4. DISASSEMBLY, INSPECTION AND REASSEMBLY OF ENGINES Point 3: (Refer to 7.2.5 in chapter 7) [Disassemble] Remove the mounting nut of the fuel injection pump drive gear, remove the gear using the gear puller, and remove the fuel injection pump. Do not forget to remove the stay on the rear side. When extracting the gear using the gear puller, use a pad at the shaft and carefully oper- ate so as not to damage the thread. [Reassemble] Tightening torque for fuel injection pump drive gear nut (without lube. oil) Nm {kgm} Point 4 [Reassemble] Assemble crankshaft gear A, fuel injection pump drive gear B and camshaft gear C at the same time by aligning with idle gear A, B and C marks.
Install the idle gear shaft with the oil hole facing upward. Point 5 [Reassemble] Install the PTO drive gear with its inner spline side facing the flywheel. Point 6 [Disassemble] Install a bolt as a handle in the hole at the end face of the flywheel and remove carefully so as not to damage the ring gear. [Reassemble] Flywheel mounting bolt : apply lube oil Nm {kgm} Point 7 [Disassemble] Measure the camshaft side gap. mm If the measured side gap exceeds the limit, replace the thrust metal.
4-28 82E-5 – 98E-5 SERIES Model Tightening torque 3D82AE – 4D88E 78 – 88 {8.0 – 9.0} 4D94LE, (S)4D98E 113 – 123 {11.5 – 12.5} Model Tightening torque 3D82AE – 4D88E 83.3 – 88.2 {8.5 – 9.0} 4D94LE, (S)4D98E 186.2 – 205.8 {19.0 – 21.0} Item Standard Limit Side gap 0.05 – 0.20 0.30