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Swing Piston Compressor NPK03   

Servicing 

KNF Micro BA314221-314224 NPK03-EN-1217 

Translation of original Operating and Installation Instructions, English 

12 

7.  Servicing 

7.1.  Servicing schedule 

Component 

Servicing interval 

Pump 

-

 

Regular inspection for external 
damage or leaks 

Tab. 9 

 

7.2.  Cleaning 

7.2.1. Cleaning the pump 

  The pump, if necessary clean outside with a dry wipe. Do not 

use cleaning solvents as these may corrode plastic parts. 

  Isolate the pump from the power supply. 

  Pump must be free of any hazardous substances 

  Hoses must be disconnected from the pump 

 

7.3.  Service Intervall 

7.3.1. Version with DC – Motor 

For DC-motors no Service Interval is necessary 

 

7.3.2. Version with DC – B Motor 

The recommended service interval for brushless motors is 

5000hr. 

For Service: Spare part kit 314101 is available 

Contained parts: 

  Sealing lid   

 

 

1pcs. 

  O-Ring  

 

 

 

2pcs. 

  Valve plate  

 

 

2pcs. 

  Clamping disc screw 

1pcs. 

Operational manual see is enclosed at spare part kit. 

 

 

Please note, spacers below clamping disc and con rod have to 
be secured. Same spacers have to be reused. 

Otherwise function is not guaranteed 

 

 

 

Prior requirements 

Summary of Contents for NPK 03 KV DC-M

Page 1: ...nstructions to avoid dangerous situations The manual was produced for the serial pumps stated above With customer specified projects pump types starting with PJM or PMM there could be differences in d...

Page 2: ...ol indicates a potential danger It also indicates the possible consequences of fail ure to observe the warning The signal word e g Warning indicates the level of danger Here you will see actions for a...

Page 3: ...als of the pump head pump housing piston seal piston screw and valves with the medium The temperature of the medium must lie within the permissible temperature range see Chapter 4 The transferred gas...

Page 4: ...g such media Always ensure adherence to all information stickers on the pumps such as flow direction arrows and type plates and keep stickers in legible condition All replacement parts should be prope...

Page 5: ...partly completed machinery respectively have to be considered when mounting as well as over current and overload protective gear In addition a protection against mechanical parts in motion hot parts...

Page 6: ...12 24 Max power consumption W 18 18 Connection Wires AWG20 Protection class IP 40 Weight 1 g 480 Delivery rate l min 2 3 3 Max operating pressure bar g 2 3 5 5 Max vacuum mbar abs 2 3 250 Tab 5 DCB st...

Page 7: ...ply voltage Red Vs AWG 24 Supply voltage Blue Vs GND AWG 24 Speed control input signal White Vctrl AWG 24 Frequency output output signal Green FG AWG 24 DC control input Vctrl Control voltage range DC...

Page 8: ...the pump overheats and the thermal switch electronics stops pump operation the pumps will restart automatically as soon as the motor has had time to cool down Take steps to ensure that this cannot pro...

Page 9: ...ump see Chapter 4 Only use hoses that are chemically resistant to the media be ing pumped 5 3 1 Connecting the pump Arrows on the pump head indicate the flow direction 1 Remove the protective caps fro...

Page 10: ...he drive heats up Avoid contact with the pump drive Avoid contact with flammable materials Excessive pressure and the inherent dangers thereof can be prevented by placing a bypass line with a pressure...

Page 11: ...ee Chapter 4 Technical data Duty cycle impulse operation For pressures above 2bar g the switch on duration has to be lim ited Above 2bar g we recommend a max switch on duration of 5 min The switch on...

Page 12: ...p from the power supply Pump must be free of any hazardous substances Hoses must be disconnected from the pump 7 3 Service Intervall 7 3 1 Version with DC Motor For DC motors no Service Interval is ne...

Page 13: ...em connected to the suction and pressure sides such as hoses valves or filters are causing too much resistance Modify installation check the cross sections of components Hose connections are not leak...

Page 14: ...on pumps or systems without a signed Health and safety clearance and decontamination form The template for the Health and safety clearance and decontami nation form is included with these operating in...

Page 15: ...03 Health and safety clearance and decontamination form KNF Micro BA314221 314224 NPK03 EN 1217 Translation of original Operating and Installation Instructions English 15 10 Health and safety clearanc...

Page 16: ...Swing Piston Compressor NPK03 KNF Micro BA314221 314224 NPK03 EN 1217 Translation of original Operating and Installation Instructions English 16 KNF worldwide Find our local KNF partner on www knf com...

Page 17: ...Swing Piston Compressor NPK03 KNF Micro BA314221 314224 NPK03 EN 1217 Translation of original Operating and Installation Instructions English 17...

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