PROJECTS IN FARM MACHINERY OPERATION 293 



Preliminary Instruction: So many farm homes are now 

 being equipped with modern lighting, heating and water 

 systems and sewage-disposal plants, that it is essential 

 that every farm boy, and girl as well, become acquainted 

 with the use of this equipment. The best way to become 

 acquainted with its use is to use it. Follow instructions 

 furnished by manufacturers. 



FIG. 312-a Farm lighting plant with storage battery. 

 Working Instruction: 



1) Lubricate plant, put in fuel and fill radiator. 



2) Start electric plant. 



3) Turn lights off, and on. 



4) Stop plant. 



5) Turn lights on so they use power from storage battery. 



6) Charge storage battery, note rate of charging. 



7) Stop plant; note automatic stopping device. 



8) Operate acetylene light plant. 



9) Remove water and sludge from plant. 



10) Put in a charge of carbide and fresh water. 



11) Operate Blau gas plant. 



12) Disconnect and replace a container of Blau gas. 



13) Operate gasoline plant. 



