratings & CONSTRUCTION DATA AIR VALVE SOLIDS-HANDLING HEADS UP TO SUCTION/DISCHARGE PIPE SIZE CAPACITY No-lube, no-stall Up to nearly 3" (75mm) 125 psi or 289 ft.
  • Page 23: Explanation Of Pump Nomenclature

    TYPICAL CODE= X75. Model - X75 Valve Seats: S: Stainless Steel Design Level Flap Valves B: Nitrile N: Neoprene Wetted Components R: Santoprene A: Aluminium H: Hytrel P: Polyurethane Non-Wetted Components Diaphragms A: Aluminium B: Nitrile R: Santoprene N: Neoprene Valve Type F: Flap Suction Orientation...
  • Page 24: Dimensions

    Dimensions: Dimensions are ± 1/8" Figures in parenthesis = millimeters x75afvmdl7sm-rev0411 Page 3...
  • Page 25: Principle Of Operation

    SERVICE AND OPERATING MANUAL X75 Aluminium Flap Valve Pump Design Level 7 See page 17 for II 2GD T5 ATEX ratings PRINCIPLE OF PUMP OPERATION This flap swing check valve pump is powered by compressed air and is a 1:1 pressure ratio design.
  • Page 26: Installation Guide

    INSTALLATION GUIDE Bottom Discharge Flap Valve Unit CAUTION The air exhaust should be piped to an area for safe Available from disposition of the product Distributor being pumped, in the event of a diaphragm failure. Available from Warren Rupp x75afvmdl7sm-rev0411 Page 5...
  • Page 27: Externally Serviceable Air Distribution System

    AIR VALVE LUBRICATION The pump’s pilot valve and main air valve assemblies are designed to operate WITHOUT lubrication. This is the preferred mode of operation. There may be instances of personal preference, or poor quality air supplies when lubrication of the compressed air supply is required.
  • Page 28: Air Exhaust

    that the bumper stays in place allowing the sleeve to press in all the way. Reinstall the spool, opposite end cap, gasket and bumper on the valve body. After inspecting and cleaning the gasket surfaces on the valve body and intermediate, reinstall the valve body on the pump using new gaskets.
  • Page 29: Pilot Valve

    REASSEMBLY All procedures for reassembling the pump are the reverse of the previous instructions with further instructions as shown: 1. The diaphragm assemblies are to be installed with the natural bulge outward or toward the head of the center screw. Make sure both plates are installed with outer radii against the diaphragm.
  • Page 30: Service Instructions: Troubleshooting

    TROUBLESHOOTING PROBLEM POSSIBLE CAUSES: Pump cycles but will not pump. Air leak in suction line. Excessive suction lift. (Note: higher suction lifts require faster Flap valve not seating properly. cycling speed for priming.) Leakage at joint of suction manifold or elbow flange. Suction line or strainer plugged.
  • Page 31: Grounding The Pump

    Grounding The Pump WARNING Take action to prevent static This 8 foot long (244 centimeters) Ground Strap, part sparking. Fire or explosion can result, especially when number 920-025-000, can be ordered as a service item. handling flammable liquids. The pump, piping, valves, containers or To reduce the risk of static electrical sparking, this pump must be grounded.
  • Page 32: Important Safety Information

    IMPORTANT SAFETY WARNING INFORMATION Take action to prevent static sparking. Fire or explosion can result, especially when handling flammable liquids. The pump, piping, valves, IMPORTANT containers or other miscellaneous equipment must be grounded. (See page 10) Read these safety warnings Read these safety warnings and instructions in this and instructions in this...
  • Page 33: Material Codes

    MATERIAL CODES THE LAST 3 DIGITS OF PART NUMBER Assembly, sub-assembly; Geolast; Color: BlACk Conductive Polypropylene; and some purchased items Injection Molded #203-40 Color: BlACk; Color Coded: SIlVER Cast Iron Santoprene- Duro 40D +/-5; Color: RED Conductive HDPE; Color: BlACk Powered Metal Thermal Plastic Color Coded: SIlVER...
  • Page 34: Composite Repair Parts List

    SERVICE AND OPERATING MANUAL X75 Aluminium Flap Valve Pump Design Level 7 See page 17 for II 2GD T5 ATEX ratings ITEM PART NUMBER DESCRIPTION QTY. 031.012.000 SLEEVE & SPOOL SET 070.006.170 BEARING 095.043.156 BODY, AIR VALVE 095.073.001 ASSEMBLY, PILOT VALVE 095.070.558 BODY, PILOT VALVE 560.023.360...
  • Page 35 ITEM PART NUMBER DESCRIPTION QTY. 360.041.379 GASKET, VALVE BODY 360.048.425 GASKET, VALVE BODY 518.014.156 MANIFOLD 545.007.330 NUT, HEX - 7/16-14 545.008.330 NUT, HEX, 1/2-13 547.002.110 NUT, STOP 547.006.330 NUT, STOP 560.001.360 O-RING 560.020.360 O-RING 560.022.360 O-RING 570.002.360 PAD, HINGE 570.002.365 PAD, HINGE 570.012.371 PAD, WEAR...
  • Page 36: Composite Repair Drawing

    USE WITH HDF4-M ONLY x75afvmdl7sm-rev0411 Page 15...

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