KNF NF 1.60 Operating And Installation Instructions Download Page 2

Diaphragm-liquid pump NF 1.60 

About this document 

KNF Flodos AG BA_NF1.60_EN_05_161566.docx 
Translation of Original Operating and Installation Instructions

 

1.  About this document 

1.1.  Use of the operating and installation 

instructions 

The operating and installation instructions are part of the pump. 

  Pass on the operating and installation instructions to the next 

owner. 

Customer-specific project pumps (pump models which begin with 
"PL" or "PML") may differ from the operating and installation 
instructions. 

  In the case of project pumps, take note of any additionally 

agreed specifications. 

1.2.  Symbols and markings 

Warning 

 

WARNING 

 This symbol indicates a potential danger. 

 

It also indicates the possible consequences of failure 
to observe the warning. The signal word (i.e. 
"Warning") indicates the level of danger. 

 

  This specifies measures for avoiding the danger 

and the consequences of failure to implement 
these measures. 

 

Danger levels 

Signal word  Meaning 

Consequences if not observed   

DANGER 

warns of 
immediate 
danger 

Death or serious injuries and/or 
serious material damage are the 
consequence 

WARNING 

warns of possible 
danger 

Death or serious injuries and/or 
serious material damage are 
possible 

CAUTION 

warns of a 
potentially 
dangerous 
situation 

Minor injuries or material 
damage are possible 

Tab. 1 

Other information and symbols 

  This indicates an activity (step) that needs to be carried out. 

1.   This indicates the first step of an activity to be carried out. Any 

additional steps required are consecutively numbered. 

 

This symbol indicates important information. 

Project pumps 

Summary of Contents for NF 1.60

Page 1: ...del code is a country specific designation with no technical relevance Contents Page 1 About this document 2 2 Use 3 3 Safety 4 4 Technical data 6 5 Assembly and function 8 6 Installation and connecti...

Page 2: ...es the possible consequences of failure to observe the warning The signal word i e Warning indicates the level of danger This specifies measures for avoiding the danger and the consequences of failure...

Page 3: ...application case Before using a medium check the compatibility of the materials of the pump head pump housing diaphragm and valves with the pumped medium The temperature of the medium must lie within...

Page 4: ...e operating and installation instructions and in particular the Safety chapter Always ensure adherence to all pertinent accident prevention and safety regulations when working on and operating the pum...

Page 5: ...service until the final machinery into which it is to be installed has been declared to be in conformity with the provisions of this Directive Always ensure implementation and enforcement of the basi...

Page 6: ...aphragm PTFE Tab 3 1 according to DIN ISO 1629 and 1043 1 Pump head Fig 1 comprises an intermediate plate and a connecting plate Hydraulic ratings Parameter 3 Value Flow rate l min 1 2 0 65 Permissibl...

Page 7: ...ection class IP50 Weight1 g 260 Tab 6 Specifications NF 1 60 DC Motor voltage 12V 24V Power consumption W 10 Max I load A 0 8 0 4 Max permissible current consumption A 1 4 0 71 Protection class IP00 W...

Page 8: ...Pump drive Fig 2 Operating principle Diaphragm liquid pumps are based on reciprocating displacement pump technology An elastic diaphragm 4 is moved up and down by the eccentric 5 and the connecting r...

Page 9: ...s under the operating parameters and conditions described in Chapter 4 Technical data Observe the safety notes see Chapter 3 6 1 Installation Before installation store the pump at the installation loc...

Page 10: ...flexible hoses or pipes This prevents any oscillations of the pump being transferred to the system 6 2 Electrical connection For pumps with direct current motors Pump should only be connected by an a...

Page 11: ...ns 11 6 3 Hydraulic connection Only connect components to the pump that are designed to handle the hydraulic data of the pump see Chapter 4 Technical data Only use hoses that are suitable for the maxi...

Page 12: ...stem can cause the max permitted operating pressure to be exceeded This can cause injuries or damage to the pump and the system Avoid operation against a closed system Only use wetted parts that are r...

Page 13: ...se contact a KNF pump specialist for further information Telephone number see first page Turning the pump on In order to guarantee that the pump can start every time it is advisable to reduce the back...

Page 14: ...hing if necessary e g protective gloves Rinse the pump with a neutral liquid and pump empty 8 2 1 Flushing the pump If pumping aggressive media KNF recommends flushing the pump with a neutral fluid un...

Page 15: ...cing the rolled diaphragm 11 Cleaning the parts 7 Clean the anchor valves 9 anchor valve seals 8 resonating diaphragm 4 and associated seal 3 and rolled diaphragm 11 with a cloth and then blow off wit...

Page 16: ...prevents incorrect assembly 14 Place the connecting plate 7 on top of the intermediate plate 10 15 Insert seal 3 and resonating diaphragm 4 in connecting plate 7 16 Place head plate 2 on connecting pl...

Page 17: ...eals are worn out Replace diaphragm valve plates and seals see Chapter 8 3 Tab 11 Pump is not priming Cause Fault remedy Suction side of pump not connected Connect the suction side of the pump Liquid...

Page 18: ...lements Particles in the pump Clean the pump head install suction side filter if required see Chapter 8 2 Viscosity of the pumped medium is too high Contact KNF Incorrect interchange of outlet and inl...

Page 19: ...s 19 10 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 fol...

Page 20: ...KNF worldwide Please find your local KNF partners at www knf com...

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