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

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...

which centrifugal pump component prevents reverse flow of liquid through the pump - correct answer check valve what is used to make fluid move from one location to another - correct answer pump what centrifigual pump component prevents overheating of the pump - correct answer recirculation line what centrifugal pump component rotates and causes centri...

Custodian Test Prep Class 89 Questions with Verified Answers 10% - CORRECT ANSWER In high pressure electric generating plants in large buildings, heating the feed water from 70f to 180f with exhaust steam usually will decrease the fuel consumption by... Steam pipe in the room before the pneumatic steam valve - CORRECT ANSWER The direct room radiator with a pneumatically controlled steam heating system is cold, while the adjoining rooms are heated adequately. The first thing you would check...

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...

MN Boiler Exam with absolute solution 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 Tu...

Wastewater collections latest 2023 graded A+ What is a unusually strong wastewater discharged from a waste source? A sock load The four categories of wastewater characteristics are? physical, chemical, bacteriological, and radiological. The amount of wastewater collected depends on? economic status, water rates, climate, infiltration/inflow, and industry. Physical characteristics are detected by the senses such as? smell and sight When anaerobic decomposition begins producing acid and odorou...

The Official CSIA Exam Study Cards. Top Exam Questions & Answers. _________ operated dampers shall not be placed in chimneys, vents or connectors of stoker-fired, liquid or gas - burning appliances. - -Manually 3 1/2 " thick masonry wall without ventilated air space allows you to reduce clearances by how much? - -33% 24 gauge sheet metal is thinner than 26 gauge metal true or false? - -False A _____ is a fixed metal plate between the firebox and stove flue collar designed to increase c...

Cast iron fittings can be used in heating fuel systems? - Answer- False Tank vent shall terminate - Answer- Within 12 feet of the fill and visible from the fill Tanks exceeding 330 gallons must have - Answer- Top supply connection Fuel return piping from an appliance shall - Answer- Enter the top of the tank Oil appliances burning used oil shall only be installed - Answer- In commercial or industrial occupancies Technician must be present for filling of new oil tank - Answer- Fals...

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...

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...