81521026021 Air Dryer Valve for MAN Trucks
301.02.0041
Summary
This air dryer valve for MAN trucks is engineered with high-strength components to ensure pneumatic system reliability. It features M22x1.5 and M12x1.5 port configurations and operates at a pressure of 8.1 BAR to maintain optimal air quality within the brake system. Equivalent to OE MAN 81521026021.
| EAN Code | 8699031075389 |
|---|
Ready to Order
Compatible OEM Codes
-
MAN
- 81.52102-9036
- 81.52102-6083
- 81.52102-6059
- 81.52102-6056
- 81.52102-6049
- 81.52102-6036
- 81.52102-6023
- 81.52102-6021
- 81.52102-6019
-
WABCO
- 432 410 201 0
-
SCANIA
- 2090009
-
NEOPLAN
- 110273630
-
FAUN
- 1658023
-
DAF
- 1518680
Description
What does an air dryer valve do?
This air dryer valve plays a critical role in the pneumatic braking system by regulating air flow and removing contaminants from the compressed air supply. By managing moisture levels, this component helps prevent corrosion and freezing within the brake lines, ensuring consistent performance for heavy commercial vehicles.Vehicle and engine compatibility
This specific unit is designed for compatibility with MAN trucks. It features specialized port dimensions including M22x1.5 and M12x1.5 to ensure a precise fit within the vehicle's air management architecture.Installation and maintenance
Installation should be performed by a workshop technician to ensure correct seating of the M22x1.5 and M12x1.5 ports. Maintaining proper pressure levels around 8.1 BAR is essential for the efficient operation of the entire brake system and long-term component health.System troubleshooting
Regular inspection of the valve helps prevent moisture buildup in the air reservoirs, protecting downstream components from potential damage caused by contaminants.OE cross-reference
301.02.0041 (Air Dryer Valve Air Dryer Valves) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 81521026021.Technical Specifications
| Heater | ----- |
|---|---|
| Port 1 | M22x1,5 |
| Port 21 | M22x1,5 |
| Pressure | 8,1 BAR |
| Port 22 | M12x1,5 |
| Port 4/23 | - |
Other OEMs
DAF
- 1518680
FAUN
- 1658023
MAN
- 81521029036
- 81521026083
- 81521026059
- 81521026056
- 81521026049
- 81521026036
- 81521026023
- 81521026021
- 81521026019
- 81.52102.9036
- 81.52102.6083
- 81.52102.6059
- 81.52102.6056
- 81.52102.6049
- 81.52102.6036
- 81.52102.6023
- 81.52102.6021
- 81.52102.6019
- 81.52102-9036
- 81.52102-6083
- 81.52102-6059
- 81.52102-6056
- 81.52102-6049
- 81.52102-6036
- 81.52102-6023
- 81.52102-6021
- 81.52102-6019
NEOPLAN
- 110273630
SCANIA
- 2090009
WABCO
- 4324102010
- 432.410.201.0
- 432 410 201 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| DAF | |||
| FAUN | |||
| MAN | |||
| NEOPLAN | |||
| SCANIA | |||
| WABCO |
FAQ
What is the function of this air dryer valve?
The valve manages compressed air by removing moisture and contaminants, which protects the braking system from corrosion and freeze-up.
Which vehicles is this part compatible with?
This component is specifically designed for use in MAN heavy commercial vehicles to maintain pneumatic system integrity.
What are the technical port specifications?
The unit is equipped with M22x1.5 and M12x1.5 ports, designed to operate effectively at a pressure of 8.1 BAR.
How can I know if the valve needs replacement?
Technicians should look for signs of moisture in the air tanks or inconsistent braking performance, which may indicate a failing valve.
What are the OE reference numbers of this part?
301.02.0041 directly replaces MAN OE number 81521026021.