303.02.0022-S DAF Compatible Multi-circuit Protection Valve
303.02.0022-S
Summary
This multi-circuit protection valve is engineered for heavy commercial vehicle brake systems. It is compatible with DAF and Knorr-Bremse systems, ensuring reliable pressure management and safety across multiple pneumatic circuits in heavy-duty applications. Equivalent to OE DAF 1607416S and Knorr-Bremse AE4528S.
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Compatible OEM Codes
-
KNORR-BREMSE
- II37464N52 S
- II37464N50 S
- AE 4528 S
-
DAF
- 1612054 S
- 1607416 S
Description
This multi-circuit protection valve serves as a critical safety component within the pneumatic brake system of heavy commercial vehicles. Its primary function is to isolate different brake circuits, preventing a complete loss of braking pressure in the event of a leak in a single line. By maintaining pressure integrity across multiple segments, it ensures the vehicle remains controllable under emergency conditions.
This component is designed for compatibility with DAF trucks and is also suitable for vehicles utilizing Knorr-Bremse systems. It provides stable pressure regulation to ensure consistent braking performance across all designated circuits within the vehicle's architecture.
For workshop technicians, regular inspection of the valve body and connections is essential to prevent air leaks. When replacing this unit, ensure all pneumatic lines are clean and that the valve is seated correctly to maintain optimal system pressure. Check all seals during installation to ensure long-term durability under heavy-duty operating conditions.
This component is designed for compatibility with DAF trucks and is also suitable for vehicles utilizing Knorr-Bremse systems. It provides stable pressure regulation to ensure consistent braking performance across all designated circuits within the vehicle's architecture.
For workshop technicians, regular inspection of the valve body and connections is essential to prevent air leaks. When replacing this unit, ensure all pneumatic lines are clean and that the valve is seated correctly to maintain optimal system pressure. Check all seals during installation to ensure long-term durability under heavy-duty operating conditions.
OE cross-reference
303.02.0022-S (Multi-circuit Protection Valves Brake System) is the equivalent of the DAF and Knorr-Bremse OE numbers. This part directly replaces DAF OE numbers 1607416S, 1612054S. It also replaces Knorr-Bremse OE numbers AE4528S, II37464N50S, II37464N52S.Technical Specifications
| Sensor | - |
|---|
Other OEMs
DAF
- 1612054 S
- 1607416 S
KNORR-BREMSE
- AE4528 S
- II37464N52 S
- II37464N50 S
- AE 4528 S
Related Products
Repair Kits
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| DAF | |||
| KNORR-BREMSE |
FAQ
What is the function of a multi-circuit protection valve?
It isolates different pneumatic brake circuits so that a leak in one circuit does not lead to a total loss of braking capability for the entire vehicle.
Which vehicle brands are compatible with this part?
This component is specifically designed to be compatible with DAF trucks and systems manufactured by Knorr-Bremse.
How can I identify if the valve needs replacement?
Technicians should look for symptoms such as audible air leaks from the valve body or inconsistent braking pressure across different circuits.
Does this part require specific installation tools?
Standard pneumatic system tools are required to secure the connections and ensure the high-strength components are properly seated in the brake assembly.
What are the OE reference numbers of this part?
303.02.0022-S directly replaces DAF OE numbers 1607416S, 1612054S. It also replaces Knorr-Bremse OE numbers AE4528S, II37464N50S, II37464N52S.