The oil vent pipe allows Study guides, Class notes & Summaries

MN Boiler Exam Latest Questions & Answers. Cast Iron Sectional Boiler Like Bread, sections in between are intermediate. Held together with push nipples and stay bolts. No special foundation required Expandable (can add more centers to increase heating capacity) Boiler trim mounted on end sections Disadvantage: Always low pressure Advantage: corrosion resistant Firetube boiler used for heating and process Gas/heat of combustion on one side and water on outside. Horizontal Return Tub...

Oil Burner License Exam Questions With Complete Solutions. What is the first thing a tech should do when arriving at a no combustion call? Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. False When in the presence of a flame, a cad ce...

NORA Study Guide Questions With 100% Correct Answers. The key final adjustment for most oil burners is? Combustion Air Dirt or lint build-up in the bevel of the burner fan blades will? Reduce the blade bevel and reduce the amount of air delivered To change the air ratio for different firing rates with an adjustable head burner you? Move the head forward or backward, against or away from the ring closing or opening the tertiary slot One advantage of high static pressure burners is? Allo...

Power Engineering ABSA 4B (Panglobal 4th Class ABSA study set) Questions With 100% Correct Answers. After a bearing has been removed for cleaning, it should be soaked for a period of _____ hours in clean solvent. A) 12 to 16 B) 12 to 14 C) 14 to 16 D) 10 to 12 E) 15 to 16 A If an oil's viscosity changes a great deal with little temperature change, it will then have a: A) High pour point B) High carbon residue C) High viscosity index D) Low pour point E) Low viscosity index ...

MN Boiler Exam Latest Questions & Answers. Cast Iron Sectional Boiler Like Bread, sections in between are intermediate. Held together with push nipples and stay bolts. No special foundation required Expandable (can add more centers to increase heating capacity) Boiler trim mounted on end sections Disadvantage: Always low pressure Advantage: corrosion resistant Firetube boiler used for heating and process Gas/heat of combustion on one side and water on outside. Horizontal Return Tub...

1. The efficiency of the refrigerant cycle is affected by the operation of the condenser. of the following, a more efficient centrifugal compressor operation results from Answer: Lowering the condensing pressure 2. The heat removed from the refrigerant in a condenser is Answer: Sensible and Latent Heat 3. The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You have been assigned to withdraw refrigerant for storage in suitable containers. Accord...

MN Boiler Exam Latest Questions & Answers. Cast Iron Sectional Boiler Like Bread, sections in between are intermediate. Held together with push nipples and stay bolts. No special foundation required Expandable (can add more centers to increase heating capacity) Boiler trim mounted on end sections Disadvantage: Always low pressure Advantage: corrosion resistant Firetube boiler used for heating and process Gas/heat of combustion on one side and water on outside. Horizontal Return Tub...

RMO Final Exam Questions and Complete Solutions A standpipe system will be out of service for two days. How long should there be a fire Watch? A) The first 24 hours B) The entire time the standpipe is out of service C) The first 12 hours D)The last 12 hours of the day - Answer: The entire time the standpipe is out of service. The only refrigerant temperature chart available to a refrigerant engineer lists the temperature in degrees Celsius. If the chart indicates a Celsius temperat...

Air Heater. - Answer- . An indirect-fired appliance intended to supply heated air for space heating and other purposes, but not intended for permanent installation. Air pressure switch . - Answer- An electrical switch designed to prove that the proper draft has been established by the power venter or burner and allows the burner to operate. If the power venter or burner is not performing so as to satisfy the operating requirements of the equipment for safe performance, the switch will de-ener...

Oil Burner License Exam Questions and Answers (Graded A) What is the first thing a tech should do when arriving at a no combustion call? - Answer ️️ - Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer ️️ --Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer ️️ -F...