971
Model Code Page
64. Powered front axle
8. 11. 1990
6000--8750 641 1
Axle housing and central pivot bear-
ing brackets
(Op. no. 641)
A. Removing front axle
1. Drain the oil from the hub gear s and from the differential (if
necessitated by the repair job in hand).
2. Remove the propeller shaft guard. Disconnect the pro-
peller shaft front flange joint from the pinion shaft.
3. Disconnect oil hoses from the steering cylinder. Raise the
tractor front end and place axle stands under the front frame.
Remove front wheels if needed.
4. Connect the hoist to the front axle and remove axle bearing
brackets from tractor frame. Remove the axle from the tractor.
B. Changing central pivot bearing
brackets sleeves
1. Remove front axle (s e e O p . A 2 --- 4 )
2. Remove bearing brackets from axle. Check condition of
bearing sleeves.
3. Check condition of v---ring and intermediate ring. Grease all
parts with universal grease. Also grease the o---rings for the
sleeves.
4. Fit bearing brackets onto the axle and fit the axle (Op C).
N.B. Central pivot bearing brackets should have a small axial
clearance(0,1---1,1 mm). Adjust this if necessary usingshims.
C. Fitting front axle
1. Check that bearing brackets are in right position on theaxle.
2. Lift up the front axle and tighten the bearing bracket attach-
ing bolts to 380 Nm. Note! Propeller shaft guard front end
must be fitted under the rear attaching bolts.
3. Connect the steering cylinder oil hoses. Connect the pro-
peller shaft flange joint (35 Nm).
4. Fit the front wheels if removed (550 Nm).Removesupports
from under the tractor.
5. If the oil was drained refill the differential (8l) and both hubs
(2x1 l).
6. Gr ease the front axle central pivot bearings.
7. Test run the tractorand check thatthe steeringsystem func-
tion properly.
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