KNF NF 10 DC series Operating Instructions Manual Download Page 24 | Manualshive

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Summary of Contents for NF 10 DC series

Page 1: ...e Contents page 1 About this document 2 2 Use 3 3 Safety 5 4 Technical Data 7 5 Assembly and function 10 6 Installation and connection 11 7 Operation 15 8 Servicing 18 9 Troubleshooting 20 10 Spare pa...

Page 2: ...ve 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 Danger levels Signal word Meaning Con...

Page 3: ...ng correctly If this can not be guaranteed a filter approx 50 m must be used in front of the pump The 51 versions of our diaphragm liquid pump range have been certified by NSF according to the standar...

Page 4: ...n not influence this the responsibility lies with the user The regulations NSF ANSI 169 regulate OEM products and does not mention how the cleaning should be made All wetted parts can be replaced as s...

Page 5: ...erat ing instructions and in particular the Safety chapter Observe the accident prevention and safety regulations when performing any work on the pump and during operation When transferring dangerous...

Page 6: ...not ready for use The use of an incomplete machine is forbidden until it has been proven that the machine in which the incomplete machine is integrated meets the requirements of the machinery directiv...

Page 7: ...diaphragm FFKM Tab 3 1 according DIN ISO 1629 and 1043 1 The pump type KV stands for Head component Material1 Pump head PP Valves seals FKM Diaphragm FKM Resonating diaphragm FKM Tab 4 1 according DI...

Page 8: ...Calibration with the pumped medium is required Hydraulic connections Parameter Value Recommended tube size ID mm 4 Tab 8 Specifications NF 10 DC Motor voltages 12V 24V Power W 3 7 3 4 Max current at...

Page 9: ...class IP00 Weight1 g 385 Tab 11 Motor voltage 100V 50 60Hz 50Hz 60Hz Power W 18 13 3 Max current at max load A 0 40 0 28 Max motor current A 0 44 0 31 Power supply range V 100V 10 Protection class IP0...

Page 10: ...e 3 Working chamber 4 Diaphragm 5 Eccentric 6 Connecting rod 7 Pump drive Fig 2 Working principles Diaphragm fluid pumps are based on reciprocating displacement pump technology An elastic diaphragm 4...

Page 11: ...the pumps under the operating parameters and conditions described in Chapter 4 Technical data Observe the safety precautions see Chapter 3 6 1 Installation Before installation store the pump at the in...

Page 12: ...Diaphragm Liquid pump NF 10 Installation and connection KNF Flodos AG BA_NF10_EN_05_069219 Operating and Installation Manual 12 Fig 5 Mounting dimensions NF 10 E...

Page 13: ...Take protective measures against touching moving parts e g fan Danger of damaging the pump whilst in use Take protective measures that water dust or foreign objects can get into the pump E g pene tra...

Page 14: ...lic connection Only connect components to the pump which are designed for the pneumatic data of the pump see Chapter 4 Technical da ta Only use tubing which is suitable for the maximum pressure of the...

Page 15: ...contact with flamma ble materials Excessive pressures and the dangers thus caused can be prevented by using a bypass system with a pressure relief valve between the pressure and suction side of the p...

Page 16: ...see front page Turning the pump on In order to guarantee that the pump can start every time it is advisable to reduce the back pressure down to an acceptable level This is also the case if there is a...

Page 17: ...w rate NF 10 Fig 7 Flow rate of the pump NF 10 DC Fig 8 Flow rate of the pumps NF 10 E and NF 10 DCB Suction Head mWg Pressure Head mWg Flow Rate l min NF 10 DC 0 35 0 30 0 25 0 20 0 15 0 10 0 05 0 Su...

Page 18: ...ral liquid and pump empty 8 2 1 Flushing the pump When pumping aggressive media KNF recommends flushing the pump with a neutral fluid under atmospheric conditions for a few minutes before switching of...

Page 19: ...into the housing 9 By lightly pressing on the diaphragm push the ridge on the underside of the diaphragm into the groove of the housing Install the valves 10 Place the dust free valve plate 5 into the...

Page 20: ...and filters Diaphragm or valves are worn out Replace diaphragm and valves See paragraph 8 3 Tab 16 Pump is not priming sucking Possible cause Corrective action Pump is not connected suction side Chec...

Page 21: ...see section 8 2 Viscosity of the liquid is too high Contact your local KNF company Inlet and outlet tubing are connected wrongly Check the arrows on the pump head indicating flow direction The head p...

Page 22: ...Flodos AG BA_NF10_EN_05_069219 Operating and Installation Manual 22 10 Spare parts Spare part Order No Spares Kit Assembly sheet 151356 Spare part NF 10 JNF 10_V 151366 Spare part NF 10 JNF 10_P 1513...

Page 23: ...ion of the customer on the transferred media and on the cleaning of the pump decontamination declaration In order to send a product back use the decontamination declaration which either was delivered...

Page 24: ...KNF worldwide Please find your local KNF partners at www knf com...

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