303.02.0064-S Knorr-Bremse Compatible Protection Valve
303.02.0064-S
Summary
This multi-circuit protection valve is designed for heavy commercial vehicle brake systems. It ensures reliable circuit separation and safety, compatible with Knorr-Bremse systems. Built with heavy-duty grade materials to withstand high-pressure environments in the braking system. Equivalent to OE Knorr-Bremse AE4565S.
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Compatible OEM Codes
-
KNORR-BREMSE
- AE 4565 S
Description
What does a protection valve do?
This multi-circuit protection valve plays a critical role in the pneumatic brake system of heavy commercial vehicles. By dividing the air supply into multiple circuits, it ensures that a leak in one circuit does not lead to a total loss of braking pressure across the entire system. This component is manufactured using high-strength components to maintain integrity under constant pressure fluctuations.Compatibility and system integration
The part is designed to be compatible with Knorr-Bremse systems, providing a reliable solution for maintaining pneumatic stability. This component is essential for ensuring that braking force remains available even if a secondary circuit experiences a failure, which is vital for the safety of heavy commercial vehicle operations.Installation and maintenance
Installation and maintenance should be performed by a workshop technician to ensure proper seating and seal integrity. Regular inspection of the valve ports and connections is recommended to prevent air leaks. When replacing, ensure the new unit is fully compatible with the existing pneumatic layout of the vehicle's braking system.Troubleshooting and selection
Consult your authorized distributor to verify specific fitment requirements for your fleet's braking configuration.OE cross-reference
303.02.0064-S (Multi-circuit Protection Valves Brake System) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number AE4565S.Technical Specifications
| Sensor | - |
|---|
Other OEMs
KNORR-BREMSE
- AE4565 S
- AE 4565 S
Related Products
Repair Kits
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE |
FAQ
What is the function of a multi-circuit protection valve?
It divides the air supply into several independent circuits, ensuring that if one circuit fails due to a leak, the others remain pressurized to maintain braking capability.
Is this component compatible with Knorr-Bremse systems?
Yes, this multi-circuit protection valve is designed to be compatible with Knorr-Bremse systems used in heavy commercial vehicles.
What are the symptoms of a failing protection valve?
Technicians may notice air leaks from the valve housing or a loss of pressure in specific braking circuits despite the primary reservoir being full.
How should I select a replacement valve?
It is important to check the compatibility list and ensure the new valve matches the original pneumatic circuit configuration and pressure requirements.
What are the OE reference numbers of this part?
303.02.0064-S directly replaces Knorr-Bremse OE number AE4565S.