KNF N85.3 Translation Of Original Operating And Installation Instructions
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KNF N85.3 Translation Of Original Operating And Installation Instructions

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KNF 121258-121528 01/20
OEM
DIAPHRAGM PUMP
Note!
Before operating the pump and the accessories, please read the operating instructions and pay attention to
the safety precautions!
N85.3, N86
TRANSLATION OF ORIGINAL OPERATING AND
INSTALLATION INSTRUCTIONS
ENGLISH

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Summary of Contents for KNF N85.3

  • Page 1 KNF 121258-121528 01/20 N85.3, N86 TRANSLATION OF ORIGINAL OPERATING AND INSTALLATION INSTRUCTIONS ENGLISH DIAPHRAGM PUMP Note! Before operating the pump and the accessories, please read the operating instructions and pay attention to the safety precautions!

  • Page 2: Table Of Contents

    KNF Neuberger GmbH Alter Weg 3 79112 Freiburg Contents Page Germany 1. About this document ..............3 Phone +49-(0)7664-5909-0 2. Use.................... 4 Fax +49-(0)7664-5909-99 3. Safety ..................5 4. Technical Data ................8 E-mail: info@knf.de 5. Design and function ..............12 www.knf.de...

  • Page 3: About This Document

     An activity to be carried out (a step) is specified here. 1. The first step of an activity to be carried out is specified here. Additional, consecutively numbered steps follow. This symbol refers to important information. Original-Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 4: Use

     The pumps are not suitable for use with aggressive media. Other pumps in the KNF product line are designed for use with aggres- sive media. Please contact us for more information. The pumps must not be used to create vacuum and overpressure simultaneously.

  • Page 5: Safety

    This also applies for unusual operational situations. Note that the temperature of the medium increases when the pump compresses the medium. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 6 DIN EN 55014-1/2 DIN EN 61000-3-2/3 DIN EN 60034-1 DIN EN 61000-6-2/3 DIN EN 60335-1 DIN EN 61000-6-1/2 DIN EN 50581 DIN EN 50581 DIN EN 50581 Tab. 2 Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 7 The pump is maintenance-free. But KNF recommends, checking repairs the pump regularly with regard to conspicuous changes in noise and vibrations. Only have repairs to the pumps carried out by the KNF Customer Service responsible. Housing with voltage-caring parts may be opened by technical personnel only.

  • Page 8: E-Mail: Info@Knf.de 4. Technical Data

    Max. permissible operating pressure [bar g] -N86KNE, N86KNDC-B -N86KNDC Ultimate vacuum [mbar abs.] Delivery rate at atm. pressure [l/min]*: -N86KNE, N86KNDC-B -N86KNDC Tab. 6 *Liters in standard state (1013 mbar) Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 9 When the operation of the pump is interrupted by the thermal switch, the pump will restart automatically WARNING after cooling down.  Take all necessary care to prevent this leading to a dangerous situation. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 10 The pumps are not protected against overloading and they have no overcurrent protection. Weight Pump type Value [kg] N85.3K_E 1,25 N86K_E N85.3K_DC 0,72 N86K_DC 0,58 N86K_DC-B 0,58 Tab. 12 Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 11 80 % for temperatures up to 31 relative humidity °C, decreasing linearly to 50 % at 40 °C Max. altitude of site: 2000 [m above sea level] Tab. 13 Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 12: Www.knf.de 5. Design And Function

    Inlet (suction side) Pneumatic connection Outlet (pressure side) Motor Electrical connection Fig. 1: Design N85.3K_E Design N86K_E Outlet (pressure side) Inlet (suction side) Motor Electrical connection Fig. 2: Design N86K_E Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 13 Inlet (suction side) Pneumatic connection Outlet (pressure side) Electrical connection Motor Fig. 3: Design N85.3K_DC Design N86K_DC Outlet (pressure side) Inlet (suction side) Electrical connection Motor Fig. 4: Design N86K_DC Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 14 (1). The transfer chamber (3) is hermetically separated from the pump drive (7) by the diaphragm. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 15: Transportation

    Permissible humidity (non- 30 to 85 condensing) [%] Tab. 14 Before putting into operation, make sure that the pump has reached the ambient temperature (see Chapter 4. Technical Data). Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 16: Installation And Connection

