UNDERCARRIAGE / Travel Device CAUTION: Ring gear (13) weight: 53 kg (117 lb) 5. Remove bolts (14) (34 used). Install eyebolts (M12, Pitch 1.75 mm) (2 used) into the bolt (19) hole on ring gear (13). Hoist ring gear (13). Remove ring gear (13) from drum (40). CAUTION: Drum (40) + sprocket (39) weight: 146 kg (320 lb) IMPORTANT: The motor (31) side of drum (40) is a seal sliding surface for motor (31). After removing drum (40), place drum (40) onto the wooden block. 9. Install eyebolts (M16, Pitch 2.0 mm) (2 used) to drum (40). Hoist drum (40). Remove drum (40) from the housing of motor (31). 10. Remove the inner race of roller bearing (33) from drum (40). NOTE:
THREEBOND #1389B has been applied between ring gear (13) and drum (40). When it is difficult to remove, use a screwdriver. CAUTION: The third stage carrier (1) assembly weight: 61 kg (135 lb) 6. Remove the third stage carrier (1) assembly. NOTE: Do not remove the inner race of roller bearing (30) in the motor (28) side unless necessary. Do not remove the outer race of roller bearing (33) attached with drum (40) unless replacement. 11. Remove floating seal (32) from drum (40) and motor (31). 12. Tap the back of outer race evenly by using a hammer and remove the outer race of roller bearing (33) from drum (40). 7. Remove bolt (35) and lock plate (36) from bearing nut (34). : 19 mm NOTE:
LOCTITE #262 or THREEBOND #1386B has been applied to the bolt. 8. Secure the travel device in order not to rotate. Remove bearing nut (34) by using special tools Special tool: ST 3052, ST 3051, ST 3330 Bolt: M16 (Length 60 to 90 mm) (2 used) W1V7-03-02-004 W3-2-7 34 ST 3052 ST 3330 ST 3051