Float and electrode switches in wet wells should be checked to confirm what?

Float and electrode switches in wet wells play a crucial role in monitoring and controlling water levels effectively. The correct answer highlights the significance of ensuring that the controls are responding appropriately to changes in water levels. This means checking that the switches activate or deactivate as intended when the water level rises or falls. Properly functioning controls are crucial for maintaining the operational integrity of the wastewater system, preventing overflow situations, and ensuring pumps start and stop as needed based on those water levels.

Assessing the response of the controls guarantees that any automatic or manual systems in place for managing wastewater flow are reliable and effective, contributing to overall system safety and efficiency. If the controls do not respond properly, this could lead to significant operational problems, including excessive flooding or inadequate drainage.

The other options pertain to specific maintenance or operational aspects that, while important, do not directly relate to ensuring the response of controls to water levels, which is the primary focus of monitoring floats and electrodes.