Valtra 6850 - Page 1018

961
Model Code Page
64. Powered front axle
8. 11. 1990
6000--8750 640 1
Contents
General (Op. no. 640)
Technical data 2...................................................................
Special tools 3....................................................................
Po wered front axle, description 4....................................................
4WD clutch, see section 44
Steering cylinder, see section 61
Adjusting toe---in and steering angle, s ee section 61
Repair instruction
Axle housing and central pivot bearing brackets
(Op. no. 641)
A. Removing front axle 1...........................................................
B. Changing front axle central pivot bearing bracket sleeves 1............................
C. Fitting front axle 1...............................................................
Drive shafts (half shafts) (Op. no 642)
1. Reconditioning drive shafts:
A. Changing outer ball bearing and oil seal 1..........................................
B. Changing inner bearing bushing and oil seal 3......................................
C. Reconditioning double universal joint 3.............................................
.
Hub reduction gear (Op. no. 643)
1. Rec onditioning planetary hub gear:
A. Changing planetary pinion roller bearings 1.........................................
B. Changing hub bearings and seals 2................................................
C. Changing steering knuckle bearings 3.............................................
Differential (Op. no. 644)
1. Rec onditioning differential:
A. Changing pinion shaft seal (without removing the shaft) 1.............................
B. Changing differential brake discs 1................................................
2. Changing pinion shaft/crown wheel:
A. Removing differential 2..........................................................
B. Removing pinion shaft 3.........................................................
C. Fitting pinion shaft and adjusting position of pinion shaft 3............................
D. Adjusting differential bearing preload and tooth backlash pinion/crown wheel 5...........
E. Assembling front axle 7..........................................................