Which element is NOT part of the visual inspection for aerial devices?

During a visual inspection for aerial devices, the primary focus is on components that impact the operational safety and functionality of the apparatus. The elevating platform assembly and ladder rungs are critical elements that should be visually checked for signs of wear or damage, as these parts are directly involved in the operation and safety of the aerial device when deployed.

Equipment encompasses a broad range of items that are necessary for the proper functioning of the aerial apparatus, ensuring that all accessories are in place and functioning correctly. This includes checking for any visible issues that could affect performance during use.

In contrast, while checking the hydraulic fluid level is essential for the safe operation of the aerial device, it typically falls under routine maintenance rather than a visual inspection. This component requires more than just visual confirmation; it necessitates checking the gauge and potentially adding fluid, which indicates its classification as a maintenance task rather than a visual inspection item. Thus, the hydraulic fluid level is the correct answer as it is not part of the primary visual inspection checklist.