1074
Model
No Page
6900(8000R)
24.02.1999 28050---8950 69.5
FRONT AXLE AIR SUSPENSION, fitting instr.
(17)
(Fitting the compressed air equipment (if not fitted):
seepage9/17)
Removing the front axle:
--- Remove the propeller shaft guard under the t rac-
tor. Unbolt the front flange joint of the propeller
shaft.
--- Disconnect the oil hoses on the steering cylinder.
Raise the tractor front end and place sturdy axle
stands under the front frame. Remove the front
wheel, if needed.
--- Fasten the lifting ropes on the axle and unbolt the
axle bearing brackets. Lower the axle and remove
it.
Modifications:
--- Drill on the front bearing bracket a grease hole so
that it is a mirror image to the earlier hole and tap
a thread for the nipple (picture A).
--- Plug the earlier grease hole, fit the nipple into the
new hole.
--- Remove an edge from the front bearing bracket by
machining it, picture A.1 and check the function.
--- Make chamfers onto the oil sump frame, see pic-
ture B.
---Fastentheaxleontoanewframe,donottighten
the bolts to the finaltorque. Tighten them just when
the propeller shaft is correctly positioned.
Ensure, that the bearing brackets are correctly
positioned on the axle.
Fastening front axle:
--- connect the upper and lower frames, and fasten
the bellows and the shock absorbers, see picture
E.
--- Fasten the complete frame+front axle onto the
tractor frame, fit spacers 3 (30 mm) between t he
tractor and the new frame.
(Spacers 10 mm are available as an option forfront
loader).
Fasten the propeller shaft (35e).
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