Wabco 9640060190 Servo Bellows Valve

Description

The Wabco 9640060190 Servo Bellows Valve is a critical component in the cabin tilt mechanism of semitrailer tractors. This valve regulates the air pressure to allow for smooth and controlled tilting of the cabin, enhancing driver comfort and facilitating access for maintenance. It features a diameter of 140.0 mm and dimensions of 110 x 115 x 410 mm, ensuring compatibility within the cabin assembly. Designed to meet OE specifications, this valve provides reliable performance and durability across a temperature range of -35°C to +80°C and a maximum operating pressure of 25.0 bar. With quick connection ports of 6 mm, installation is simplified, contributing to efficient serviceability.

Key Features & Benefits

This valve basically controls the flow of hydraulic fluid to the cabin tilt mechanism. Think of it as a precise gatekeeper. It doesn’t make the cabin tilt, it directs the power steering fluid to the hydraulic cylinder that actually does the lifting and lowering. It regulates how fast and how smoothly that happens. It has a rubber bellows – that’s the flexible, accordion – like part – that expands and contracts to control the fluid flow. It’s part of the system that lets you tilt the entire cab forward. This is really common on a lot of trucks, mostly for access to the engine and other components underneath. It’s a crucial component in that process. It receives signals from the cab tilt switch and translates that into fluid movement. Without it functioning properly, the cab won’t tilt, or it’ll do it erratically.

Symptoms, Risks & Replacements

Well, if this valve goes bad, you’ll notice if you try to tilt the cab. It might be really slow, jerky, or not work at all. That’s a big deal because you need to be able to get under the hood for regular maintenance and repairs. It can also cause other issues in the hydraulic system if it’s leaking or malfunctioning. These parts aren’t always super durable, especially with road salt and grime getting to them. You can find these parts, and a lot of other cabin tilt components, over at Fixparts Online if you’re looking to replace it yourself. They're generally a straightforward replacement, but it's important to get the right one for your specific make and model.

Warranty Information

Wabco Servo Bellows Valve (MPN 9640060190) comes with a 1-year warranty.