Wabco 9617036444 Locking

Description

This Wabco locking valve is a critical component within air brake systems, designed to securely hold air pressure and prevent brake release. It is used in commercial vehicles and trailers to ensure reliable braking performance. This valve adheres to OE specifications, providing a direct fit and consistent functionality. Measuring 5 x 73 x 25 mm, it contributes to the overall safety and efficiency of the air brake system.

Key Features & Benefits

This valve basically controls the air pressure to the spring brakes. Think of your spring brakes as a backup system – they physically clamp onto the wheels if you lose air pressure. The locking valve keeps those spring brakes disengaged when everything is normal, letting your regular air brakes do their job. When the driver applies the parking brake, or if the system loses air, this valve locks in place, allowing air to be dumped into the spring brake chambers and applying those emergency brakes. It's a pretty simple idea, but absolutely critical for safety. It’s a key part of the overall air brake system, specifically dealing with the parking brake and the failsafe mechanism. It sits between the air tanks and the spring brakes. It receives signals from the driver, through the brake pedal, and also monitors the system pressure. It’s like a gatekeeper, deciding when to let air flow to hold the spring brakes off, and when to release it to apply them.

Symptoms, Risks & Replacements

Honestly, this is one of those parts you really don’t want to fail. If it malfunctions, your parking brake might not hold, or, even worse, your spring brakes could unexpectedly apply while you’re driving – which would be a really dangerous situation. You’ll notice if one goes bad, usually because the parking brake won’t set properly, or you’ll have trouble releasing the spring brakes. It’s a fairly inexpensive part when you look at what it prevents, and it’s something we always recommend keeping in good shape. You can find a good selection of them over at Fixparts Online if you’re looking to replace it yourself. It acts like a shield, making sure the spring brakes only engage when you want them to, or when a serious issue forces them to.

Warranty Information

Wabco Locking (MPN 9617036444) comes with a 1-year warranty.