A Practical, No-Nonsense Guide for South African Contractors If there’s one thing that can bring an excavator to its knees faster than a blown hose or a leaking final drive, it’s an overheating hydraulic system. Not only does it slow down your productivity, but it also puts every major hydraulic component at risk: pumps, motors, cylinders, seals, and even the hydraulic oil itself. And here’s the catch — overheating is almost always preventable. This guide breaks down why exca

When you think about an excavator’s hydraulic system, the first parts that come to mind are usually the pump, the cylinders, and the control valves. These are the muscle and the brains of the machine’s movement. But sitting quietly between the engine and the hydraulic pump is an often-overlooked hero — the pump bell housing . It may look like a simple chunk of cast metal, but the bell housing plays a critical structural, alignment, and vibration-damping role  that directly im