OPERATOR AR 5105784 - Caterpillar

Disassembly Procedure
Start By:
Remove the rocker arms and the rocker shaft.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01047557
Remove valve rocker arms (11) and electronic unit injector rocker arm (3) from rocker shaft assembly (4).
Remove jam nut (7) from adjustment screw (8).
Remove adjustment screw (8) from valve rocker arms (11).
Remove button (10) from adjustment screw (8). Remove O-ring seal (9) from the adjustment screw.
Remove jam nut (2) from unit injector adjustment screw (1).
Remove unit injector adjustment screw (1) from electronic unit injector rocker arm (3).
Remove button (6) from unit injector adjustment screw (1). Remove O-ring seal (5) from the unit injector adjustment screw.