Massachusetts Oil burner Practice 100% Correct Answers | Verified | Latest 2025 Version

Massachusetts Oil burner Practice 100% Correct Answers | Verified | Latest 2025 Version The cross connection between two supply tanks shall not exceed? - Correct Answer 660 gallons When is an automatic draft control not required? - Correct Answer When the equipment is designed to control the draft. Combustion performance testing can indicate: - Correct Answer Improper air oil mixture, too much combustion air, and low pump pressure. If a second oil-burning appliance is installed in a single chimney, you must insure: - Correct Answer Sufficient draft is available for safe operation of all connected equipment. Delayed ignition can be caused by: - Correct Answer Weak ignition transformer You should replace the oil burner nozzle with: - Correct Answer The manufacturers recommended nozzle spray pattern and spray angle. Viscosity problems can be corrected by: - Correct Answer Decreasing the nozzle size and increasing the pump pressure accordingly The minimum operating pressure of an oil pump is: - Correct Answer 100 PSI If a stack relay fails you, must? - Correct Answer Replace it with an approved type controller Aquastats are normally found on what type of heating systems? - Correct Answer Hydronic