Where does the fuel go in a diesel injector?
A diesel fuel injector’s job is to carry fuel from the lift pump to the fuel gallery. While doing this, some fuel is sent to the combustion chambers. Excess fuel is used to cool down the injector lines and it goes back into the fuel tank. There can be an introduction of air bubbles during this whole process though…
How to bleed a diesel fuel injector [ step by step ]?
How to Bleed a Diesel Fuel Injector. Step 1 – Check Fuel Filters. The first step is to ensure that the fuel filters have been installed correctly. Check the filters for clogging and Step 2 – Access the Fuel Lines. Step 3 – Open Fuel Cut-off Valve. Step 4 – Leak the Fuel. Step 5 – Clean up.
What happens when you run out of fuel injectors?
The excess fuel, called spill fuel or return fuel, cools the injectors and is returned to the fuel tank to diffuse the heat. Air bubbles introduced into the supply lines by a fuel filter change or by running out of fuel will prevent the engine from starting and running normally. The air must be bled out until the system is purged.
A diesel fuel injector’s job is to carry fuel from the lift pump to the fuel gallery. While doing this, some fuel is sent to the combustion chambers. Excess fuel is used to cool down the injector lines and it goes back into the fuel tank. There can be an introduction of air bubbles during this whole process though…
When to bleed a diesel fuel injector line?
In extreme cases additional injector lines may need to be loosened until air is bled. When engine runs smoothly you have successfully bled the fuel system. After your job is done, cleaning up is really important again to avoid accidents and injury from the fuel on the ground.
The excess fuel, called spill fuel or return fuel, cools the injectors and is returned to the fuel tank to diffuse the heat. Air bubbles introduced into the supply lines by a fuel filter change or by running out of fuel will prevent the engine from starting and running normally. The air must be bled out until the system is purged.