FILLER GP-POWER TRAIN OIL 4502583 - Caterpillar

start by: a) remove rocker shafts and push rods 1. Remove cotter pins (1), washers and springs. 2. Remove the intake rocker arms (5) from the rocker shaft.3. Remove the brackets (4) and exhaust rocker arms (3) from shaft. Remove the fitting (6) and spring (2).4. Remove the bearings from the rocker arms with tooling (A). Remove the nut and screw for the adjustment from the arms. Remove the rings and buttons from the arms.Assemble Rocker Shafts
1. Install rings and buttons on rocker arms. Install screws and nuts for the valve adjustment on the arms. Install the bearings in the arms with tooling (A). Be sure the oil holes of the bearings are in alignment with oil holes in arms.2. Install the spring and fitting on the shaft. 3. Install the rocker arms, brackets, washers (1), springs (2) and cotter pins on each end of shaft. Be sure exhaust rocker arms and intake rocker arms are installed in correct location on shaft.end by: a) install rocker shafts and push rods