Fiat 500F - 5:6 Pilot bushing; 5:7 Withdrawal mechanism

lubricated using Fiat Jota 3 grease.
1 Pressure plate—boss outer faces.
2 Clutch cover—withdrawal lever fulcrum.
3 Withdrawal lever stopnuts—contact face.
4 Withdrawal lever carrier ring — lever contact face.
5 Crankcase end pilot bushing lubricated with Fiat KG.15
grease.
6 Lubricate contact faces of driven plate and clutch shaft.
To install the clutch assembly proceed as follows:
1 Ensure that there is no grease or oil on the faces of the
driven plate or flywheel face and position with the
raised part of the hub towards the transmission unit.
2 Locate Fiat tool A.70085 (diaphragm clutch) or
A.62023 (coil spring clutch) or a suitably sized drift,
through the driven plate hub and position in crankshaft
pilot bushing. Gradually tighten the clutch unit
mounting screws working diagonally and finally tighten
to a torque wrench setting of 5.8 to 7.2 Ib ft.
5:6 Pilot bushing
Whenever the clutch unit is being renewed or over-
hauled it is essential that the crankshaft pilot bush is
checked for excessive wear or damage. Also check that
FIG 5:7 Side sectional view of clutch and throw-out
mechanism - 500 Sedan (11OF), late Station Wagon. Value
1.5 mm (.059 inch) refers to the clearance to be obtained
through the adjustment of clutch throw-out yoke rod
F500
63
The withdrawal mechanism comprises a forked lever
(see FIG 5:8), which is located in the clutch housing and
5:7 Withdrawal mechanism
New 500 and 500D models:
the spigot on the bush end is in a good serviceable con-
dition. The maximum clearance between the clutch shaft
spigot and the bush should not be greater than .0059 inch
otherwise the pilot bush must be renewed. To remove the
pilot bush use Fiat puller A.40006/1 /2 or a small universal
internal bush and bearing removal tool.
To fit a new bush use a suitably sized drift and drive the
bush fully home and lubricate well with Fiat KG.15 grease.
FIG 5:9 Clutch controls and adjusting mechanism
LEVER RETURN SPRING
ADJUSTABLE
TIE ROD
CLUTCH RELEASE LEVER
NUT AND JAM NUT
FOR TIE ROD
CLUTCH RELEASE BOWDEN
FIG 5:8 Clutch throw-out mechanism
CLUTCH
SHAFT
LEVER-AND-SHAFT
RELEASE
RELEASE
THRUST RING
FORK-TO-THRUST
FASTENERS RING
CARBON
RING
WITHDRAWAL FORK
CLUTCH