DAIRYING 



57 



328. The effect of an unbalanced bowl and uneven, rough 

 -mining- of a separator when at full speed and skimming milk is 

 >hown by the following figures :* 



A loss of .13% fat in the skim milk from unsteady running of 

 the separator, and this on the milk of one cow for a year or about 



',000 pounds skim milk, amounts to 6.5 pounds butter fat, which 

 is equal to 7.5 pounds butter; that at 25 cents per pound is worth 

 $1.87, and for 10 cows $18.70. This will more than pay the ex- 



>ense of repairing the bowl and keeping it in good running order. 



Important Points to Be Observed in Running a Cream Separator. 



1. Read and preserve the manufacturers' book of instructions. 



2. Test the spirit level to be used in leveling the frame and 

 the bowl. 



3. Carefully clean all the small tubes in the bowl and its 

 cover. 



4. Soap the rubber bowl ring before screwing down the cover 

 md do not leave the ring in the bowl after cleaning, but hang it 



on a nail to dry. 



5. Screw the bowl cover up to the mark. 



6. See that the oil runs freely. Keep dirt and milk out of 

 he oil and shut off oil when the machine stops. 



7. Do not drop the bowl into its bearings. 



8. Start speed slowly and keep a uniform speed. 



9. When through skimming, flush the bowl with warm 



"Indiana Expt. Sta. Bui. 116. 



