ROUGH-AND-TUMBLE ENGINEERING 55 



fore* one of the necessities. You may 



i.m't 1 wash out a boiler without a force pump? 

 Oh, yes! You can do it just like some people do business. 

 irtc<l out to tell you how to keep your boiler 

 <1 the way to do it is to wash it out, and the 

 way to wash it out is with a good force pump. There 

 are a number of good pumps made, especially for 

 threshing engines. They are fitted to the tank for lift- 

 ing water for filling, and are fitted with a discharge hose 

 and nozzle. 



i will find at the bottom of the boiler one or two 

 1 hole plates if your boiler has a water bottom 

 if n< will be found at the botom of the sides of 



the firebox. Take out these hand hole plates. You 

 also find another plate near the top, on the firebox end 

 ic boiler; take this out, then open up the smoke box 

 door and you will find another hand hole plate or plug 

 near the lower row of tubes ; take this out, and you are 

 v for your water works, and you want to use them 

 ously. Don't throw in a few bucketfuls of water, 

 lirect the nozzle to every part of the boiler, and 

 don't stop as long as there is any muddy water flowing 

 at the bottom hand holes. This is the way to clean 

 boiler, and don't think that you can be a success 

 as an engineer without this process. A thorough wash- 

 ing out once a week is none too often. If you want 



