Fuel Tank; Engine Transmlnlon And Dlre,Ential Anembly; Removal And Installation; Cleaning And Inspection - Fiat 850 Sedan 1968 Shop Manual

84 FIAT·850 PASSENGER CARS
- using a dial indicator
I
gauge the projection of
push rod: it should be .0394" to .0591" (I to 1.5 nun).
- if projection is less than .0394" (1 rom), replace
the gasket B by another A; if projection is more
than .0591" (1.5 nun), replace gasket B by another C.
Gaskets come for service in the following thick-
nesses:
A .0106" to .0130" (0.27 to 0.33 mm)
B .0276" to .0315" (0.7 to 0.8 nun)
C .0472" to .0512" (1.2 to 1.3 mm)
Recall
that
between fuel pump and insulating
spacer type A gasket only should always be fitted.
FUEL TANK
Removal and Installation.
Disconnect the plus cable from battery terminal
post.
Remove the drain plug from
tank
and let fuel out.
Disconnect: the filler neck hose at fuel tank, the
fuel pump line and the
tank
breather tube.
Disconnect fuel gauge tank unit wires removing
cover from engine compartment
wall.
Disconnect accelerator and choke control cables
as well as heater radiator coolant inlet and outlet
pipes.
Remove transmission and clutch as directed under
covering headings.
Remove left side shock absorber.
Back out fuel tank bracket screws.
Disengage brackets and lift out fuel tank.
To install the fuel tank just reverse removal
procedure.
Cleaning and Inspection.
Thoroughly check the fuel tank for leaks especially
at joint seams; if necessary eliminate leakage by
tinning.
To clean the tank interior. remove the drain
plug and spray in a jet of gasoline so that
all
sediments or dirt deposits can be loosened; then
shake the tank vigorously around.
Drain gasoline and blow the tank dry.
Repeat the above outlined steps and fit the drain
plug.
Fig. 141 • Engine transmlnlon and dlRe,ential anembly.