What should be checked for fluid issues on the hydraulic and lifting cylinders?

Fluid leakage is a critical maintenance check for hydraulic and lifting cylinders because it can indicate a failure in the hydraulic system. Hydraulic systems rely on the integrity of their seals and connections to maintain pressure and function effectively. Any signs of fluid leakage can compromise the performance of the apparatus, leading to potential operational failures and safety hazards during aerial operations.

In the context of aerial fire apparatus, even a small leak can cause a significant drop in hydraulic pressure, which directly affects the lift capability and stability of the aerial device. Thus, regular inspection for fluid leakage is essential to ensure that the hydraulic system is functioning properly and safely.

While other factors, such as air pressure, temperature levels, and visual scratches, are also relevant in the overall maintenance of hydraulic systems, fluid leakage is particularly critical because it directly impacts the hydraulic fluid's ability to perform its functions. Regular checks for leaks help ensure the reliability and efficiency of the aerial fire apparatus in emergency situations.