3. REMOVAL AND INSTALL OF REDUCTION GEAR 3. REMOVAL AND INSTALL OF REDUCTION GEAR 1) 1) REMOVAL REMOVAL (1) Remove the swing motor assembly. For details, see removal of swing motor assembly. (2) Sling reduction gear assembly (1) and remove mounting bolts (2). (3) Remove the reduction gear assembly. · Reduction gear device weight : 45 kg (99 lb ) 2) 2) INSTALL INSTALL (1) Carry out installation in the reverse order to removal. · Tightening torque : 10.5 kgf · m (76 lbf · ft ) 1 2 7-21