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KNF N922SPE, Translation Of Original Operating And Installation Instructions

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KNF N922SPE Translation Of Original Operating And Installation Instructions Download Page 24

Operation

Diaphragm pump N922S_E IP54

24

Translation of Original Operating and Installation Instruction, english, KNF 318667-318664 05/21

8.2 Information on switching the pump on and off

Switching on the pump

à

Ensure that normal atmospheric pressure is present in the lines when
switching on.

Switching off/deactivating the pump

à

Establish normal atmospheric pressure in the lines (relieve pump
pneumatically).

Recommissioning

à

Before recommissioning, observe the applicable standards, guidelines,
regulations and technical standards at the electrical connection.

Inspecting the pump

à

Inspect the pump periodically for external damage or leakage.

Summary of Contents for N922SPE

Page 1: ...L OPERATING AND INSTALLATION INSTRUCTION ENGLISH KNF 318667 318664 05 21 OEM Notice Before operating the pump and accessories read and observe the operating and installation instructions as well as th...

Page 2: ...Design and function 11 6 Transport 13 7 Installation and connection 14 8 Operation 22 9 Servicing 25 10 Troubleshooting 31 11 Spare parts and accessories 33 12 Returns 34 KNF Neuberger GmbH Alter Weg...

Page 3: ...allation instructions Read the operating and installation instructions before you commission the pump Give the operating and installation instructions only completely and un changed to the next owner...

Page 4: ...specified 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 D...

Page 5: ...664 05 21 5 Explanations of pictograms Pictogram Meaning General warning symbol Warning of hot surface Warning of electrical voltage Warning of poisonous substances Warning of hand injuries through cr...

Page 6: ...pecific application Before using a medium check the compatibility of the media contacting components see 4 Technical data with the medium Risk of dangerous gas mixtures during pump operation if diaphr...

Page 7: ...erating When working on the pump make certain that the pump is disconnected from mains and without power Ensure that no hazards arise from gas flowing when gas connections are open from the effects of...

Page 8: ...equirements of Annex I of Di rective 2006 42 EC general principles are applied and observed General principles no 1 As these partly completed machines are built in devices the mains con nections and e...

Page 9: ...operation Intermittent operation 4 0 6 0 4 0 6 0 Ultimate vacuum mbar abs 110 110 Flow rate at atm pres sure l min 50 Hz 60 Hz 50 Hz 60 Hz 21 10 24 10 22 10 25 10 Flow rate at max per missible operat...

Page 10: ...ar l s Relative air humidity 80 for temperatures to 31 C de creasing linearly to 50 at 40 C non condensing Maximum installation altitude m above sea level 2000 Dimensions N922S_E three phase AC motor...

Page 11: ...tion of Original Operating and Installation Instruction english KNF 318667 318664 05 21 11 5 Design and function Design 1 Pump inlet 2 Pump outlet 3 Pump head 4 Motor 5 Capacitor only capaci tor motor...

Page 12: ...5 Fig 2 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 the...

Page 13: ...g There is a risk 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 gl...

Page 14: ...xtures during pump op eration Depending on the medium being transferred breakage of the media contacting components can result in a dangerous mixture if the medium mixes with the air in the compressor...

Page 15: ...tion make sure that no combustible or thermally de formable objects are positioned in the immediate area of the hot pump parts head drive Installation location Make sure that the installation location...

Page 16: ...ensate that forms can sim ply drain out of the pump head For this purpose the compressor housing including pump head depending on installation position can be rotated in increments of 90 and mounted 1...

Page 17: ...the desired position The compressor housing can be rotated completely around its own axis relative to the motor in 90 increments Fig 6 Installation positions of the compressor housing 5 Screw the fou...

Page 18: ...bles Fasten the connection cables so that the cables do not come into contact with movable or hot parts the cables cannot be worn or damaged on sharp corners or edges no tensile and pressure forces ar...

Page 19: ...Installation and connection Translation of Original Operating and Installation Instruction english KNF 318667 318664 05 21 19 Fig 7 Star connection three phase motor high voltage Fig 8 connection thr...

Page 20: ...connection Diaphragm pump N922S_E IP54 20 Translation of Original Operating and Installation Instruction english KNF 318667 318664 05 21 Fig 9 Electrical connection capacitor motor 6 Close the termina...

Page 21: ...Pump discharge If the pump is being used as a vacuum pump safely relating to the medium and noise discharge the possibly hot pump discharge via the pneumatic outlet of the pump Connecting the pump CAU...

Page 22: ...let of the pump may result in injury to the eyes due to the present vacuum operating pressure Do not look into the pump inlet outlet during operation Only operate the pumps under the operating paramet...

Page 23: ...of the associated hazards can be pre vented by means of a bypass line with a pressure relief valve be tween the pressure side and suction side of the pump Further infor mation is available from KNF C...

Page 24: ...at normal atmospheric pressure is present in the lines when switching on Switching off deactivating the pump Establish normal atmospheric pressure in the lines relieve pump pneumatically Recommissioni...

Page 25: ...riginal parts Failure to use original parts will result in a loss of pump functionality and safety The validity of the CE conformity is rendered void if genuine parts are not used Use only genuine spa...

Page 26: ...leaning work ensure that no fluids enter the interior of the housing Only clean the pump with a dry wiping cloth When cleaning use no solvents if possible as these can affect the plastic parts Only us...

Page 27: ...hot parts WARNING Health hazard due to dangerous substances in the pump Depending on the medium being transferred caustic burns or poisoning is possible Wear protective equipment if necessary e g pro...

Page 28: ...phragm 5 onto the diaphragm support clockwise and hand tighten If the diaphragm is overtightened there is risk of the PTFE coating de taching 7 Move the connecting rod connection part between drive sh...

Page 29: ...valves valve limiters and O ring Fitting the pump head 1 Place the pump head on the housing according to the felt tip pen marking 2 Screw in the screws 4 and tighten them lightly crosswise 3 Check for...

Page 30: ...of Original Operating and Installation Instruction english KNF 318667 318664 05 21 1 Housing 2 Intermediate plate 3 Head plate 4 Screws 5 Diaphragm 6 Screws 7 Reed valves 8 Valve limiter 9 Locating p...

Page 31: ...rical mains Check the circuit breaker for the room and switch it on if necessary Pneumatic connections or lines are blocked Check the connections and lines Remove the blockage External valve is closed...

Page 32: ...or pump head Eliminate the leaks Pneumatic connections or lines are completely or partially clogged Check the pneumatic connections and lines Remove any parts or particles that are causing blockages...

Page 33: ...parts and accessories please contact your KNF sales partner or KNF Customer Service contact data see www knf com 11 1 Spare parts Parts Quantity Diaphragm 1 Valve spring 2 Valve limiter 2 Slotted che...

Page 34: ...e the pump 3 Clean the pump see Chapter 9 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 trans...

Page 35: ......

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

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