Boiler Operator Licensing Exam questions and correct answers

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