Boiler Operator Licensing Exam Questions With Quality Answers 2024.

1 or more safety valves - Answer all steam boilers must have Locked closed - Answer before anyone enters the boiler drum, the main steam stop valve, bottom blowdown valves, & feedwater valves should be 212 degrees F - Answer at atmospheric pressure, water begins to boil at approximately Fuel oil, gas, & coal - Answer fuels most commonly used in boilers Steam pressure gauge - Answer must be connected to the highest part of the steam side of the boiler Half full - Answer with an NOWL in a boiler, the gauge glass is approximately Foaming - Answer a high surface tension on top of the boiler water can lead to Mud drum - Answer Bottom blowdown on a boiler removes sludge & sediment from the Tin - Answer a boiler fusible plug is brass or bronze with a core of Pounds per square inch - Answer a steam pressure gauge is calibrated in Try cocks - Answer a secondary means of determining boiler water level Oily waste rag storage - Answer fires caused by spontaneous combustion are most likely to occur in the