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N96_AC
TRANSLATION OF ORIGINAL OPERATING AND
INSTALLATION INSTRUCTION
ENGLISH

KNF 329772-329775 06/22

EN-US

OEM

Notice!
Before operating the pump and accessories, read and observe the operating and installation instructions as
well as the safety information!

DIAPHRAGM PUMP

Summary of Contents for N96K E-W

Page 1: ...PERATING AND INSTALLATION INSTRUCTION ENGLISH KNF 329772 329775 06 22 OEM Notice Before operating the pump and accessories read and observe the operating and installation instructions as well as the s...

Page 2: ...2 9 Disposal 10 3 Technical data 11 Technical data 11 4 Product description and function 14 5 Transport 16 General 16 6 Installation and connection 17 6 1 Installing the pump 17 6 2 Electrical connec...

Page 3: ...n reach at all times Project pumps For customer specific project pumps pump models that begin with PJ or PM there may be deviations from the operating and installation instruc tions For project pumps...

Page 4: ...cified here Danger levels Signal word Meaning Consequences if not observed DANGER warns of immediate danger Death or serious injury or serious damage will result WARNING warns of possible dan ger Deat...

Page 5: ...hot surface Warning of electrical voltage Warning of poisonous substances Warning of hand injuries through crushing ESD protected area Observe the operating instructions General mandatory sign Wear h...

Page 6: ...ro rubber PVDF Polyvinylidene fluoride PP Polypropylene FPM Fluororubber FEP Fluoroethylene propylene ETFE Ethylene tetrafluoroethylene copolymer TFM Modified PTFE Tab Table Fig Figure a o And or e g...

Page 7: ...ion X Commissioning X X Operation X X Servicing X Troubleshooting X Disposal X Tab 4 Who does what matrix 2 2 Responsibility of the operator The pumps are produced in accordance with the generally rec...

Page 8: ...ipping water and other contamination Check the tightness of the connections between the pipes of the applica tion and the pump or the connection of the pump at regular intervals Leaky connections carr...

Page 9: ...ould additionally heat the medium In case of doubt contact KNF Customer Service 2 6 Use 2 6 1 Proper use The pumps are intended exclusively for transferring gases and vapors The pumps are intended exc...

Page 10: ...harmonized standards apply EN 61000 6 2 3 2 8 Customer service and repair Customer service and repairs The pump is maintenance free However KNF recommends periodic in Environmental protection WEEE spe...

Page 11: ...sure bar rel 2 5 Ultimate vacuum mbar abs 100 Flow rate at atm pres sure l min 8 5 10 Tab 6 Pneumatic values bar rel relative to 1013 hPa liters in standard state 1013 hPa 20 C based on ISO 8778 and I...

Page 12: ...mperature C C F 5 to see Fig 1 0 if non condensing frost free Permissible medium temperature C C F See Fig 2 Dimensions See Dimensional drawing N96 Chapter 6 1 Installing the pump Highest permissible...

Page 13: ...ng and Installation Instruction english KNF 329772 329775 06 22 13 Permissible ambient temperature Pressure in mbar Pressure in bar Fig 1 Permissible ambient temperature Permissible media temperature...

Page 14: ...96_AC 14 Translation of Original Operating and Installation Instruction english KNF 329772 329775 06 22 4 Product description and function Design 1 Pneumatic pump inlet 2 Pneumatic pump outlet 3 Motor...

Page 15: ...3 6 5 Fig 4 Function of a diaphragm pump Diaphragm pumps transfer compress depending on the version and evacu ate gases and vapors The elastic diaphragm 4 is moved up and down by the eccentric 5 and t...

Page 16: ...of injury from cutting on the sharp edges when grabbing corners or when opening the packaging Where appropriate wear suitable personal protective equipment e g safety shoes safety gloves Transport th...

Page 17: ...if the medium mixes with the air in the compressor housing or the surroundings Before using a medium check the compati bility of the media contacting components see 3 Technical data with the medium 6...

Page 18: ...formable objects are positioned in the immediate proximity of the hot pump parts head drive Installation location Make sure that the installation location is dry and that the pump is pro tected from r...

Page 19: ...mption of the pump It is recommended that an additional EMERGENCY STOP device be installed Install the pumps in such a way that it is not possible to touch electri cally live parts electrical connecti...

Page 20: ...charge via the pneumatic outlet of the pump Decoupling KNF recommends mechanically decoupling the pump from the pipe system e g through the use of flexible hoses or pipes In this way it is possible to...

Page 21: ...hoses at the pneumatic connections Wear protective equipment if necessary e g safety gloves hearing protection WARNING Injury to eyes Coming too close to the inlet outlet of the pump may result in inj...

Page 22: ...um permissible operating pres sure at the pump is not exceeded Ensure that the pump outlet is not closed or restricted WARNING Risk of dangerous gas mixtures during pump op eration if diaphragm breaks...

Page 23: ...g off decommissioning the pump Establish normal atmospheric pressure in the lines relieve pump pneumatically Recommissioning Before recommissioning observe the applicable standards guidelines regulati...

Page 24: ...regulations e g work safety envi ronmental protection and provisions Servicing may only be performed by special ized personnel or trained and instructed per sonnel 8 1 Servicing schedule Component Se...

Page 25: ...affect the plastic parts Only use solvents during cleaning if head materials are not affected ensure resistance of the material If compressed air is present blow out the components 8 3 Replacing diaph...

Page 26: ...s possible Wear protective equipment if necessary e g protective gloves goggles Clean the pump with suitable measures CAUTION Risk of burns from hot pump parts The pump head or motor may still be hot...

Page 27: ...power supply and check and ensure that the pump is voltage free b Remove pump head Loosen the four head plate screws 1 and remove the head plate 2 from the pump housing together with the intermediate...

Page 28: ...tical for the pressure and suc tion side the same applies for the top and bottom of the valve plates seals 4 By slightly moving the valve plates seals horizontally ensure that they are not under tensi...

Page 29: ...d Check the connections and lines Remove the blockage External valve is closed or filter is clogged Check external valves and filters Condensate has collected in the pump head Separate the source of t...

Page 30: ...or pump head Eliminate the leaks Pneumatic connections or lines are completely or partially clogged Check the pneumatic connections and lines Remove any parts and particles that are causing blockages...

Page 31: ...ve plates seals 3 2 Tab 19 see Chapter 8 3 Replacing diaphragm and valve plates Spare part set Order number N96KN_ 322637 N96KT_ 322636 Tab 20 10 2 Accessories 1 2 3 3 2 4 5 6 Fig 7 N96 accessories pu...

Page 32: ...er 8 2 2 Cleaning the pump 4 Send the pump together with the completed Health and Safety Clear ance and Decontamination Form to KNF stating the nature of the transferred medium 5 Pack the device secur...

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Page 36: ...KNF worldwide You can find our local KNF partners at www knf com...

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