How to adjust fuel injection pump timing and mixture?
Adjustments to the MFI pump for timing and mixture by Leslie Rice. Includes advice on making adjustments to the MFI pump, timing the MFI pump and inspecting the MFI timing belt. Also describes useful tools. Adjusting Fuel Injection Pump with Emission Tester, Factory Workshop Manual, 1972 Supplement, volume 2, page 3.1 1/1.
What is the name of the fuel injection pump?
Kugelfischer. Kugelfischer is the name for a mechanical fuel injection (MFI) pump. It was produced by FAG Kugelfischer and later by Robert Bosch GmbH. Derived from diesel pumps from the early 1960s, the Kugelfischer system was the most widely-adopted mechanical injection pump for performance vehicles.
Where is the weep hole on a mechanical fuel pump?
Most mechanical fuel pumps have a weep hole on the bottom side of the unit. When the internal diaphragm leaks, fuel escapes through the weep hole to notify the vehicle owner of a malfunction. This is one of the more common fuel pump problems. Usually found on classic cars between 30 and 60 years old.
When do you replace a mechanical fuel pump?
If there is no pressure, or if pressure is less than specifications, replace the pump. Most mechanical fuel pumps have a weep hole on the bottom side of the unit. When the internal diaphragm leaks, fuel escapes through the weep hole to notify the vehicle owner of a malfunction.
How to check fuel pump injection timing-diesel engine?
Diesel fuel injection pump timing issues are more common in older engines and might be more commonly experienced by owners of old roadsters, tractors or similar engines. If it is an older diesel engine with a mechanical fuel injection pump, you will need to check for the type of crankshafts, pipes, cylinders, gears etc of your model.
What are the symptoms of engine pump timing problems?
What are the Symptoms of Engine Pump Timing Problems? Incorrect fuel injection pump timing leads to reduced performance of the engine and can cause engine misfiring or other less obvious symptoms. It also causes over-consumption of fuel, excessive smoke production, loss of power and problems starting the engine as well.
What is the timing diagram for a two stroke engine?
The timing diagram represents six major events in fuel combustion in both four and two stroke engine. While timing diagram of two stroke engine shows; aspiration, compression, fuel injection, expansion, exhaust and a brief overlap period.
How to time a Perkins 4.108 diesel engine?
This bulletin from Foley Engines can be used to assist you in timing a Perkins diesel 4.108, 4.236, 4.248 and 6.354 engine. Certain measures need to be taken when removing the fuel injection pump as well installing it.