44 



DAIRYING 



practice, 

 followed. 



The manufacturer's instructions should be careful! 1 



When the separator is driven by some power the connecting 

 pulleys should be of such sizes as will give the proper speed to 

 the bowl and some sort of reliable governor ought to be placed 



NTERMeDIATE 

 GEAR 



PLATE n Sectional View of the Bluebell Cream Harvester. 



on the power, so that the bowl will not run either above or below 

 the required speed. 



Calculating Size of Pulley for Running a Belt Separator 



300. The required speed of the separator bowl and of the 

 intermediate pulleys is given in the book of instructions sent 



