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Diaphragm

–Liquid pump NF 10

Spare parts

KNF Flodos AG BA_NF10_EN_05_069219
Operating and Installation Manual

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

151367

Spare part NF 10 JNF 10_T

151368

Tab. 19

Содержание NF 10 DC series

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

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