Detailed logs of boiler operation and maintenance can help ensure boiler safety. Boilers should always be brought on line slowly and cold water should never be injected into a hot system. Sudden changes in temperature can warp or rupture the boiler. Because many boilers are fire-operated by natural gas diesel or fuel oil special precautions need to be taken.Read More
Boilers have a number of water level switches. The level control in a hot water boiler is a special float switch used as a safety that shuts off the boiler if the water level gets too low. In a steam boiler there is a level control and a low-water control that each work with their own float switch or with two switches on aRead More
In 1905 the Grover Shoe Factory boiler exploded collapsing the building and engulfing it in flames. Fifty-eight people were killed and 150 more injured. This event led to the development of safety laws and a national code for the safe operation of steam boilers. The CB-Hawk boiler management control system (''Figure 1'') combines the functions ofRead More
The following is a list of boiler safety controls and their functions. Operating Control Turns the burner on and off based on the desired pressure or temperature for the system. This control uses a subtractive differential setting that is the point where the burner cycles back on after being turned off at the (higher) operating set point. ...Read More
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