SUPERHEATER 



OUTLET PRESSURE 



GAGE 



CIo 



SUPERHEATER 



OUTLET 



PRESSURE 



TRANSMITTERS 



TO RECORDER 

 RI FOR BOILER A 



DRUM WATER LEVEL 

 INDICATING TRANSMITTER 



:xxxxxxxxxxxxxxxxxxxxxx: 



FROM OTHER 

 BOILER 



IG5-I IG5-4 



PRESSURE 



GAGES 



ELECTRICAL 



CONNECTIONS TO 



WATER LEVEL ALARM 



LIGHTS, FLAME FAILURE 



ALARM, AND CONTROL 



AIR FAILURE ALARM 



CONTROL LINE 



DIRECT CONNECTION xxxxxxxxxxx: 



AIR SUPPLY CONNECTION •- 



ELECTRICAL WIRING 



NO 1 BLOWER 

 DAMPER CONTROL DRIVE 



NO 1 BLOWER 

 SPEED CONTROL DRIVE 



NO 2 BLOWER NO 2 BLOWER DAMPER 



SPEED CONTROL DRIVE CONTROL DRIVE 



Figure 11-41. 



- Schematic diagrams ot Bailey combustion and feed water control system 

 (Facing page 314). 



