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What is the purpose of regularly scheduled checks on safety devices in a boiler plant?
What is the purpose of regularly scheduled checks on safety devices in a boiler plant?
- To increase the temperature of the boiler plant
- To check the water level in the boiler plant
- To ensure the safety and reliability of the boiler plant (correct)
- To decrease the efficiency of the boiler plant
According to ASME CSD-1, how often should the flame failure detection systems be checked?
According to ASME CSD-1, how often should the flame failure detection systems be checked?
- Yearly
- Weekly (correct)
- Daily
- Monthly
When should the tests on flame failure detection systems be performed?
When should the tests on flame failure detection systems be performed?
- After the boiler has been turned off for at least 24 hours
- While the boiler is operating (correct)
- Only during emergency situations
- During the annual maintenance shutdown
What precaution is given when testing flame safeguard devices on a boiler?
What precaution is given when testing flame safeguard devices on a boiler?
What should operators always consult regarding the testing and maintenance of safety limit controls?
What should operators always consult regarding the testing and maintenance of safety limit controls?
What should be done if the test for Gas Burner with Electronic Flame Rod and Continuous Pilot is successful?
What should be done if the test for Gas Burner with Electronic Flame Rod and Continuous Pilot is successful?
What should be the time taken for the safety shut-off valve to close when performing a specific test on a Gas Burner with an Electronic Flame Rod and Continuous Pilot?
What should be the time taken for the safety shut-off valve to close when performing a specific test on a Gas Burner with an Electronic Flame Rod and Continuous Pilot?
What must be done before closing the pilot burner test firing valve to prevent a furnace explosion?
What must be done before closing the pilot burner test firing valve to prevent a furnace explosion?
What is the response of the programmed combustion control when checking the main flame failure response?
What is the response of the programmed combustion control when checking the main flame failure response?
What is an important maintenance practice for older programmed combustion controls using drum control sequencers?
What is an important maintenance practice for older programmed combustion controls using drum control sequencers?
What is the recommended frequency for testing the low gas pressure cut-off switch according to ASME CSD-1?
What is the recommended frequency for testing the low gas pressure cut-off switch according to ASME CSD-1?
What can be used to test airflow proving switches as per the text?
What can be used to test airflow proving switches as per the text?
How often should safety and safety relief valves in a hot water heating boiler be tested, according to Table 1?
How often should safety and safety relief valves in a hot water heating boiler be tested, according to Table 1?
What happens if the scanner fires excessively when exposed to ambient light, based on the text?
What happens if the scanner fires excessively when exposed to ambient light, based on the text?
When should manual try lever tests be performed on safety valves in steam power boilers?
When should manual try lever tests be performed on safety valves in steam power boilers?
What is the purpose of an accumulation test for a safety valve?
What is the purpose of an accumulation test for a safety valve?
What is a similarity between an accumulation test and a pop test?
What is a similarity between an accumulation test and a pop test?
According to ASME guidelines, what should be kept in service during an accumulation test?
According to ASME guidelines, what should be kept in service during an accumulation test?
What is the maximum acceptable pressure during an accumulation test for a boiler with a MAWP of 1200 kPa and a safety valve set to 1150 kPa?
What is the maximum acceptable pressure during an accumulation test for a boiler with a MAWP of 1200 kPa and a safety valve set to 1150 kPa?
What does ASME BPVC IV Part HG-400.1(e) specify regarding safety valve capacity for steam boilers?
What does ASME BPVC IV Part HG-400.1(e) specify regarding safety valve capacity for steam boilers?
What is the purpose of conducting a pop test on a safety valve?
What is the purpose of conducting a pop test on a safety valve?
Why must the safety valve not be opened with the hand lifting gear when the steam pressure is less than 75% of the set pressure?
Why must the safety valve not be opened with the hand lifting gear when the steam pressure is less than 75% of the set pressure?
What should be done if a safety valve fails to open at the required popping pressure during a pop test?
What should be done if a safety valve fails to open at the required popping pressure during a pop test?
According to ASME BPVC IV, Part HG-401.1, what should be done if a safety valve does not open in the 13 to 17 psi range (85 to 115 kPa)?
According to ASME BPVC IV, Part HG-401.1, what should be done if a safety valve does not open in the 13 to 17 psi range (85 to 115 kPa)?
What is the acceptable range of reseat pressures for a low-pressure steam boiler safety valve that pops open at 95 kPa?
What is the acceptable range of reseat pressures for a low-pressure steam boiler safety valve that pops open at 95 kPa?
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