FIAT 500 1957 1.G Service Manual

FIAT 500 1957 1.G Service Manual 500 1957 1.G FIAT FIAT https://www.carmanualsonline.info/img/10/4482/w960_4482-0.png FIAT 500 1957 1.G Service Manual
Trending: diagram, check engine light, air condition, bulb, ECU, oil filter, mirror

Page 41 of 128

FIAT 500 1957 1.G Service Manual FIG 3 : 1 Ignition system wiring diagram
BATTERY
SWITCHBREAKER COIL
SPARK  PLUG
CONDENSER
FIG 3 : 2 Ignition distributor in place on engine with
cap lifted offCURRENT  CONTACT
TO  SPARK  PLUG
BREAKER

Page 42 of 128

FIAT 500 1957 1.G Service Manual a n  0—20  v o ltmeter. If the circuit is in order the meter
should read approximately 12-volts.
3  Battery to fuse box terminal 30. Connect the volt-
meter between the terminal 30 and  earth.  No r

Page 43 of 128

FIAT 500 1957 1.G Service Manual FIG  3 : 4  Use of fixture Ap.5030/1 to check ignition
timing
Reassembly is the reverse procedure to dismantling but
the following points should be noted:
1 Lubricate the parts of the centrifugal adva

Page 44 of 128

FIAT 500 1957 1.G Service Manual indicates the condition inside the combustion chamber
and may be used as a guide to engine tuning.
Before the spark plugs are removed b l o w away any
loose dirt from  the  plug recesses using a compr

Page 45 of 128

FIAT 500 1957 1.G Service Manual Blank Page

Page 46 of 128

FIAT 500 1957 1.G Service Manual CHAPTER 4
THE COOLING SYSTEM
4:1
4:2
4:3Description
Air outlet thermostat and shutter
Tension adjustment4:4
4:5
4:6Heating system safety device
Maintenance
Fault diagnosis
4:1Description
Sedan:
A l l

Page 47 of 128

FIAT 500 1957 1.G Service Manual FIG 4 : 1  Engine cooling air circulation system
Key to  Fig4:1  A Engine cooling air intake B Carburetter air suction cleaner C Centrifugal fan and air conveyor
D Oil pan cooling air passage E Warmed

Page 48 of 128

FIAT 500 1957 1.G Service Manual 55F500
FIG 4 : 2  Cooling air circulation system of engine 120.000
Key to  Fig  4 : 2  A Air intakes B Fan C  Thermostat, engine air draft shutter control D Shutter enqine air draft
E Carburetter air

Page 49 of 128

FIAT 500 1957 1.G Service Manual OIL DRAIN PLUG COOLING AIR DUCTS
FIG 4 : 3  Oil sump with blower cowling. Arrows indicate
air outlets
BLOWER
SHAFT GENERATOR ARMATURE
VENT TUBE
FIG 4 : 4  Cooling blower mounted on generator shaft
ext

Page 50 of 128

FIAT 500 1957 1.G Service Manual 4 : 4 Heating system safety device
110F series  sedan engines and  later station wagon
engines incorporate a modification to the cylinder head
designed so that in the event of cylinder head gasket
fai
Trending: lock, light, sunroof, window, check engine, instrument panel, engine oil