15
Safety Lockout Conditions
High Temperature Condition
A high temperature safety device is installed on the boiler. Should the temperature
exceed the limit of this device, the boiler will be shut down and be put in a state of
lockout. The “Temperature” pilot light (Red), and the “Standby” pilot (amber), will come
on.
High Pressure Condition
A high pressure safety switch is installed on the boiler. Should the pressure exceed the
limit of this device, the boiler will be shut down and be put into a state of lockout. The
“Pressure” pilot light (Red), and the Stand By pilot (amber), will come on. Should this
device fail to operate, the safety relief valve will open.
Low Water Condition
A second low water safety cut off is supplied with the boiler. Should the water level fall
below normal operating levels, this device will activate and put the boiler in a state of
lockout. The “Low Water” pilot light (Red), and the “Stand By” pilot (amber) will come
on.