     Before installation, store the pump at the installation location to bring it up to ambient temperature. Mounting dimensions  See Fig. 7 to Fig. 11 for mounting dimensions. Fig. 7: Mounting dimensions pump series N85.3K_E Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 17 Diaphragm pump N85, N86 Installation and connection Fig. 8: Mounting dimensions pump series N86K_E Fig. 9: Mounting dimensions pump series N85.3K_DC Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 18 Installation and connection Diaphragm pump N85, N86 Fig. 10: Mounting dimensions pump series N86K_DC Fig. 11: Mounting dimensions pump series N86K_DC-B Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 19  Make sure that vibrations of the pump do not result in hazards associated with adjacent com- ponents. Foreign matter protection  Protect the pump against contact and intrusion of foreign mat- ter. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 20 The voltage must not vary by more than + 10% and – 10% from that shown on the type plate. 2. Connect the earth (ground) wire to the motor. 3. Connect motor wires. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 21 4. Connect the positive and negative terminals. Note the proper polarity: red connection cable: + blue connection cable: - Motors marked with a “K” on the type plate of the motor have inverse-polarity protection. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 22 For pumps with brushless DC motor without “K” marking on the type plate the following harmonized standards are met: DIN EN 55014-1  DIN EN 61000-6-2  Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 23 Ausgangspegel „low“ Output level „low“ [0…0.6] Max. Strombelastbarkeit [mA] Max current carrying capacity Ausgangsserienwiderstand [kΩ] Output series resistance Tab. 15: Connection plan motor electronics for pumps with brushless DC motor Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 24 3. Connect the suction line and pressure line (see Chapter 4, Tab. 13 for mounting dimensions). 4. Lay the suction and pressure line at a downward angle to pre- vent condensate from running into the pump. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 25: Operation

     If the air or gas quantity in the pressure line is throttled or regulated, make sure that the maxi- mum permissible operating pressure is not ex- ceeded.  Ensure that the pump outlet is not closed or constricted. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 26 (see Chapter 9.2.1) to increase the service life of the diaphragm. Switching off the pump /  Restore the system to normal atmospheric pressure (release removing from operation pneumatic pressure in pump). Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 27: Servicing

     Solvent should be used for cleaning only if the head materials are not corroded (ensure compatibility of the material).  If compressed air is available, blow out the parts. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 28 Change valve plates/sealings Refit pump head Final steps Except for the preparatory and final steps, perform and finish all work on one pump head before working on the second pump head. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 29 2. Remove the pneumatic connection (5) by pulling the tubing from the connectors. 3. Undo the 4 screws (4) in the head plate and lift the head plate (3) with the intermediate plate (2) off the pump housing. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 30 4. Gently tighten the screws (4), evenly and diagonally. 5. Turn the fan to check that the pump rotates freely. 6. Turn the fan again to bring the diaphragm to top dead centre. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 31 1. In the case of DC version (no cooling fan): refix the cover (6) to housing (1). 2. Connect the pump to the electrical supply. If you have any questions about servicing call our technical adviser (see contact data: www.knf.com). Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 32  Allow the pump to cool off after operation. Change the diaphragms and valve plates/sealings in the following sequence: Preparatory steps Remove pump head Change diaphragm Change valve plates/sealings Refit pump head Final steps Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 33 On these models, which have no fan, where reference is made to turning or holding the cooling fan, the necessary operations Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 34 5. Check that the valve plates/sealings are not deformed by mov- ing them gently sideways in their recesses. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 35 Refix the cover (6) to housing (1). 2. Connect the pump to the electrical supply. If you have any questions about servicing call our technical adviser (see contact data: www.knf.com). Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 36: Troubleshooting

     Flush the pump (see Chapter 9.2.1).  Install the pump at the highest point in the system. Diaphragm or valve plates are  Replace diaphragm and valve plates (see Chapter 9.3). worn. Tab. 19 Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...
  • Page 37 2. Clean the pump (see Chapter 9.2.2). 3. Send the pump, together with completed Health and Safety Clearance and Decontamination Form, to KNF stating the na- ture of the transferred medium. Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 38: Spare Parts And Accessories

    N86KT 043242 Tab. 21 11.2. Accessories Description Order-No. Silencer 000345 Filter 000346 Hose Connector PA 001936 Hose Connector PVDF 025671 Rubber Foot for N85.3_E and N86_E 024435 Tab. 22 Translation of original Operating and Installation Instructions, english, KNF 121258-121528 01/20...

  • Page 39: 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 (www.knf.com). You can find the Decontamination Form in the download area.
  • Page 40 KNF worldwide Find your local KNF partner on www.knf.com...

This manual is also suitable for:

N86N85.3k eN86k eN85.3k dcN86k dcN86k dc-b ... Show all

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