Solenoid valves shall be shown with a notation indicating whether the valve is spring-loaded to the open or closed position.

Make sure that you do not cut the control cable.

Do these two steps at the same time.

Put on goggles to prevent injury to your eyes.

Soak the element for four hours.

Rub the surface with a clean cloth.

If there is no contamination, start the operation again.

An incorrect connection will cause damage.

The metering plug decreases the fuel flow.

Put the removed part on a clean surface.

If there is a report of damage, do an inspection.