UPPERSTRUCTURE / Swing Device 20. Hoist and place the housing (26) assembly on bracket (ST 5100). Install the housing (26) assembly with bolts (M22, Pitch 2.5 mm) (2 used). Insert the stopper at the bottom of bracket between teeth of the pinion gear. Secure the bracket on a workbench in order to reduce the reaction force. CAUTION: Second stage carrier (18) weight: 32 kg (70 lb) IMPORTANT: Check the direction of second stage carrier (18). 23. Install the second stage carrier (18) assembly to the spline of shaft (31). : 32 mm 18 31 Stopper ST 5100 W1V7-02-06-001 21. Apply a firm of grease to the thread part of bearing nut (15).
Install bearing nut (15) to shaft (31) with the stepped side facing to roller bearing (14). Tighten bearing nut (15) to the specified torque by using special tool (ST 2926). W1V7-02-06-005 24. Install second stage sun gear (20) to the second stage carrier (18) assembly. 25. Clean off old adhesive. Apply THREEBOND #1215 onto the ring gear (25) mounting surface of housing (26). : 735 N m (75 kgf m, 540 lbf ft) NOTE: Apply grease for keeping correct tightening torque. W178-02-06-008 22. Install lock plate (16) to bearing nut (15) with bolt (17).
In case the spline of lock plate (16) and that of shaft (31) are not aligned, tighten bearing nut (15) in tightening direction until both splines are aligned. : 50 N m (5 kgf m, 36 lbf ft) : 17 mm W2-6-17 26 3167 15