301.01.0016 Unloader Valve for WABCO Systems
301.01.0016
Summary
High-performance unloader valve designed for heavy commercial vehicle air brake systems. Features M22x1.5 ports, 7.3 BAR cut-out pressure, and high-strength components to ensure reliable pressure regulation in demanding environments. Compatible with WABCO systems and various heavy-duty vehicle brands. Equivalent to OE DAF 0513733, Evobus 8283699000 and Iveco 02516892.
| EAN Code | 8683457011014 |
|---|
Ready to Order
Compatible OEM Codes
-
IVECO
- 500005822
- 42470088
- 42085762
- 42085760
- 04826204
- 04784409
- 04775738
- 04775737
- 04775736
- 04775735
- 04700994
- 02808514
- 02521211
- 02516973
- 02516923
- 02516892
-
MERCEDES BENZ
- 002 431 60 06
- 002 431 35 06
- 001 431 99 06
- 001 431 82 06
- 001 431 43 06
- 001 431 42 06
- 001 431 41 06
- 001 431 22 26
- 001 431 22 06
-
MAN
- 81.52101-6281
- 81.52101-6235
- 81.52101-6081
- 81.52101-6073
- 81.52101-6022
-
DAF
- 1518279
- 0513733
-
WABCO
- 975 303 447 0
-
TEREX
- 46131340
-
RENAULT TRUCKS
- 5000241771
-
O&K
- 4510390
-
EVOBUS
- 8283699000
Description
What does an unloader valve do?
This unloader valve plays a critical role in the pneumatic brake system of heavy commercial vehicles by regulating air pressure within the compressor system. By managing the air release at a precise cut-out pressure of 7.3 BAR, it ensures the system operates within safe and efficient parameters. The unit is constructed from high-strength components to withstand continuous pressure fluctuations.Vehicle and engine compatibility
This component is compatible with several heavy-duty vehicle brands including DAF, Evobus, Iveco, MAN, Mercedes-Benz, O&K, Renault Trucks, and Terex. It is specifically designed to work seamlessly within WABCO systems to maintain stable pneumatic operation across various heavy commercial applications.Installation and maintenance
For proper installation, technicians should verify the port connections, as this model features M22x1.5 thread sizes on Port 1 and Port 21. It is essential to ensure that all seals are correctly seated during assembly to prevent pressure leaks in the air brake system. Regular inspection of the valve during routine service can help prevent system over-pressurization.System performance
Consult your authorized distributor.OE cross-reference
301.01.0016 (Unloader Valve) is the equivalent of the DAF, Evobus, Iveco, MAN, Mercedes-Benz, O&K, Renault Trucks, Terex and WABCO OE numbers. This part directly replaces DAF OE numbers 0513733, 1518279. It also replaces Evobus OE number 8283699000, Iveco OE numbers 02516892, 02516923, 02516973, 02521211, 02808514, 04700994, 04775735, 04775736, 04775737, 04775738, 04784409, 04826204, 42085760, 42085762, 42470088, 500005822, MAN OE numbers 81521016022, 81521016073, 81521016081, 81521016235, 81521016281, Mercedes-Benz OE numbers 0014312206, 0014312226, 0014314106, 0014314206, 0014314306, 0014318206, 0014319906, 0024313506, 0024316006, O&K OE number 4510390, Renault Trucks OE number 5000241771, Terex OE number 46131340 and WABCO OE number 9753034470.Technical Specifications
| Port 1 | M22x1,5 |
|---|---|
| Port 4 | - |
| Port 21 | M22x1,5 |
| Port 23 | - |
| Plugged | OK |
| Cut-Out Pressure | 7,3 BAR / 0,2 BAR |
| Inflation Valve | OK |
| Recycle Valve | OK |
| Port 22 | FITTING/KÖR TAPA |
Other OEMs
DAF
- 1518279
- 0513733
EVOBUS
- 8283699000
IVECO
- 500005822
- 42470088
- 42085762
- 42085760
- 04826204
- 04784409
- 04775738
- 04775737
- 04775736
- 04775735
- 04700994
- 02808514
- 02521211
- 02516973
- 02516923
- 02516892
MAN
- 81521016281
- 81521016235
- 81521016081
- 81521016073
- 81521016022
- 81.52101-6281
- 81.52101-6235
- 81.52101-6081
- 81.52101-6073
- 81.52101-6022
MERCEDES BENZ
- A0024316006
- A0024313506
- A0014319906
- A0014318206
- A0014314306
- A0014314206
- A0014314106
- A0014312226
- A0014312206
- 002 431 60 06
- 002 431 35 06
- 001 431 99 06
- 001 431 82 06
- 001 431 43 06
- 001 431 42 06
- 001 431 41 06
- 001 431 22 26
- 001 431 22 06
O&K
- 4510390
RENAULT TRUCKS
- 5000241771
TEREX
- 46131340
WABCO
- 9753034470
- 975 303 447 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| DAF | |||
| EVOBUS | |||
| IVECO | |||
| MAN | |||
| MERCEDES BENZ | |||
| O&K | |||
| RENAULT TRUCKS | |||
| TEREX | |||
| WABCO |
FAQ
What is the function of this unloader valve?
The unloader valve regulates air pressure in the compressor system by automatically releasing air at a set threshold, specifically 7.3 BAR in this model.
Which vehicle brands are compatible with this part?
This component is compatible with DAF, Evobus, Iveco, MAN, Mercedes-Benz, O&K, Renault Trucks, and Terex vehicles.
What are the technical port specifications?
This valve features M22x1.5 thread sizes on Port 1 and Port 21 to ensure secure integration into existing pneumatic lines.
How can I ensure correct fitment for my fleet?
Always verify that the port sizes and cut-out pressure requirements match your specific WABCO or OEM system requirements before installation.
What are the OE reference numbers of this part?
301.01.0016 directly replaces DAF OE numbers 0513733, 1518279. It also replaces Evobus OE number 8283699000, Iveco OE numbers 02516892, 02516923, 02516973, 02521211, 02808514, 04700994, 04775735, 04775736, 04775737, 04775738, 04784409, 04826204, 42085760, 42085762, 42470088, 500005822, MAN OE numbers 81521016022, 81521016073, 81521016081, 81521016235, 81521016281, Mercedes-Benz OE numbers 0014312206, 0014312226, 0014314106, 0014314206, 0014314306, 0014318206, 0014319906, 0024313506, 0024316006, O&K OE number 4510390, Renault Trucks OE number 5000241771, Terex OE number 46131340 and WABCO OE number 9753034470.