81521026047 Air Dryer Valve for MAN Trucks
301.02.0015
Summary
This air dryer valve is designed for MAN heavy commercial vehicles. It features a 24 V heater and specific port configurations including M22x1.5 and M16x1.5, ensuring reliable moisture removal within the air brake system to protect critical components. Equivalent to OE MAN 81521026047.
| EAN Code | 8699031086651 |
|---|
Ready to Order
Compatible OEM Codes
-
MAN
- 81.52102-6318
- 81.52102-6220
- 81.52102-6109
- 81.52102-6105
- 81.52102-6102
- 81.52102-6061
- 81.52102-6058
- 81.52102-6055
- 81.52102-6047
- 81.52102-6046
-
WABCO
- 432 410 112 0
Description
What does an air dryer valve do?
This air dryer valve plays a critical role in the pneumatic brake system by managing air quality through the removal of moisture and contaminants. By preventing water buildup, it protects downstream components from corrosion and potential freeze-ups during operation. This ensures consistent braking performance and maintains the integrity of the entire pneumatic circuit in heavy-duty applications.Vehicle compatibility and fitment
This component is specifically fitted to MAN trucks. It operates effectively within high-pressure environments, maintaining stability up to 12.5 BAR. The unit is engineered to meet the rigorous demands of heavy commercial vehicle service intervals.Installation and maintenance
For proper installation, technicians should verify that all port connections, including the M22x1.5 and M16x1.5 threads, are correctly seated to prevent leaks. Given the 24 V heater specification, ensuring stable electrical connectivity is essential for preventing moisture accumulation in cold climates. Regular inspection of the valve ports and connections helps maintain optimal system pressure.System reliability
Consult your authorized distributor.OE cross-reference
301.02.0015 (Air Dryer Valve Air Dryer Valves) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 81521026047.Technical Specifications
| Heater | 24 V |
|---|---|
| Port 1 | M22x1,5 |
| Port 21 | M22x1,5 |
| Pressure | 12,5 BAR |
| Port 22 | M16x1,5 |
| Port 4/23 | M16x1,5 |
Other OEMs
MAN
- 81521026318
- 81521026220
- 81521026109
- 81521026105
- 81521026102
- 81521026061
- 81521026058
- 81521026055
- 81521026047
- 81521026046
- 81.52102.6318
- 81.52102.6220
- 81.52102.6109
- 81.52102.6105
- 81.52102.6102
- 81.52102.6061
- 81.52102.6058
- 81.52102.6055
- 81.52102.6047
- 81.52102.6046
- 81.52102-6318
- 81.52102-6220
- 81.52102-6109
- 81.52102-6105
- 81.52102-6102
- 81.52102-6061
- 81.52102-6058
- 81.52102-6055
- 81.52102-6047
- 81.52102-6046
WABCO
- 4324101120
- 432.410.112.0
- 432 410 112 0
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MAN | |||
| WABCO |
FAQ
What is the function of this air dryer valve?
It removes moisture and contaminants from the compressed air to protect the braking system from corrosion and freezing.
Is this valve compatible with MAN vehicles?
Yes, this specific air dryer valve is designed for use in MAN heavy commercial vehicles.
What are the technical specifications regarding voltage and pressure?
The unit features a 24 V heater and is designed to operate at a pressure of up to 12.5 BAR.
What port sizes are used on this component?
The valve includes M22x1.5 ports (Port 1 and Port 21) and M16x1.5 ports (Port 22 and Port 4/23).
What are the OE reference numbers of this part?
301.02.0015 directly replaces MAN OE number 81521026047.