51 10304 0120 MAN compatible Injector Pump Overflow Valve
0102 050
Summary
This injector pump overflow valve is a critical pressure control component designed for MAN heavy commercial vehicle fuel systems. It ensures consistent fuel flow and stable engine performance by managing internal pump pressure through high-strength components. Equivalent to OE MAN 51103040120.
| EAN Code | 8699031061740 |
|---|
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Compatible OEM Codes
-
MAN
- 51.10304-0120
-
BOSCH
- 1 110 010 008
Description
What does an injector pump overflow valve do?
The injector pump overflow valve is a critical pressure control component inside the fuel injection pump of heavy-duty commercial vehicles, redirecting excess fuel back to the low-pressure circuit or the fuel tank.Compatibility with MAN engines
This component is designed for MAN trucks and ensures that the internal pump pressure remains constant by managing the recirculated fuel volume. By maintaining this pressure threshold, it prevents irregular fuel flow and supports stable engine operation. VADEN ORIGINAL components are manufactured to meet the rigorous demands of heavy commercial vehicle fleets.Installation and maintenance guidance
For workshop technicians, it is essential to ensure a clean working environment during replacement to prevent air or debris from entering the fuel system. Proper installation requires following specific torque requirements and bleeding the system of air to restore correct functionality.Troubleshooting engine stability
When monitoring engine performance, irregular idling or increased fuel consumption can indicate a fault in the overflow valve. Maintaining this component helps prevent broader system failures within the fuel injection unit.OE cross-reference
0102 050 (Injector Pump Overflow Valve) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 51103040120.Other OEMs
BOSCH
- 1110010008
- 1 110 010 008
MAN
- 51103040120
- 51.10304.0120
- 51-10304-0120
- 51 10304 0120
- 51.10304-0120
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| BOSCH | |||
| MAN |
FAQ
What is the function of an injector pump overflow valve?
It directs excess fuel back to the return line once a specific pressure threshold is reached, maintaining constant internal pump pressure and steady fuel flow to injectors.
Which vehicles is this component compatible with?
This specific part is designed for use in MAN heavy commercial vehicle engines and their corresponding fuel injection systems.
Can I replace the overflow valve myself?
While possible, it is recommended that an experienced workshop technician performs the replacement to ensure no air or dirt enters the sensitive fuel system.
What are the symptoms of a faulty overflow valve?
A failing valve can lead to disrupted internal pressure balance, causing irregular engine running, loss of performance, or increased fuel consumption.
What are the OE reference numbers of this part?
0102 050 directly replaces MAN OE number 51103040120.