Wabco 9640060220 Servo Bellows Valve

Description

The Wabco 9640060220 is a Servo Bellows Valve designed for cabin tilt mechanisms in commercial vehicles. It is primarily used in the rear platform vehicle applications for MAN TGA, TGS, and TGX series trucks. This valve maintains consistent and reliable cabin positioning, enhancing driver comfort and safety. The valve features a 140.0 mm diameter, a 273 mm length, and overall dimensions of 121 x 123 x 375 mm. It operates effectively within a temperature range of -35°C to +80°C and supports a maximum operating pressure of 25.0 bar, utilizing quick connection ports with a 6 mm diameter. Constructed to OE specification, this bellows valve delivers consistent performance and durability.

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 9640060220) comes with a 1-year warranty.