8127751 Compressor Valve Plate for Volvo B12
1300 140 650
Summary
This compressor valve plate is engineered for Volvo B12 trucks equipped with D12A engines. It serves as a critical component within the air brake compressor system, ensuring unidirectional air flow through precision-machined surfaces to maintain consistent pneumatic pressure. Equivalent to OE Volvo 8127751.
| EAN Code | 8699031010342 |
|---|
Ready to Order
Compatible OEM Codes
-
VOLVO
- 8127751
-
KNORR-BREMSE
- SEB01000004
Description
What does a compressor valve plate do?
The compressor valve plate is a precision-machined component seated between the cylinder block and the cylinder head of an air brake compressor. It carries the intake and discharge reeds, which open and close with every piston stroke to ensure air flows in only one direction. This part is essential for maintaining the correct compression ratio and pneumatic system stability in heavy commercial vehicles.Compatible vehicles and engines
This specific valve plate is designed to fit Volvo B12 trucks utilizing D12A engines. For accurate fitment, it is vital to verify the specific configuration of your compressor, as different versions may exist within the same vehicle model. Always compare the port layout and thickness of the original component before installation.Installation and maintenance
When performing maintenance, technicians should inspect the valve plate for signs of uneven wear or debris that could prevent a proper seal. Ensuring the seating surface is clean during installation is critical for preventing air leaks within the compressor assembly. Consult your authorized distributor for further guidance.Troubleshooting and selection
Properly maintained valve plates help prevent common compressor issues such as pressure drops or excessive oil carryover. Selecting high-strength components ensures long-term reliability under heavy-duty operating conditions.OE cross-reference
1300 140 650 (Compressor Valve Plate) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8127751.Other OEMs
KNORR-BREMSE
- SEB01000004
VOLVO
- 8127751
Related Products
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| KNORR-BREMSE | |||
| VOLVO | |||
| VOLVO | B10B | D10A | |
| VOLVO | B10M | D10A | |
| VOLVO | B12 | D12A | |
| VOLVO | F10 | TD102 | |
| VOLVO | F12 | TD122 | |
| VOLVO | FH12 | D12A | |
| VOLVO | FL10 | D10A | |
| VOLVO | FL10 | TD102 | |
| VOLVO | FL10 | TD103 | |
| VOLVO | FL12 | TD122 | |
| VOLVO | FL12 | TD123 | |
| VOLVO | NH12 | D12A | |
| VOLVO | NL10 | D10A | |
| VOLVO | NL12 | D12A |
FAQ
How do I ensure this valve plate fits my Volvo B12?
While this fits Volvo B12 D12A engines, you must verify the port layout, port count, and thickness against your removed part to ensure an exact match.
What is the function of the compressor valve plate?
It acts as the seat for the intake and discharge reeds, directing air flow in a single direction during each piston stroke to facilitate compression.
What are common signs of a faulty valve plate?
Symptoms often include a drop in system air pressure, unusual noises from the compressor, or excessive oil being sent into the air lines.
Can I select a part based only on the vehicle model?
No, different compressors may be used in the same model. It is essential to check the specific configuration and dimensions of the existing part.
What are the OE reference numbers of this part?
1300 140 650 directly replaces Volvo OE number 8127751.