25 14 50 Compatible Knorr-Bremse Compressor Cylinder Head
25 14 50
Summary
This compressor cylinder head serves as a critical service component for air brake compressors. Designed for heavy commercial vehicle applications, it seals the compression chamber and manages air output. Compatible with Knorr-Bremse systems to facilitate efficient workshop rebuilding of existing units. Equivalent to OE Knorr-Bremse LK3857S1.
| EAN Code | 8699031045153 |
|---|
Ready to Order
Compatible OEM Codes
-
KNORR-BREMSE
- LK3857 S1
Description
What does a compressor cylinder head do?
This compressor cylinder head is a vital service component that sits atop the cylinder block to seal the compression chamber from above. It functions as the compressor cover, housing the seats for inlet and discharge valves, internal air passages, and cooling cavities. This part is essential for governing both the air output and the operational temperature of the compressor unit.Compatible vehicle systems
This component is compatible with Knorr-Bremse systems. It allows workshop technicians to perform precise rebuilds of air brake compressors in place, providing a cost-effective alternative to replacing the entire compressor assembly in heavy commercial vehicles.Installation and maintenance
When performing maintenance, technicians should inspect the valve seats and internal passages for any signs of wear or debris. Proper installation ensures a tight seal within the compression chamber, maintaining stable air pressure and optimal running temperatures during sustained high loads.Troubleshooting and selection
For correct fitment, always verify that the head architecture matches the existing compressor, as designs vary between single-cylinder and twin-cylinder configurations. Consult your authorized distributor for further guidance.OE cross-reference
25 14 50 (Compressor Cylinder Head) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number LK3857S1.Other OEMs
KNORR-BREMSE
- LK3857 S1
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE |
FAQ
What is the function of a compressor cylinder head?
The cylinder head seals the compression chamber from above and houses the inlet and discharge valve seats, directly influencing air output and temperature.
Can this part be used to rebuild an existing compressor?
Yes, this component allows workshop technicians to rebuild an air brake compressor in place rather than replacing the entire unit.
How should I ensure correct fitment?
Selection should be based on the specific compressor architecture; always verify compatibility with your existing Knorr-Bremse system.
What are common symptoms of a faulty cylinder head?
Potential issues include loss of air pressure output or abnormal operating temperatures due to improper sealing or valve seat wear.
What are the OE reference numbers of this part?
25 14 50 directly replaces Knorr-Bremse OE number LK3857S1.