KNF FP 70 Installation Instructions Manual Download Page 17

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Installation Instructions FP 70

Returning the pump

KNF Flodos 330352_MA_FP70_EN_00

9 Returning the pump

KNF undertakes to repair the pump only on condition that the
customer provides a certificate of the pumped medium and
cleaning of the pump. For this, please follow the instructions on

www.knf.com/repairs

Please contact your KNF sales representative directly if you
need additional support for your return service.

Summary of Contents for FP 70

Page 1: ...FP 70 INSTALLATION INSTRUCTIONS DIAPHRAGM PUMP Before operating the pump and the accessories please read the Installation Instructions and safety precautions ...

Page 2: ......

Page 3: ...eeable misuse 6 2 3 Responsibility of the user 6 2 4 Product specific risks 6 2 5 Customer service and repairs 7 3 Installation 8 3 1 Installation location 8 3 2 Mechanical mounting 9 3 3 Connecting the fluid system 9 3 4 Electrical connection 9 4 Initial start up 10 5 Maintenance 12 5 1 Cleaning 12 5 2 Preparing for dismantling 13 5 3 Dismantling the pump head 13 5 4 Assembling the pump head 13 6...

Page 4: ...ML there may be differences from the Installation Instructions 1 2 Warnings Warnings in the Installation Instructions are marked by the hazard symbol the keywords and the color These features provide infor mation about the extent of the hazard DANGER This indicates a dangerous situation that will directly cause death or serious injury if not prevented WARNING This indicates a dangerous situation t...

Page 5: ...r handling The manufacturer accepts no liability for damage or malfunctions that are caused by using spare parts or accessories that are not approved by the manufacturer 1 4 Manufacturer s address KNF Flodos AG Wassermatte 2 6210 Sursee Switzerland Phone 41 0 41 925 00 25 Fax 41 0 41 925 00 35 www knf com 1 5 Supporting documents The listed documents must also be observed The valid versions are av...

Page 6: ... in this sec tion and in the other sections of the Installation Instructions must be observed to prevent dangerous situations DANGER Danger of injuries and damage to property due to dangerous substances Poisoning and chemical burns or unintended reactions caused by leaking dangerous substances Observe the safety data sheets of the transferred media Before transferring a medium check whether it can...

Page 7: ... the pump in accordance with the technical data DANGER Danger of injuries and damage to property due to uncon trolled flow while the pump is not in operation Poisoning and chemical burns or unintended reactions caused by leaking dangerous substances Construct the fluid system so that the operating pressure at the pressure side of the pump is higher than at the suction side Install a shut off valve...

Page 8: ...T threads or sealing tape as cracks can occur at the plastic connec tions The following requirements apply to all activities described in this section 3 1 Installation location The installation location must protect the pump against immersion keep aggressive and flammable liquids and vapors away allow hoses to be connected without tensile or bending stress take account of cooling the pump drive en...

Page 9: ...ing the fluid system Use suitable means to check the fluid connection for leaks Connections for G1 8 thread and more information regarding di mensions please refer to the data sheet 3 4 Electrical connection For terminal assignment output data and control requirements please refer to the data sheet Observe the regulatory requirements for electrical installations Overload protection and separating ...

Page 10: ... closed system In the case of parts that are in contact with the fluid use only those that are designed to withstand at least the oper ating pressure of the pump If necessary take suitable measures to limit the maximum system pressure CAUTION Danger of unexpected chemical reactions with water Residues of water in the pump that come from testing in the fac tory may react with the transferred medium...

Page 11: ...ith the technical data If the temperature of the medium is above 50 C take safety precautions to prevent burns of fluid components Before switching on the pump verify the following All hoses are attached properly Pump is mechanically fixed in place Specifications of the power supply correspond with the data on the pump s type plate Pump outlet is not blocked All cables are attached properly Contac...

Page 12: ...nly after they have been decontaminated and or a decontamination declaration is present Rinse the pump with a neutralizing liquid and then pump it empty WARNING Danger from medium spraying in the environment Due to pressure in the pump and adjacent parts medium can spray out if hydraulic parts are manipulated or opened Always depressurize the hydraulic parts of the system be fore carrying out any ...

Page 13: ...nnecting plate 9 Remove both O rings 6 and both valves 7 from the connect ing plate 9 Undo the four damper screws 8 and remove them from the connecting plate 9 Remove resonating diaphragm 10 and dampening element 11 form the head plate 12 To ensure maximum tightness after opening the pump head we recommend replacing all elastomer parts See chapter 8 for spare parts kit Clean all the parts with a c...

Page 14: ...agonal sequence Tightening torque 1 2Nm Place both valves 7 and both O rings 6 into the connecting plate Snap the intermediate plate 5 into the connection plate 9 Observe the direction of the arrow on both parts for easier assembly The arrows must point in the same direction Place complete head 2 onto the pump housing 4 Insert the four head screws 1 and tighten the screws in a di agonal sequence T...

Page 15: ...ed or too small Check external valves and filter Connections or hoses are blocked Check connections and hoses Remove blockage Flow rate is insuffi cient or unstable Incorrect control Check that voltage and signal form comply with the specification Cross section of hydraulic hoses or connectors too narrow or restricted Disconnect the pump from the system and determine performance data Remove restri...

Page 16: ... 330546 Kit KV soft 330547 10 Diaphragm EPDM 1 PTFE 1 1 20 Valve EPDM 2 FFKM 2 2 30 O ring ID14x1 5 EPDM 2 FKM 2 2 40 Resonating diaphragm EPDM 1 PTFE 1 FKM 1 50 Dampening element MH24 35 1 1 1 Spare parts kit hard Pos Name Material Order No Pieces in set Kit KP hard 330548 10 Intermediate plate PPH GF5030 HC 1 20 Connection plate PPH GF5030 HC 1 30 PT Screw 30x10 Inox 4 40 Head plate PA GF40 1 50...

Page 17: ...NF undertakes to repair the pump only on condition that the customer provides a certificate of the pumped medium and cleaning of the pump For this please follow the instructions on www knf com repairs Please contact your KNF sales representative directly if you need additional support for your return service ...

Page 18: ...www knf com ...

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