YOKE-YM 5225214 - Caterpillar

Earlier Model Shown2. Put identification on the fuel injection lines (1) as to their location and remove them from the fuel injection pumps and the fuel injection valves.3. Put protection caps on the lines, pumps and valves to keep dirt and foreign material out of the fuel system.Install Fuel Injection Lines
Make sure the fuel injection lines are clean and dry.
Earlier Model Shown2. Put fuel injection lines (1) in position and connect them to the fuel injection pumps and fuel injection valves.3. Remove (bleed) the air from the fuel system.4. Tighten nuts (2) on the fuel injection lines with tool (A) to a torque of 30 5 lb.ft. (40 7 N m).5. Turn the valve for the fuel supply to the "ON" position.