303.06.0033 Compatible ALB Load Sensing Valve
303.06.0033
Summary
This ALB load sensing valve is designed for heavy commercial vehicle brake systems, ensuring precise pressure regulation. It features specific port configurations including M22x1.5, M16x1.5, and M12x1.5, providing high-strength component performance for reliable braking control in demanding environments. Equivalent to OE WABCO 4757155210.
| EAN Code | 8683457010338 |
|---|
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Compatible OEM Codes
-
WABCO
- 475 715 521 0
Description
What does an ALB load sensing valve do?
This ALB load sensing valve plays a critical role in the pneumatic braking system by adjusting braking force based on the vehicle's load. By regulating air pressure delivery, it ensures stable braking performance and prevents wheel lock-up under varying weight conditions. It is built with heavy-duty grade materials to withstand high-pressure fluctuations.System compatibility and fitment
This component is compatible with WABCO systems and meets the technical requirements for heavy commercial vehicle brake modulation. It is engineered to maintain precise pressure settings across multiple ports to ensure optimal system stability.Installation and maintenance
The valve features a complex port arrangement including M22x1.5, M16x1.5, and M12x1.5 connections to ensure correct installation. Technicians should verify the pressure port settings, such as the 4.8 BAR specification for empty pressure ports, during installation to ensure correct load sensing calibration.Troubleshooting and selection
Regular inspection of the pneumatic connections and port integrity is recommended to prevent air leaks or improper pressure regulation in the braking circuit.OE cross-reference
303.06.0033 (ALB Load Sensing Valve) is the equivalent of the WABCO OE number. This part directly replaces WABCO OE number 4757155210.Technical Specifications
| Port 1 | M16x1,5 |
|---|---|
| Port 2 | M22x1,5 (x2) - M16x1,5 (x4) |
| Port 4 | M22x1,5 |
| Port 41 | M12x1,5 |
| Port 42 | M12x1,5 |
| Empty Pressure Port 41 | 4,8 BAR |
| Empty Pressure Port 42 | 4,8 BAR |
| Full Pressure Port 41 | 4,8 BAR |
| Full Pressure Port 42 | 4,8 BAR |
| Port 1-2 | M22 x1,5 |
| Port 43 | M16x1,5 |
Other OEMs
WABCO
- 4757155210
- 475 715 521 0
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| WABCO |
FAQ
What is the function of an ALB load sensing valve?
It regulates the air pressure sent to the braking system based on the actual load of the vehicle, ensuring consistent stopping power.
Which systems is this valve compatible with?
This specific model is designed to be compatible with WABCO systems in heavy commercial vehicle applications.
What are the technical port specifications?
The unit features various connection sizes including M22x1.5, M16x1.5, M12x1.5, and M22x1.5 ports for precise pneumatic integration.
How can I identify a faulty load sensing valve?
Technicians may observe uneven braking force or air pressure inconsistencies when checking the 4.8 BAR empty pressure port settings.
What are the OE reference numbers of this part?
303.06.0033 directly replaces WABCO OE number 4757155210.