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305.01.0073-S Air Processing Unit for Knorr-Bremse systems

305.01.0073-S

Summary

This Air Processing Unit is engineered for heavy commercial vehicle air brake circuits. It provides essential pressure regulation and moisture removal to ensure reliable pneumatic system performance under heavy-duty conditions. Designed for high-strength durability in demanding environments. Equivalent to OE Knorr-Bremse ZB4773S.

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Compatible OEM Codes

  • KNORR-BREMSE
    • ZB 4773 S

Description

What does an air processing unit do?

This air processing unit serves as a critical component within the pneumatic brake system of heavy commercial vehicles. It integrates several vital functions including air filtration, moisture removal, and pressure regulation into a single, robust assembly to ensure the stability of the entire pneumatic circuit.

System compatibility and function

This unit is designed to be compatible with Knorr-Bremse systems and is utilized in various heavy commercial vehicle applications to manage compressed air from the compressor. It ensures that air distributed to the brake, suspension, and auxiliary pneumatic circuits is clean and dry.

Installation and maintenance

For professional workshop technicians, maintaining the integrity of the air system is vital. Regular inspection of the housing and ensuring proper connections to the air source will help prevent system failures. Consult your authorized distributor for installation guidance.

Troubleshooting pneumatic systems

When troubleshooting pneumatic issues, checking the air processing unit for moisture accumulation or pressure fluctuations is a recommended first step in identifying system leaks or regulator failures.

OE cross-reference

305.01.0073-S (Air Processing Unit) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number ZB4773S.

Technical Specifications

Technical Specifications
Sensor-

Other OEMs

KNORR-BREMSE

  • ZB4773 S
  • ZB 4773 S

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE

FAQ

What is the primary function of this air processing unit?
It integrates air filtration, moisture removal, and pressure regulation to provide clean, dry compressed air to the vehicle's braking and suspension circuits.
Is this unit compatible with Knorr-Bremse systems?
Yes, this unit is designed to be compatible with Knorr-Bremse systems in heavy commercial vehicle applications.
What symptoms indicate a failing air processing unit?
Technicians should look for excessive moisture in the air lines, inconsistent pressure regulation, or frequent discharge from the exhaust ports.
Can this component be used in heavy commercial vehicles?
Yes, it is specifically engineered for use within the pneumatic brake systems of heavy commercial vehicles.
What are the OE reference numbers of this part?
305.01.0073-S directly replaces Knorr-Bremse OE number ZB4773S.