303.02.0010.03 Compatible 4-Circuit Protection Valve Repair Kit
303.02.0010.03
Summary
This 4-circuit protection valve repair kit is designed for the maintenance of pneumatic brake systems in heavy commercial vehicles. It ensures the proper distribution of compressed air across independent circuits, including front and rear axle brakes, for Mercedes-Benz and MAN trucks. Equivalent to OE Knorr-Bremse II17189008.
| EAN Code | 8683457003255 |
|---|
Ready to Order
Compatible OEM Codes
-
KNORR-BREMSE
- II17189008
Description
What does a 4-circuit protection valve repair kit do?
This repair kit provides an economical solution for servicing the critical four-circuit protection valve within a vehicle's pneumatic brake system. By replacing internal wear components, this kit helps maintain the necessary pressure balance and response speed required for reliable braking performance in heavy commercial vehicles.Compatible vehicle applications
The component is compatible with Mercedes-Benz and MAN trucks. These kits are essential for maintaining the integrity of the air distribution system, ensuring that if a leak occurs in one circuit, the remaining circuits remain pressurized to facilitate a safe stop.Maintenance and installation guidance
Technicians should inspect the valve during routine pneumatic system maintenance to prevent pressure loss. When performing a service, ensure all internal seals and diaphragms are correctly seated to restore the valve to its original factory specifications.Troubleshooting and system integrity
Proper selection of a repair kit prevents unnecessary replacement of the entire valve housing, optimizing maintenance efficiency and reducing vehicle downtime.OE cross-reference
303.02.0010.03 (4-Circuit Protection Valve Repair Kit) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number II17189008.Other OEMs
KNORR-BREMSE
- II17189008
Related Products
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE | |||
| MAN | |||
| MERCEDES BENZ |
FAQ
What is the purpose of this repair kit?
The kit contains essential wear parts like seals and diaphragms to overhaul a 4-circuit protection valve, ensuring it maintains correct pressure across all independent braking circuits.
Which vehicles is this kit compatible with?
This repair kit is designed for heavy commercial vehicles, specifically compatible with Mercedes-Benz and MAN truck models.
Can this be used to fix a leaking brake circuit?
Yes, by renewing the internal components of the protection valve, this kit helps ensure that pressure is maintained in remaining circuits if a leak develops in one.
When should I replace the repair kit components?
It is recommended to inspect and replace these wear parts during regular pneumatic system maintenance to ensure optimal response speed and safety.
What are the OE reference numbers of this part?
303.02.0010.03 directly replaces Knorr-Bremse OE number II17189008.