KNF N 811 Translation Of Original Operating And Installation Instructions Download Page 26 | Manualshive

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Servicing

Diaphragm vacuum pump N 89/N 811/N 814/N 815

26

Translation of original Operating and Installation Instructions, english, KNF 121242-121509 04/20

Fig. 11: Cross-section view N 815

Fig. 12: Cross-section view N 814

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Summary of Contents for N 811

Page 1: ...GINAL OPERATING AND INSTALLATION INSTRUCTIONS ENGLISH MINI DIAPHRAGM VACUUM PUMP AND COMPRESSORS Note Before operating the pump and the accessories please read the operating instructions on the web si...

Page 2: ...ign and function 12 6 Installation and connection 13 7 Operation 21 8 Servicing 23 9 Troubleshooting 29 10 Spare parts and accessories 31 11 Returns 33 KNF Neuberger GmbH Alter Weg 3 79112 Freiburg Ge...

Page 3: ...consequences of a failure to observe the warning are specified here The signal word e g Warning indicates the danger level Measures for avoiding the danger and its conse quences are specified here Da...

Page 4: ...complete pumps may be taken into service Make sure that the installation location is dry and the pump is pro tected against rain splash hose and drip water as well as other pollutions Before using a...

Page 5: ...bio logical substances The pumps are not suitable for transferring fuel The pumps are not suitable for transferring explosive and combus tible materials The pumps are not suitable for transferring fib...

Page 6: ...Make sure that the personnel has read and understood the Operat ing and Installation Instructions and in particular the Safety chap ter Observe the accident prevention and safety regulations when per...

Page 7: ...ons Observe the respective national and inter national regulations This especially applies to parts contaminated with toxic substances For the purposes of the Machinery Directive 2006 42 EC pumps are...

Page 8: ...EN 61000 3 2 3 DIN EN 60034 1 DIN EN 60335 1 DIN EN 61000 6 1 2 DIN EN 50581 DIN EN 50581 Tab 2 The pump is maintenance free But KNF recommends checking the pump regularly with regard to conspicuous c...

Page 9: ...a Pump materials N 89 KN_ N 811 KN_ Assembly Material Pump head PPS Wave diaphragm EPDM Valve CR Tab 3 N 89 KT_ N 814 KT_ N 811 KT_ N 815 KT_ Assembly Material Pump head PPS Wave diaphragm PTFE coated...

Page 10: ...814 KNE 2 0 240 11 5 N 814 KNDC 2 0 240 12 N 814 KTE 2 0 290 11 5 N 814 KTDC 2 0 290 12 N 815 KNE 100 15 N 815 KNDC 100 16 N 815 KTE 160 14 N 815 KTDC 160 15 Tab 7 Liters in standard state 1013 mbar...

Page 11: ...N 815 K_DC Approx 1 0 kg Tab 10 Other parameters Parameter Value Permissible ambient tempera ture 5 C to 40 C Permissible media temperature 5 C to 40 C Dimensions N 89 811 K_E N 89 811 K_DC N 814 K_E...

Page 12: ...vacuate gases and vapors The elastic diaphragm 4 is moved up and down by the eccentric 5 and the connection rod 6 In the downward stroke it aspirates the gas to be transferred via the inlet valve 2 In...

Page 13: ...serve the safety precautions see Chapter 3 6 1 Installation of the pump Before installation store the pump at the installation location to bring it up to ambient temperature Install the pump so that a...

Page 14: ...ng and Installation Instructions english KNF 121242 121509 04 20 Fig 4 Mounting dimensions pump series N 89 811 K_DC All dimensional tolerances conform to DIN ISO 2768 1 Tolerance Class V Fig 5 Mounti...

Page 15: ...g and Installation Instructions english KNF 121242 121509 04 20 15 Fig 6 Mounting dimensions pump series N 814 K_DC All dimensional tolerances conform to DIN ISO 2768 1 Tolerance Class V Fig 7 Mountin...

Page 16: ...e are no combustible or thermally malleable objects placed in the immediate ambient of the hot pump parts head motor Make sure that the installation location is dry and the pump is protected against r...

Page 17: ...NG Personal injury and or damage to property because of vibration In conjunction with adjacent components vibration of the pump may result in crushing and or damage to these components Make sure that...

Page 18: ...is recommended that an additional Emergency Stop switch is installed The pump must be installed so that contact with live parts is impossible Fasten the connection cables so that the cables do not co...

Page 19: ...y be passed with additional means or is not mandatory if Form EN 61000 6 1 technical norm for EMC protec tion part 1 10 test demands for EMC protection table 3 EMC pro tection D C power in and outputs...

Page 20: ...nds mechanically disengaging the pump from the piping system This can be achieved with flexible tubing or pipes for example This will avoid transferring to the system any pump oscillations that may ar...

Page 21: ...e sure the pumps are not used improperly see Chapter 2 2 Observe the safety precautions see Chapter 3 The pumps are intended for installation Before putting them into service it must be established th...

Page 22: ...ainst the risk of overheating With the pump at a standstill open pressure and suction lines to normal atmospheric pressure The pump may not start up against pressure or vacuum during switch on This al...

Page 23: ...lush it with air or with inert gas if required for safety reasons under atmospheric conditions ambient pressure for about five minutes 8 2 2 Cleaning pump Motor disconnected from mains and de energize...

Page 24: ...pump to cool after operation Always replace diaphragm and valve plates sealings together to maintain the pump performance and safety WARNING Health hazard due to dangerous substances in the pump Depe...

Page 25: ...lish KNF 121242 121509 04 20 25 Fig 9 Design of the pump for all pump types Fig 10 Cross section view N 89 811 1 Housing 2 Intermediate plate 3 Head plate 4 Screw 5 Cover M Mark 6 Valve plate sealing...

Page 26: ...Diaphragm vacuum pump N 89 N 811 N 814 N 815 26 Translation of original Operating and Installation Instructions english KNF 121242 121509 04 20 Fig 11 Cross section view N 815 Fig 12 Cross section vi...

Page 27: ...r loosening the four screws On these models which have no fan where reference is made to turning or holding the cooling fan the necessary operations must be carried out by turning or holding the count...

Page 28: ...e valve plates sealings 6 from the intermediate plate 3 Check that the valve seats in the head plate and intermediate plate are clean if scratches distortion or corrosion are evident on these parts th...

Page 29: ...mp with air or with inert gas if required for safe ty reasons under atmospheric conditions for a few minutes Diaphragm or valve plates sealings are worn or de fective Replace diaphragm and valve plate...

Page 30: ...pump to KNF customer service contact data see www knf com 1 Flush the pump with air or with inert gas if required for safety reasons under atmospheric conditions for a few minutes to remove dangerous...

Page 31: ...C 029232 Tab 17 according to Fig 9 and Fig 10 Pump range N 811 Pos Nr Spare part Pump type Order No 2 Intermediate plate N 811 KNE N811 KNDC 028789 2 Intermediate plate N 811 KTE N811 KTDC 044408 3 He...

Page 32: ...d plate 024986 6 Valve plate sealing N 815 KNE N815 KNDC 059267 6 Valve plate sealing N 815 KTE N815 KTDC 057172 8 Diaphragm N 815 KNE N815 KNDC 024489 8 Diaphragm N 815 KTE N815 KTDC 024490 9 Diaphra...

Page 33: ...Returns Prerequisite for repairing a pump by KNF is a completed Decon tamination Form This is made available on the KNF website as a download To find the form select your country on the overview page...

Page 34: ......

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Page 36: ...KNF worldwide Find your local KNF partner on www knf com...

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