303.06.0142 ALB Load Sensing Valve for MAN
303.06.0142
Summary
This ALB Load Sensing Valve is designed for heavy commercial vehicle brake systems, specifically compatible with MAN. It features high-strength components including M22x1.5 Voss ports and M16x1.5 Voss port 4 to ensure precise pressure regulation between 0.4 BAR and 8 BAR. Equivalent to OE MAN 81521616403 and WABCO 4757111360.
| EAN Code | 8683457051591 |
|---|
Ready to Order
Compatible OEM Codes
-
WABCO
- 475 711 136 0
-
MAN
- 81.52161-6403
Description
What does an ALB load sensing valve do?
This ALB load sensing valve plays a critical role in the pneumatic braking system of heavy commercial vehicles. By adjusting the brake pressure based on the current load, it ensures optimal stopping distances and prevents brake lock-up under varying weight conditions. This component is built with high-strength components to withstand the rigors of heavy-duty service.Vehicle and engine compatibility
The valve is engineered for compatibility with MAN vehicles and is also fitted to MAN trucks in various configurations. It operates seamlessly within complex pneumatic circuits, ensuring that the braking force scales accurately with the vehicle's weight distribution.Installation and maintenance guidance
For professional installation, technicians should verify the port specifications: Port 1 utilizes M22x1.5 Voss, while Port 2 features dual M22x1.5 Voss connections, and Port 4 uses an M16x1.5 Voss fitting. Ensuring correct torque on these connections is vital for maintaining system integrity during heavy-duty operation.Troubleshooting and selection
Regular inspection of the load-sensing mechanism is recommended to prevent uneven braking performance. When replacing, always ensure the new valve matches the specific pressure requirements of the vehicle's braking architecture to maintain safety standards.OE cross-reference
303.06.0142 (ALB Load Sensing Valve) is the equivalent of the MAN and WABCO OE numbers. This part directly replaces MAN OE number 81521616403. It also replaces WABCO OE number 4757111360.Technical Specifications
| Empty Pressure Port 41/42 | 0,4 BAR |
|---|---|
| Empty Pressure Port 2 | 1,8 BAR |
| Full Pressure Port 2 | 8 BAR |
| Full Pressure Port 41/42 | 7,5 BAR |
| Port 1 | M22x1,5 Voss |
| Port 2 | M22x1,5 Voss(x2) |
| Port 4 | M16x1,5 Voss |
Other OEMs
MAN
- 81521616403
- 81.52161-6403
WABCO
- 4757111360
- 475 711 136 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MAN | |||
| WABCO |
FAQ
What is the primary function of this ALB load sensing valve?
The valve automatically adjusts the pneumatic brake pressure according to the current load of the vehicle, ensuring safe and consistent braking performance.
Which vehicle brands is this component compatible with?
This specific valve is designed for compatibility with MAN vehicles and functions within systems compatible with WABCO.
What are the technical port specifications for this part?
The unit features Port 1 as M22x1.5 Voss, Port 2 as dual M22x1.5 Voss, and Port 4 as M16x1.5 Voss.
How can I identify if a load sensing valve needs replacement?
Technicians should look for symptoms like uneven braking or inconsistent pressure regulation between the 0.4 BAR empty and 8 BAR full pressure thresholds.
What are the OE reference numbers of this part?
303.06.0142 directly replaces MAN OE number 81521616403. It also replaces WABCO OE number 4757111360.