My experience with the boilers I service is that most of them discharge steam from the blowdown tank during bottom blowdown.
The theory is that the initial rush of water will be subcooled by the cold water in the blowdon tank (Steam must be cooled before discharging into the sewer). This water...
I was always taught, and in turn dictatate to all my people, there are no stupid questions, only stupid answers.
I understood this to be a professional forum.
I have had the same problem on a number of bolers and found that the soldered joint between the female spade connector and the stainless steel probe had become highly resistive. A simple solution is too remove the spade terminal and file the solder off the probe end back to the stainless. Then...