ENGINE No. 26. 



Simple Non-Condensing Engine. 



Kind of engine 



Number of cylinders 



Diameter of cylinder 



Diameter of piston rod 



Stroke of piston 



Clearance 



H.P. Constant for one Ib. m.e.p. one rev. per min. . . . 

 Condition of valves and piston regarding leakage 



Data and Results of Feed -Water Tests. 



Four valve 



ins. 



ins. 



ft. 



. .03717 H.P. 

 Leakage Test A 



Measurements based on Sample Diagram 



Engine No. 26 has double poppet steam valves, and plain 

 slide exhaust valves. Steam is drawn from horizontal return 

 tubular boilers. The load was a machine shop. The valves 

 and piston were practically tight on test B. On test A the 



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