Podcast
Questions and Answers
What could happen if the low atomizing medium cut-off switch is defective or improperly adjusted?
What could happen if the low atomizing medium cut-off switch is defective or improperly adjusted?
- The flame safeguard control will prevent poor quality oil flames.
- The burner may not extinguish before flame failure occurs. (correct)
- The burner will produce high-quality flames consistently.
- The burner will shut down before flame failure.
What is a common reason for flame scanners to fail sooner than their expected lifespan of 40,000 hours?
What is a common reason for flame scanners to fail sooner than their expected lifespan of 40,000 hours?
- Exposure to high temperature (correct)
- Incorrect alignment
- Lack of annual maintenance
- Inadequate cooling air
What should be checked during annual burner maintenance in relation to flame rods?
What should be checked during annual burner maintenance in relation to flame rods?
- Replacement frequency
- Proximity to flame
- Amount of cooling air
- Warpage and alignment (correct)
What can cause ceramic insulators to fail and short out the flame rod?
What can cause ceramic insulators to fail and short out the flame rod?
In the case of repeated flame failures, what could be a potential issue if all normal operating parameters are met?
In the case of repeated flame failures, what could be a potential issue if all normal operating parameters are met?
What should be done immediately if an FD fan fails and the combustion air proving switch does not shut down the burner?
What should be done immediately if an FD fan fails and the combustion air proving switch does not shut down the burner?
Why is it important to thoroughly purge the furnace after repairing an FD fan and ensuring the combustion air proving switch operates correctly?
Why is it important to thoroughly purge the furnace after repairing an FD fan and ensuring the combustion air proving switch operates correctly?
What action is recommended if there is a failure of the electric motor in an FD fan?
What action is recommended if there is a failure of the electric motor in an FD fan?
What is a potential consequence of inadequate atomizing medium pressure for air or steam-atomized burners?
What is a potential consequence of inadequate atomizing medium pressure for air or steam-atomized burners?
What is an expected lifespan for UV scanners before they need replacement?
What is an expected lifespan for UV scanners before they need replacement?
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