Arkansas Boiler Operator Study Questions | 100% Correct Answers | Verified | Latest Update 2024

Which valve is between the boiler and the return pump? - Check Valve What is the function of the check valve? - To prevent the water from returning to the condensation tank from the boiler after the pump shuts off. Four safety features required on the steam boiler are: - Safety relief valve, blow-down valve, low water cut-off, and pressure gauge. Safety relief valves should be set by: - Qualified safety valve technician/firm. Which pressure is considered to be that of a low-pressure boiler? - 0-15 PSI MAWP What could happen if a steam valve is open too quickly? - Water could be siphoned out of the boiler causing damage to the boiler and steam lines. Why are steam lines insulated? - To prevent loss of heat during steam transfer. What operating pressure indicates a high pressure boiler? - 16 PSI and above