0102 081 MAN Compatible Manual Feed Pump
0102 081
Summary
This manual feed pump is designed for MAN heavy-duty diesel systems. It facilitates efficient fuel priming and air bleeding in the low-pressure line, ensuring reliable engine starting and consistent fuel flow through the system. Equivalent to OE Bosch 0440020078 and MAN 51121017148.
| EAN Code | 8699031073729 |
|---|
Ready to Order
Compatible OEM Codes
-
MAN
- 51.12101-7148
-
BOSCH
- 0 440 020 078
Description
What does a manual feed pump do?
This manual feed pump serves as a critical component within the low-pressure diesel fuel system. It is engineered to perform air bleeding and fuel pre-filling, which is essential for maintaining proper pressure and removing air pockets from the lines. By ensuring the fuel reaches the injection pump without interruption, it supports reliable engine performance under heavy-duty conditions.Vehicle and engine compatibility
This component is specifically compatible with MAN vehicles. It functions as a hand-operated auxiliary transfer pump, working alongside the fuel filter and injection pump to maintain system integrity. This part is a high-strength component designed to withstand the rigorous operating environment of heavy commercial vehicles.Installation and maintenance
For optimal performance, technicians should inspect the pump during routine fuel system maintenance. Ensuring that all connections are secure and that there are no leaks in the priming mechanism is vital for effective air bleeding. Proper installation ensures the pump correctly facilitates fuel transfer during cold starts or after filter replacements.System reliability
Maintaining a clean fuel line helps extend the service life of this component. Regular checks of the hand-operated mechanism ensure that the priming action remains consistent, preventing air ingress into the high-pressure side of the engine.OE cross-reference
0102 081 (Manual Feed Pump) is the equivalent of the Bosch and MAN OE numbers. This part directly replaces Bosch OE number 0440020078. It also replaces MAN OE number 51121017148.Other OEMs
BOSCH
- 0440020078
- 0 440 020 078
MAN
- 51121017148
- 51.12101.7148
- 51-12101-7148
- 51 12101 7148
- 51.12101-7148
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| BOSCH | |||
| MAN |
FAQ
What is the primary function of this manual feed pump?
The pump is used for air bleeding (priming) and fuel pre-fill within the low-pressure diesel fuel line to ensure smooth engine operation.
Which vehicle brands is this part compatible with?
This specific unit is designed to be compatible with MAN vehicles and their associated diesel fuel systems.
Can this be used to bleed air from the fuel lines?
Yes, it functions as a hand-operated plunger or auxiliary transfer pump to remove air from the system during maintenance or after filter changes.
How does this part interact with other components?
It works in conjunction with the fuel filter, injection pump, and fuel lines to maintain consistent pressure in the low-pressure side of the system.
What are the OE reference numbers of this part?
0102 081 directly replaces Bosch OE number 0440020078. It also replaces MAN OE number 51121017148.