301.03.0057 Compatible Air Dryer Valve
301.03.0057
Summary
This air dryer valve is designed for heavy commercial vehicle brake systems. It features a 24 V heater, M22x1.5 and M12x1.5 port configurations, and is designed to operate at 8 BAR pressure to ensure reliable moisture removal from the pneumatic system. Equivalent to OE Knorr-Bremse K018578.
| EAN Code | 8699031080208 |
|---|
Ready to Order
Compatible OEM Codes
-
KNORR-BREMSE
- LA 8546
- K018578N50
- K018578
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 and preventing moisture buildup. By effectively filtering contaminants, it protects downstream components from corrosion and prevents freeze-up during cold operations, ensuring consistent braking performance for heavy commercial vehicles.Compatibility and technical specifications
The unit is compatible with Knorr-Bremse systems and is engineered to meet demanding service requirements. It features specific technical specifications including a 24 V heater to prevent freezing, M22x1.5 and M12x1.5 port sizes, and a functional pressure rating of 8 BAR.Installation and maintenance
For workshop technicians, proper installation is essential to maintain system integrity. Ensure all ports, specifically the M22x1.5 and M12x1.5 connections, are seated correctly to prevent air leaks. Regular inspection of the valve's internal components helps maintain optimal pneumatic pressure across the entire braking circuit.System reliability and troubleshooting
Maintaining the integrity of the air dryer valve is vital for the long-term reliability of heavy commercial vehicle brake systems. Check for any signs of moisture or pressure drops that might indicate a need for component replacement or service.OE cross-reference
301.03.0057 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Knorr-Bremse OE numbers. This part directly replaces Knorr-Bremse OE numbers K018578, K018578N50, LA8546.Technical Specifications
| Heater | 24 V |
|---|---|
| Port 1 | M22x1,5 |
| Port 21 | M22x1,5 |
| Pressure | 8 BAR |
| Port 22 | M12x1,5 |
| Port 4/23 | M12x1,5 |
Other OEMs
KNORR-BREMSE
- LA8546
- LA 8546
- K018578N50
- K018578
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE |
FAQ
What is the function of this air dryer valve?
It removes moisture and contaminants from the compressed air stream to protect the braking system from corrosion and freezing.
What are the technical port specifications?
The valve features M22x1.5 (Port 1 and 21), M12x1.5 (Port 22 and 4/23) connections and operates at 8 BAR.
Does this component include a heater?
Yes, this specific model is equipped with a 24 V heater to assist in moisture management during low temperatures.
Which systems is this part compatible with?
This part is designed to be compatible with Knorr-Bremse systems in heavy commercial vehicles.
What are the OE reference numbers of this part?
301.03.0057 directly replaces Knorr-Bremse OE numbers K018578, K018578N50, LA8546.