301.03.0078 Compatible Air Dryer Valve
301.03.0078
Summary
This air dryer valve is designed for heavy commercial vehicle brake systems, featuring M22x1.5 and M12x1.5 port configurations and a 10 BAR pressure rating. It ensures reliable moisture removal to protect pneumatic components from corrosion and freezing. Equivalent to OE Knorr-Bremse K002739.
| EAN Code | 8699031080499 |
|---|
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Compatible OEM Codes
-
KNORR-BREMSE
- LA 9017
- K069280
- K024635N50
- K002739
Description
What does an air dryer valve do?
This air dryer valve plays a critical role in the pneumatic brake system by managing air flow and removing contaminants. By ensuring that moisture and debris are effectively purged from the air supply, it protects downstream components from corrosion and prevents freeze-up during operation, maintaining consistent braking performance for heavy-duty vehicles.Compatibility and technical specifications
This component is compatible with Knorr-Bremse systems and is engineered to withstand rigorous operating conditions. The unit features specific port configurations including M22x1.5, M12x1.5, and M16x1.5 connections to ensure precise integration within the air brake circuit.Installation and maintenance guidance
For professional workshop technicians, maintaining the integrity of the air dryer assembly is vital for system safety. When performing maintenance, verify that all port connections, such as the M22x1.5 and Ø20.5 interfaces, are correctly seated and that the 10 BAR pressure rating meets the vehicle's technical requirements. Consult your authorized distributor for installation guidance.Troubleshooting and system health
Regular inspection of the valve helps prevent system failures caused by moisture accumulation or improper purging.OE cross-reference
301.03.0078 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Knorr-Bremse OE numbers. This part directly replaces Knorr-Bremse OE numbers K002739, K024635N50, K069280, LA9017.Technical Specifications
| Heater | ----- |
|---|---|
| Port 1 | M22x1,5 |
| Port 2 | M12x1,5 |
| Port 21 | Ø20,5 |
| Pressure | 10 BAR |
| Port 22 | M16x1,5 |
| Port 23 | M22x1,5 |
| Port 24 | M22x1,5 VOSS |
| Port 25 | M10x1 |
Other OEMs
KNORR-BREMSE
- LA9017
- LA 9017
- K069280
- K024635N50
- K002739
Related Products
Repair Kits
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE |
FAQ
What is the main function of an air dryer valve?
The valve manages the removal of moisture and contaminants from the compressed air, preventing corrosion and freezing in the brake system.
Which vehicle classes use this component?
This component is designed for heavy commercial vehicles, including trucks and buses requiring reliable pneumatic braking performance.
What are the key technical port specifications?
This unit features M22x1.5, M12x1.5, and M16x1.5 ports, alongside a Ø20.5 interface, designed for a 10 BAR operating pressure.
How can I identify if a replacement is needed?
Technicians should look for signs of moisture in the air lines or inconsistent braking performance, which may indicate a faulty valve.
What are the OE reference numbers of this part?
301.03.0078 directly replaces Knorr-Bremse OE numbers K002739, K024635N50, K069280, LA9017.