Ford Thunderbird 1957 - Tune-Up; Tune-Up Schedule

1-8
Chapter 1
General Engine
Service
2.
TUNE-UP
A
tune-up
is
a
systematic
procedure
for
testing
va
rious
engine
components,
and,
if
necessary,
bringing
them
within
recommended
specifications
to
restore
engine
efficiency
and
performance.
The
Tune-Up
Schedule
(Table
2)
is
applicable for
either a minor or major
tune-up
as governed
by
the
condition
of
the
engine.
The
reference after
each opera
tion refers
to
that part
of the
manual
which
describes,
in
detail,
the
procedure
to
be
followed.
Perform the
operations
in the
sequence
listed.
Table
2
Tune-Up
Schedule
Operation
Perform
on
Recom
mended
Procedure
Minor
Major
BATTERY
AND
CABLES
Clean
cables,
connectors,
and
terminals.
X
Part
7
Chapter 1
Inspect
cables for worn
insulation.
X
Inspect
battery
for
cracks
and leaks.
X
Check
battery
state
of
charge.
X X
Grease
battery
cables.
X
GENERATOR
Check
generator
output.
X
Part
7
Chapter 1
REGULATOR
Visually
inspect
wiring.
X X
Part
7
Chapter 1
Check
current and
voltage.
X
ENGINE
COMPRESSION
Take compression
reading
of
each
cylinder.
X
Page 1-9
SPARK
PLUGS
Clean, adjust,
and test. X X
Part 2
Chapter 1
INTAKE
MANIFOLD
Check
and adjust manifold
bolt torque. X
Part 1
Chapter
2
or
3
VALVE LASH
Check
and
adjust intake and
exhaust valve lash. X X
Page 1-15
DISTRIBUTOR
Check
and adjust breaker
arm
spring
tension.
X
Part
2
Chapter 1
Check condition
of
contact
points.
X
X
Check and adjust point
dwell. X X
Check
and
adjust
vacuum
advance.
X
Check
and
adjust
mechanical
advance
(8-cyl. engines).
X
Test
distributor
circuit
and
point resistance.
X
Clean and inspect
distributor
cap
and rotor.
X
X
Operation
Perform
on Recom
mended
Procedure Minor Major
CONDENSER
Check for
leakage,
series
re
sistance,
and capacity.
X
Part
2
Chapter 1
COIL AND
RESISTOR
Check
coil
output. X
Part 2
Chapter
1
Check
the voltage
drop
at
the
resistor.
X
TIMING
Check
and adjust ignition
timing. X
X
Part 2
Chapter
1
VACUUM
Check manifold vacuum.
X
X
Page
1-9
FUEL
PUMP
Clean fuel
pump
bowl.
X X
Part 2
Chapter
2
Test
fuel
pump
pressure.
X
Test
fuel
pump
capacity.
X
CARBURETOR
Clean
carburetor air cleaner
filter.
X X
Part 2
Chapter
2
Clean carburetor fuel
bowl.
X
Adjust float setting.
X
Check fuel level
(Holley
and
Ford
Carburetors).
X
Adjust
engine idle speed. X X
Adjust idle
fuel
mixture. X X
FUEL
FILTER
Clean
fuel
line filter. X
Part 2
Chapter 2
EXHAUST
ANALYSIS
Perform
an exhaust gas
an
alysis. X
Page
1-10
IGNITION SYSTEM RE
SISTANCE TEST
Perform
a
primary
circuit
and
secondary
circuit
re
sistance
test.
X
Part 2
Chapter
1
COOLING SYSTEM
Check
and adjust
the
tension
of
the drive belts. X
X
Part
2
Chapter
3
Check
condition of
hoses and
radiator cap.
X
X