KNF NF 1.30 Operating And Installation Instructions
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KNF NF 1.30 Operating And Installation Instructions

Diaphragm liquid pump
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DIAPHRAGM LIQUID PUMP
NF 1.30
NF 1.30 KT DCG 12V
DCG
KT / TT [Ch. 4]
1.30
NF
- / PMLxxxx / PLxxxx [Ch. 1]
Operating and
Installation
Instructions
Read and observe these Oper-
ating and Installation Instruc-
tions.
An additional letter prefixing the
NF model code is a country-
specific designation, with no
technical relevance.
KNF Flodos AG
Wassermatte 2
6210 Sursee, Switzerland
Tel +41 (0)41 925 00 25
Fax +41 (0)41 925 00 35
www.knf.com
info.flodos@knf.com
Translation of original Operating and Installation Instructions
Supply voltage [Ch. 4]
Contents
1. About this document ................................................................. 2
2. Use ........................................................................................... 3
3. Safety ....................................................................................... 4
4. Technical data .......................................................................... 6
5. Assembly and function ............................................................. 8
6. Installation and connection ....................................................... 9
7. Operation ................................................................................ 11
8. Servicing ................................................................................. 14
9. Troubleshooting ...................................................................... 17
10. Spare Parts and Accessories ................................................. 19
11. Return of the pump ................................................................. 20
Page
Keep for future reference!

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  • Page 1: Table Of Contents

    DIAPHRAGM LIQUID PUMP NF 1.30 NF 1.30 KT DCG 12V Supply voltage [Ch. 4] KT / TT [Ch. 4] 1.30 - / PMLxxxx / PLxxxx [Ch. 1] Operating and Installation Instructions Read and observe these Oper- ating and Installation Instruc- tions.

  • Page 2: Knf Flodos Ag Ba_Nf1.30_En_04_067674.Docx

    About this document Diaphragm Liquid Pump NF 1.30 About this document 1.1. Use of the Operating and Installation Instruc- tions The Operating and Installation Instructions are part of the pump.  Forward the Operating and Installation Instructions to any subsequent owners of the pump.

  • Page 3: Use

    The pumps must not be operated in an explosive atmosphere. DANGER Please contact your local KNF partner for special designs that are not included in the technical specification (www.knf.com). KNF Flodos AG BA_NF1.30_EN_04_067674.docx Translation of original Operating and Installation Instructions...

  • Page 4: Safety

    Safety Diaphragm Liquid Pump NF 1.30 Safety Observe the safety precautions in Chapters 6. Installation and connection and 7. Operation. The pumps are built according to the generally recognised rules of technology and in accordance with the pertinent occupational safety and accident prevention regulations. Nevertheless, potential dangers during use can result in injuries to the user or others, or in damage to the pump or other property.
  • Page 5 Customer service and All repairs to the pumps must be carried out by the responsible repairs KNF customer service team. Use only genuine parts from KNF for servicing work. KNF Flodos AG BA_NF1.30_EN_04_067674.docx Translation of original Operating and Installation Instructions...

  • Page 6: Technical Data

    Technical data Diaphragm Liquid Pump NF 1.30 Technical data Pump materials The pump type KT stands for: Assembly Material Pump head* Valve socket PP / FFKM Sealing washer FFKM Diaphragm PTFE Tab. 2 according to DIN ISO 1629 and 1043.1 * The pump head comprises an intermediate plate and a connect- ing plate (Fig.
  • Page 7 Diaphragm Liquid Pump NF 1.30 For your notes Hydraulic ratings Parameter Value Flow rate [ml/min] 1), 2) 170 Permissible pressure [bar g] Suction head [mWG] Tab. 4 Measured with water at 20°C / at atmospheric pressure Flow rates may vary from the values shown, depending on fluid viscosity, pump head material and the hoses / hose connectors used.

