Yanmar YSE8 renovation Part 8 Adjust injection pump

Use a metal string to set the the control lever in operate position. The regulator spider in bottom is full speed all diesel goes to the injector. More up, diesel circulate in the pump, less goes to injector. Important that the flat spring goes out when turning the "screw" last in the video. That spring holds full gas when you bleed the fuel system and check the ignition timing.