Chapter 11-BOILER FITTINGS AND CONTROLS 



ECONOMIZER 

 ACCESS PANELS 



WATER GAGE 

 CONNECTIONS 



FEED WATER 



REGULATOR 



CONNECTIONS 



DAMPER 



LOWER RE/ 



WATER WAL 



HEADER- 



DAMPER 



DESUPERHEATER 

 INLET 



DESUPERHEATER 

 OUTLET 



BOTTOM BLOW VALVES 

 (REAR WATER WALL 

 HEADER) 



SUPERHEATER 

 INTERMEDIATE 

 HEADER DRAIN 



STATIONARY 



SADDLE 

 (WATER DRUM) 



SUPERHEATER 



INLET a OUTLET 



HEADER DRAIN 



Figure 11-13.— External fittings and connections on 1200-psi single-furnace 



boiler (rear view). 



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