Transmission Assemblies; Removal And Stripping Of Clutch; Operations And Cautions - Fiat 411 R Service Manual

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TRANSMISSION ASSEMBLIES
CLUTCH
The master clutch assembly is composed oi two dry, single-plate clutches, one for the tractor transmission
drive and the other for the power-take-off drive.
The unit is controlled by one single pedal which, during the first part of its travel, disengeges ihe main
clutch (transmission) and En the following one, the power-take-off, but only when this attachment is
directly driven by the engine (independent powewtake-oh).
The three diagranns of Fig. 82 illustrate, respectively:
a) the clutch engaged; ii) the main clutch disengaged; 0} clutch completely disengaged.
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Fig. 82. - Clutch functional diagram.
a - engaged clutch. b A main clutch. disengaged. c - clutch, completely disengaged.
F we Power take-off dm-en plate - C = Gearbox driven plate - P = Lever points.
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Removal and stripping of clutch.
Removing the clutch assembly from tractor:
Paris to be removed. Operations and cauiions.
The batteries.
The exhaust pine.
The engine, with the front axle (Fig. 83}. '
Disconnect the following components:
' »~— the hydraulic pump oil lines, the steering shaft
lever longitudinal iie~rod, the board' from the bailery
support and this support from the gearbox case, the
accelerator pedal fife-rod from the transmission shaft;
the electric cables central connection;
~»— firf two' wooden wedges on the froni axle, attach
the engine assembly to a lift and place the gear-
box case on a stand;
¢— remove the screws assembling the engine to the
gearbox and facilitate {he removal by acfuatlng
the clutch pedal. "
Nofie. - To pull the flywheel inner pllol bearing
use fool A 619827.
Fig. B3. - Removal of engine, with front axle.
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