42 DAIRYING 



short time and the bowl should run steadily and smoothly when 

 it has attained full speed. Separator bowls are balanced to run 

 quietly at a certain speed, but this does not always insure their 

 running with the same smoothness at other speeds. Some un- 

 steadiness and jarring of the frame and of the bowl may be safely 

 ignored if this is noticed while the separator is coming up to 

 speed, and disappears w r hen the bowl reaches its normal speed. 



PLATE 10 The Simplex Cream Separator. 



The separator bowl should be put into place in the frame very 

 carefully, as a sudden dropping of the bowl into the bearings 

 may cause serious injury to them, and such rough treatment may 

 also bend the spindle or break the gearing, pins, etc., in the lower 

 bearings. 



All the bearings of the bowl and of the spindle should be 

 perfectly smooth, clean and bright and the oil started in all the 

 oil cups as soon as the bowl begins to revolve. 





