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EN

   

 

 

 

 

 
 

USE AND MAINTENANCE 

INSTRUCTIONS 

 
 
 
 

 

SELF-PRIMING  

 

DIAPHRAGM PUMPS 

 

  LIBELLULA  2" 

SERIES

    

 

 
 

 

 

 
 

 

Summary of Contents for LIBELLULA 2" Series

Page 1: ...EN USE AND MAINTENANCE INSTRUCTIONS SELF PRIMING DIAPHRAGM PUMPS LIBELLULA 2 SERIES...

Page 2: ...e 4 5 USE page 4 6 SOUND LEVEL page 5 7 SAFETY AND ACCIDENT PREVENTION page 5 8 SAFETY STANDARDS page 5 9 HANDLING AND TRANSPORT page 7 10 STORAGE page 7 11 INSTALLATION page 7 12 BEFORE START UP page...

Page 3: ...rial and or series number All our products have a 12 month warranty starting from the commissioning date and however for not more than 18 months from the date of delivery The repairs carried out under...

Page 4: ...t The permanent protection is locked and held in its right position by fastening bolts The machine is provided with lifting hook suitable for handling the pump coupled with the engine supplied by the...

Page 5: ...ON IMPORTANT It is compulsory for the employer to provide I P D Individual Protection Devices and inform staff on their correct use and maintenance IMPORTANT The operator must always observe the presc...

Page 6: ...silencers cylinders or cooling fins when hot as contact can cause burns To avoid certain parts hitting persons in case of machine falling ensure that during the lifting operations no persons are withi...

Page 7: ...eeze during the winter months and damage the system When the liquid is dangerous take all necessary precautions before draining the tank to prevent damages and accidents Periodically start the pump fo...

Page 8: ...l a differential switch with high sensitivity as additional protection against electric shocks in case of insufficient earthing In the three phase version connect the earth wire yellow green of the po...

Page 9: ...nd the valves for wear During the winter period with the machine still protect the pump from freezing drain any liquids from inside the pump body making them leak out of the delivery valve prior to ti...

Page 10: ...inal shot with a torque wrench The mask is reversible sided Body support Disassembly 1 Remove the 4 socket head screws 8x90 6mm Allen key media foot on the shock absorber 2 Place the comfortable bench...

Page 11: ...uce the suction height 2 Restore seal of all gaskets of the piping 3 Remove any blocking bodies inside the pump 4 Fully submerge the suction pipe so it does not suck air 5 Clean the suction filter 6 R...

Page 12: ...lubricated rigid connecting rod Suction ports diameter 2 BSP Delivery ports diameter 2 BSP Total maximum head 15 metres Total maximum suction 6 metres Maximum flow rate 170 l min 10 mc h Priming time...

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