301.01.0022 Unloader Valve for DAF MAN Mercedes-Benz
301.01.0022
Summary
This heavy-duty unloader valve is designed for air brake systems, featuring M22x1,5 ports and a 10,0 BAR cut-out pressure. It is compatible with DAF, MAN, Mercedes-Benz, and Renault Trucks to ensure reliable pressure regulation. Equivalent to OE DAF 1518286, MAN 81521016097 and Mercedes-Benz 0014316106.
| EAN Code | 8683457011076 |
|---|
Ready to Order
Compatible OEM Codes
-
MERCEDES BENZ
- 002 431 84 06
- 002 431 50 06
- 002 431 44 06
- 001 431 91 06
- 001 431 90 06
- 001 431 65 06
- 001 431 61 06
-
MAN
- 81.52101-6277
- 81.52101-6201
- 81.52101-6146
- 81.52101-6145
- 81.52101-6129
- 81.52101-6097
-
WABCO
- 975 303 503 0
-
RENAULT TRUCKS
- 5001000006
-
MERITOR
- S9753035030
-
DAF
- 1518286
Description
What does an unloader valve do?
This unloader valve plays a critical role in the pneumatic brake system by regulating air pressure levels. It ensures that the compressor system operates within safe parameters by releasing excess air once the set threshold is reached. Constructed from high-strength components, this part provides the durability required for heavy commercial vehicle operations.Vehicle compatibility and systems
This component is designed to fit various heavy-duty models including Mercedes-Benz, MAN, DAF, and Renault Trucks. It is also compatible with WABCO systems and Meritor components to ensure seamless integration into the existing air brake architecture.Installation and maintenance
Installation involves verifying the M22x1,5 port connections and ensuring the recycle valve function is operational. Technicians should check that the cut-out pressure maintains the specified 10,0 BAR threshold during system testing to prevent over-pressurization of the pneumatic lines.System reliability
Regular inspection of the valve ports and seals can help prevent air leaks in the brake system. Maintaining consistent pressure regulation helps protect other pneumatic components from excessive wear.OE cross-reference
301.01.0022 (Unloader Valve) is the equivalent of the DAF, MAN, Mercedes-Benz, Meritor, Renault Trucks and WABCO OE numbers. This part directly replaces DAF OE number 1518286. It also replaces MAN OE numbers 81521016097, 81521016129, 81521016145, 81521016146, 81521016201, 81521016277, Mercedes-Benz OE numbers 0014316106, 0014316506, 0014319006, 0014319106, 0024314406, 0024315006, 0024318406, Meritor OE number S9753035030, Renault Trucks OE number 5001000006 and WABCO OE number 9753035030.Technical Specifications
| Port 1 | M22x1,5 |
|---|---|
| Port 4 | - |
| Port 21 | M22x1,5 |
| Port 23 | - |
| Plugged | OK |
| Cut-Out Pressure | 10,0 BAR / 0,2 BAR |
| Inflation Valve | OK |
| Recycle Valve | OK |
| Port 22 | FITTING/KÖR TAPA |
Other OEMs
DAF
- 1518286
MAN
- 81521016277
- 81521016201
- 81521016146
- 81521016145
- 81521016129
- 81521016097
- 81.52101-6277
- 81.52101-6201
- 81.52101-6146
- 81.52101-6145
- 81.52101-6129
- 81.52101-6097
MERCEDES BENZ
- A0024318406
- A0024315006
- A0024314406
- A0014319106
- A0014319006
- A0014316506
- A0014316106
- 002 431 84 06
- 002 431 50 06
- 002 431 44 06
- 001 431 91 06
- 001 431 90 06
- 001 431 65 06
- 001 431 61 06
MERITOR
- S9753035030
RENAULT TRUCKS
- 5001000006
WABCO
- 9753035030
- 975 303 503 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| DAF | |||
| MAN | |||
| MERCEDES BENZ | |||
| MERITOR | |||
| RENAULT TRUCKS | |||
| WABCO |
FAQ
What is the function of this unloader valve?
The unloader valve regulates air pressure within the pneumatic system by releasing excess air once it reaches a specific cut-out pressure.
Which vehicle makes is this valve compatible with?
This component is designed for use in DAF, MAN, Mercedes-Benz, and Renault Trucks heavy commercial vehicles.
What are the technical port specifications?
This unit features M22x1,5 ports and includes a plugged configuration to ensure secure installation in the air brake system.
How can I identify if the valve needs replacement?
Technicians should look for signs of inconsistent cut-out pressure or air leaks around the M22x1,5 connections.
What are the OE reference numbers of this part?
301.01.0022 directly replaces DAF OE number 1518286. It also replaces MAN OE numbers 81521016097, 81521016129, 81521016145, 81521016146, 81521016201, 81521016277, Mercedes-Benz OE numbers 0014316106, 0014316506, 0014319006, 0014319106, 0024314406, 0024315006, 0024318406, Meritor OE number S9753035030, Renault Trucks OE number 5001000006 and WABCO OE number 9753035030.