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303.06.0078 ALB Load Sensing Valve, Brake System

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303.06.0078 Mercedes-Benz Compatible ALB Load Sensing Valve

303.06.0078

Summary

This ALB load sensing valve is engineered for heavy commercial vehicle brake systems, specifically compatible with Mercedes-Benz. It features M22x1.5 Voss ports and M16x1.5 ports to ensure precise pressure regulation based on vehicle load, maintaining optimal braking performance. Equivalent to OE Mercedes-Benz 0014314412 and WABCO 4757110020.

Product identifiers
EAN Code8683457050952
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Compatible OEM Codes

  • WABCO
    • 475 711 002 0
  • MERCEDES BENZ
    • 001 431 44 12

Description

What does an ALB load sensing valve do?

This ALB load sensing valve plays a critical role in the pneumatic braking system by automatically adjusting brake pressure according to the current vehicle load. By sensing the weight through a linkage or sensor, it ensures that braking force remains consistent and effective, preventing wheel lock-up or excessive braking under varying conditions. It is manufactured with high-strength components to withstand the rigorous demands of heavy commercial vehicle operations.

Vehicle and system compatibility

The component is designed for compatibility with Mercedes-Benz vehicles and is suitable for various heavy-duty applications. It works in tandem with existing braking systems to maintain stability during deceleration. This part is also compatible with WABCO systems.

Installation and maintenance

For proper installation, technicians should verify the port specifications, including the M22x1.5 Voss and M16x1.5 connections. Ensuring that empty pressure port settings and full pressure port settings are correctly calibrated according to the vehicle's weight requirements is essential for safe operation. Regular inspection of sealing components and port integrity is recommended during routine maintenance.

System performance

Consult your authorized distributor.

OE cross-reference

303.06.0078 (ALB Load Sensing Valve) is the equivalent of the Mercedes-Benz and WABCO OE numbers. This part directly replaces Mercedes-Benz OE number 0014314412. It also replaces WABCO OE number 4757110020.

Technical Specifications

Technical Specifications
Empty Pressure Port 41/420,6 BAR
Empty Pressure Port 21,5 BAR
Full Pressure Port 26,5 BAR
Full Pressure Port 41/424,3 BAR
Port 1M16x1,5
Port 2M22x1,5 Voss(x2)
Port 4M16x1,50

Other OEMs

MERCEDES BENZ

  • A0014314412
  • 001 431 44 12

WABCO

  • 4757110020
  • 475 711 002 0

Related Products

Repair Kits

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
MERCEDES BENZ
WABCO

FAQ

What is the primary function of an ALB load sensing valve?
It adjusts the air brake pressure based on the actual load of the vehicle, ensuring consistent braking performance regardless of weight.
What are the port specifications for this component?
The valve features M16x1.5 ports and M22x1.5 Voss ports (x2) to facilitate secure pneumatic connections.
Which vehicle brands are compatible with this valve?
This specific unit is compatible with Mercedes-Benz vehicles and is also suitable for use within WABCO systems.
How can I identify if my ALB valve needs replacement?
Technicians should look for uneven braking, inconsistent pressure regulation, or visible leaks around the M16 or M22 ports.
What are the OE reference numbers of this part?
303.06.0078 directly replaces Mercedes-Benz OE number 0014314412. It also replaces WABCO OE number 4757110020.