ROt'i TUMBLE ENGINEERING 5! 



PART THREE. 



A boiler should be kept clean, outside and inside. 



:de for your o\ .nd inside for the credit 



of the r turers. A dirty boiler requires hard 



firing, takes lot of fuel, and is unsatisfactory in every 



The b< to keep it clean is not to let it get 



dirty. The place to begin work, is with your "water 



boy: tde him to be very careful of the water he 



;s you; if you can't succeed in this, ask him to re- 



I have seen a water-hauler back into a stream, and 

 then dip the water from the lower side of the tank, the 

 mm! - goes down stream and the wheels 



ip the mud; and your bright water hauler dips it 

 into the tank, while if he had dipped it from the uf>- 

 per side he would have gotten clear water. However, 

 the davs of dipping water are past, but a water boy 

 that will do as I have stated is just as liable to throw his 

 hose into the muddy water or lower side of the tank as 

 on the upper side, where it is dear. See that he keeps 

 We have seen tanks with one-half an 

 inch of mud in the bottom. \Ve know that there arc 



