HAMWORTHY HEATING LTD
27
UPTON FLOOR STANDING SERIES
500001340/C
Figure 8.5.4
-
General Overview of Boiler Controls
Air vent
Inlet gas pressure
test point
Flow switch
Temperature
sensor
-
Flue gas
Temperature
sensor
-
Return
Overheat
thermostat
Pressure
sensor
HT spark
generator
Temperature
sensor
-
Flow
Air filter
Flue gas
analyser
test point
Gas isolating valve