Valtra 6850 - Page 850

215
Model Code Page
45. Final drives
6000--8950 450 1
1. 9. 2002
1. 8. 2000
Contents
General (Op. no. 450):
Technical data 1...................................................................
Special tools 2....................................................................
Final drive, description 3............................................................
1. Reconditioning final drives (Op. no. 451)
A. Removing final drives 1..........................................................
B. Changing needle bearings in planetary gears 1......................................
C. C hanging bearings and seals for outer drive shafts 2.................................
D . Adjusting outer drive shaft bearing clearance 3......................................
E. Fitting final drives 4..............................................................
Technical data
Gear rati o, planetary gears:
--- f i n a l d r i v e s 3 0 0 i=5,20................................................................
--- final drives 450/650 i=6,86............................................................
--- f i n a l d r i v e s 7 0 0 i=8,57................................................................
Rear axle flange distance 1750 mm.........................................................
Tightening torque
Driveaxlehousing---brakehousing:
--- M12, 8.8 (6000---6400, 6900---8000) (final gears 300) 80 Nm................................
--- M12, 10.9 (6200---8950) (final gears 450/650/700) 125 Nm..................................
Rear wheel nuts 550 Nm.................................................................
Cab rear attaching bolts 200 Nm..........................................................
Settings
Drive shaft bearing clearance is adjusted by tightening the centre screw to 10 --- 20 Nm...............
Distance between brake housing surface---inner drive shaft end:
--- f i n a l g e a r s 3 0 0 157,50---159,15 mm................................................................
--- f i n a l g e a r s 4 5 0 157,40---159,30 mm................................................................
Oil
(The transmission and hydraulic systems use the same oil and same oil reservoir)
--- oil quality and volume see page 130/4..........................................................