  • Page 8: Assembly And Function

    Assembly and function Diaphragm Liquid Pump NF 1.30 Assembly and function Assembly Outlet Inlet Head plate Connecting plate Intermediate plate Motor Fig. 1: Diaphragm liquid pump Outlet valve Inlet valve Working chamber Diaphragm Eccentric Connecting rod Pump drive Fig. 2: Pump assembly The diaphragm liquid pumps are based on reciprocating displace- ment pump technology.

  • Page 9: Installation And Connection

    (Fig. 4). Fig. 4: Optimum installation position  KNF recommends mechanically decoupling the pump from the Decoupling piping system, e.g. by using flexible hoses or pipes. This pre- vents any oscillations of the pump being transferred to the sys- tem.
  • Page 10 Installation and connection Diaphragm Liquid Pump NF 1.30 6.2. Electrical connection  Only have the pump connected by an authorised specialist.  Only have the pump connected when the power supply is disconnected.  When connecting the device to a power source, the relevant norms, directives, regulations and technical standards must be observed.

  • Page 11: Operation

    Excessive pressure and the inherent dangers thereof can be prevented by placing a bypass line with a pressure relief valve between the pressure and suction side of the pump. Please contact your local KNF partner for further information (www.knf.com). Risk of burns when transferring hot media ...
  • Page 12 Short start and stop cycles may adversely affect the service life of the brushed motors. If the pump is operated with short cycles in your application, please contact your local KNF partner for further information (www.knf.com.) KNF Flodos AG BA_NF1.30_EN_04_067674.docx...
  • Page 13  In order to ensure that the pump starts every time, make sure that counterpressure is reduced to an acceptable level before start-up. This should also be done during operation after a brief power cut. Please contact your local KNF partner for further in- formation (www.knf.com). Switching off the pump ...

  • Page 14: Servicing

     Flush the pump with a neutral liquid and pump empty. 8.2.1. Flushing the pump  If transferring aggressive media, KNF recommends flushing the pump with a neutral fluid under atmospheric conditions for a few minutes before switching off, to extend the service life of valves and diaphragm.
  • Page 15 Diaphragm Liquid Pump NF 1.30 For your notes 8.2.3. Disassembling the pump head Use the screwdriver to undo the 4 head screws (1). Remove the connecting plate (3) from the intermediate plate (6). Remove the valve sockets (5) and sealing washers (4) from the intermediate plate (6).
  • Page 16 Servicing Diaphragm Liquid Pump NF 1.30 Escaping liquid After assembly the pump may not be leak-tight due to incorrect assembly, damaged or soiled seal faces, or other reasons. CAUTION  Run the pump for several minutes with a harm- less liquid at maximum operating pressure.

  • Page 17: Troubleshooting

    Diaphragm Liquid Pump NF 1.30 For your notes Troubleshooting  Disconnect the pump from the power supply before working on the pump.  Ensure that there is no power. Pump does not transfer Cause Remedy Pump not connected to power ...
  • Page 18 Fault cannot be rectified If you are unable to identify any of the above causes, please send the pump to KNF customer service (see address on first page). Flush the pump to clear the pump head of any hazardous or aggressive liquids (see Section 8.2.1).

  • Page 19: Spare Parts And Accessories

    Diaphragm Liquid Pump NF 1.30 For your notes 10. Spare Parts and Accessories Spare Parts Spare Part Item Number Order No. per pump Delta PT screw 30x30 160308 FFKM sealing washer 060463 PP / FFKM valve socket 060186 PVDF / FFKM valve socket...

  • Page 20: Return Of The Pump

    Diaphragm Liquid Pump NF 1.30 11. Return of the pump KNF undertakes to repair the pump only under the condition that the customer provides a certificate of the pumped medium and cleaning of the pump. For this purpose, please follow the instructions on www.knf.com/repairs.
  • Page 21 Diaphragm Liquid Pump NF 1.30 For your notes KNF Flodos AG BA_NF1.30_EN_04_067674.docx Translation of original Operating and Installation Instructions...
  • Page 22 KNF worldwide Please find your local KNF partners at: www.knf.com...

This manual is also suitable for:

Nf 1.30 dcgNf 1.30 kt dcg 12v

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