SPACER 2I7843 - Caterpillar

Illustration 1 g02920698
Ensure that the injection timing aligns with mark of the injection pump unit and the flywheel housing align. Refer to Illustration 1.
Remove the injector lines.
Remove the stop solenoid.
Illustration 2 g02897543
View of filled delivery valve passage
Turn the flywheel in the counterclockwise direction. Fuel must fill up to the hole of the delivery valve holder for the No. 1 cylinder.
After fuel fills the hole of the delivery valve holder for the No. 1 cylinder, rotate the flywheel in the clockwise direction 90 degrees.
Rotate the flywheel in the counterclockwise direction to 10 degrees before top center.
Continue to rotate the flywheel slowly in the counterclockwise direction. Stop rotating the flywheel when fuel begins to come up in order to get injection timing.
Illustration 3 g03332004
Location of timing window
Illustration 4 g02918462
View of correctly aligned top center mark
Check the degree mark on the flywheel. The flywheel has an identification mark for the crank angle before the top center of the No. 1 piston.
Rotate the injection pump to adjust the injection timing, if the injection timing is not within specification. Injection pump timing ... .00960 rad before TDC to .0235 rad after TDC