301.03.0032 Compatible Air Dryer Valve
301.03.0032
Summary
This heavy-duty air dryer valve is designed for precision performance within pneumatic brake systems. It features M22x1.5 and M12x1.5 port configurations and operates at a pressure of 7.3 BAR, ensuring efficient moisture removal to protect vital brake components. Equivalent to OE Knorr-Bremse II30657.
| EAN Code | 8699031079950 |
|---|
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Compatible OEM Codes
-
KNORR-BREMSE
- LA 8239
- II31112N50
- II30657
Description
What does an air dryer valve do?
This air dryer valve plays a critical role in maintaining the integrity of pneumatic brake systems by managing air flow and removing moisture. By preventing contaminants from entering the lines, it protects high-pressure components from corrosion and potential freeze-up during operation.Vehicle and system compatibility
The component is engineered for compatibility with Knorr-Bremse systems, ensuring reliable performance in heavy commercial vehicle applications. This part is designed to maintain consistent air pressure and system cleanliness throughout intensive service cycles.Installation and technical specifications
Technical specifications include M22x1.5 ports and an M12x1.5 port, designed to meet specific assembly requirements. Technicians should verify these port sizes and the 7.3 BAR pressure rating during installation to ensure a secure fit within the existing brake circuit.Maintenance and troubleshooting
Regular inspection of the valve helps prevent moisture buildup that can lead to system failure. For optimal maintenance, check all connections and ensure the valve operates correctly within the pneumatic circuit to maintain vehicle safety.OE cross-reference
301.03.0032 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Knorr-Bremse OE numbers. This part directly replaces Knorr-Bremse OE numbers II30657, II31112N50, LA8239.Technical Specifications
| Heater | ----- |
|---|---|
| Port 1 | M22x1,5 |
| Port 21 | M22x1,5 |
| Pressure | 7,3 BAR |
| Port 22 | - |
| Port 4/23 | M12x1,5 |
Other OEMs
KNORR-BREMSE
- LA8239
- LA 8239
- II31112N50
- II30657
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE |
FAQ
What is the function of this air dryer valve?
It manages airflow within the pneumatic brake system, helping to remove moisture and contaminants to protect components from corrosion.
Which systems is this part compatible with?
This component is designed to be compatible with Knorr-Bremse systems in heavy commercial vehicle applications.
What are the technical port specifications?
The unit features M22x1.5 ports and an M12x1.5 port, operating at a pressure of 7.3 BAR.
How can I identify a failing air dryer valve?
Symptoms may include moisture in the air lines or inconsistent braking performance; regular checks of the ports and pressure levels are recommended.
What are the OE reference numbers of this part?
301.03.0032 directly replaces Knorr-Bremse OE numbers II30657, II31112N50, LA8239.