Boiler components - Study guides, Class notes & Summaries

ABSA 5th Class Questions with 100% Correct Answers Where are the return openings located regarding air distribution systems? -answerReturn air openings are located on inner walls. The minimum temperature of the water used in a hydrostatic test of a boiler cannot be less than what temperature? -answer20 degrees Celsius Which of the following are causes of pressure explosions? 1. effects of corrosion 2. weak pilot flame 3. stressed material due to heating too quickly 4. insufficient purg...

Ohio stationary steam engineer Exam Questions and Answers 100% Pass Combustion efficiency may be increased by_____ the primary air - Correct Answer ️️ -Preheating What is the purpose of cinder reinjection? - Correct Answer ️️ -increase efficiency 2 forces of equal intensity acting in opposite directions is? - Correct Answer ️️ -tension What is true about the dew poimt of flue gasses - Correct Answer ️️ -dew point is the temp at which the gasses will condense What will not...

Practice Questions builder with 100% Correct Answers Globe Valve - Correct Answer ️️ -A valve that should be used for throttling is a? 30-70 - Correct Answer ️️ -what is the acceptable range for residual sodium sulfite in the boiler maintain? 146,000 - Correct Answer ️️ -what is the BTU content of a Gallon of #4? Brine - Correct Answer ️️ -what does a zeolite water softener system use as a means of regeneration? Backwash, - Correct Answer ️️ -what are the steps for a Z...

Globe Valve - Answer A valve that should be used for throttling is a? 30-70 - Answer what is the acceptable range for residual sodium sulfite in the boiler maintain? 146,000 - Answer what is the BTU content of a Gallon of #4? Brine - Answer what does a zeolite water softener system use as a means of regeneration? Backwash, - Answer what are the steps for a Zeolite rejuvenation water softener process? Condenser - Answer Where is medium temperature liquid found in a refr...

Ohio stationary steam engineer Exam Questions and Answers 100% Pass Combustion efficiency may be increased by_____ the primary air - Correct Answer ️️ -Preheating What is the purpose of cinder reinjection? - Correct Answer ️️ -increase efficiency 2 forces of equal intensity acting in opposite directions is? - Correct Answer ️️ -tension What is true about the dew poimt of flue gasses - Correct Answer ️️ -dew point is the temp at which the gasses will condense What will not...

HVACR UNIT 55 QUESTIONS AND ANSWERS ALREADY PASSED A major difference between the operation of an oil furnace and a gas furnace is that: The oil must be atomized before ignition. An oil furnace heat exchanger is built: Like a drum. How are oil burner nozzles rated? Cone shape, spray angle, and GPH Modern residential oil furnaces sense the flames using: A cadmium sulfide cell. Sealed combustion oil furnaces use: High static oil burners. Select the functions that the primary co...

Ohio stationary steam engineer Exam Questions And Answers 100% Solved Combustion efficiency may be increased by_____ the primary air - answerPreheating What is the purpose of cinder reinjection? - answerincrease efficiency 2 forces of equal intensity acting in opposite directions is? - answertension What is true about the dew poimt of flue gasses - answerdew point is the temp at which the gasses will condense What will not cause high stack temps? - answerplugged dry pipe What is true abo...

ABSA 5th Class | 250 Questions | With Completed Solutions. Where are the return openings located regarding air distribution systems? Return air openings are located on inner walls. The minimum temperature of the water used in a hydrostatic test of a boiler cannot be less than what temperature? 20 degrees Celsius Which of the following are causes of pressure explosions? 1. effects of corrosion 2. weak pilot flame 3. stressed material due to heating too quickly 4. insuffic...

Ohio stationary steam engineer Exam Questions And Answers 100% Solved Combustion efficiency may be increased by_____ the primary air - answerPreheating What is the purpose of cinder reinjection? - answerincrease efficiency 2 forces of equal intensity acting in opposite directions is? - answertension What is true about the dew poimt of flue gasses - answerdew point is the temp at which the gasses will condense What will not cause high stack temps? - answerplugged dry pipe What is true abo...

LOW PRESSURE LICENSING EXAM What is the result of accumulation of large amounts of dissolved minerals such as calcium and magnesium on the boiler heating surface? a) Caustic embrittlement b) Scale c) Pitting d) Corrosion - correct answer b) Scale Feedwater is heated to remove _____ from the boiler water to prevent corrosion. a) Oxygen b) CO2 c) Hydrogen d) Scale - correct answer a) Oxygen _____ draft is air that is pulled through the boiler by a fan. a) Induced b) Natural c) Forced d) Com...