TM 5-3805-258-24-2ENGINEDISASSEMBLY AND ASSEMBLYBALANCER SHAFT BEARINGSREMOVE BALANCERSHAFT BEARINGS1220-28Tools NeededA8S2241Camshaft Bearing Tool Group18H684Ratchet Box Wrench11.2.3.4.start by:a) remove hydraulic pump gear trainb) remove oil panc) remove oil pumpd) remove blanacer shaftsRemove the front bearing for the balancershaft with tooling (A).Remove the center bearing for the balancershaft with tooling (A).Remove the rear bearing for the balancer shaftwith tooling (A).Do Steps 1, 2 and 3 again for the other balancershaft bearings.INSTALL BALANCERSHAFT BEARINGS1220-28Tools NeededA8S2241Camshaft Bearing Tool Group18H684Ratchet Box Wrench11.2.3.Install balancer shaft front bearing (1) withtooling (A). Make sure the oil hole in the bear-ing is in alignment with the oil hole in thecylinder block. The bearing must be 0.8 ± 0.5mm (.03 ± .02 in.) inside the end of the cylin-der block after installation.Use tooling (A) to install the balancer shaftcenter bearing so the front of the bearing is290.6 ± 0.5 mm (11.44 ± .02 in.) from thefront surface of the cylinder block. Make surethe oil hole in the bearing is in alignment withthe oil hole in the cylinder block.Use tooling (A) to install balancer shaft rearbearing (2) so the front of the bearing is 601.0± 0.5 mm (23.66 ± .02 in.) from the frontsurface of the cylinder block. Make sure the oilhole in the bearing is in alignment with the oilhole in the cylinder block.end by:a) install balancer shaftsb) install oil pumpc) install oil pand) install hydraulic pump gear train5-136
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