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Every
40
000 kilometres (24 000
miles}
or
2
years whichever
is
the
earlier
In addition
to
the 20 000 kilometres (
12
000
miles)
service schedule carry out the
following.
In
the case
of
the Automatic gearbox,
Carburetters,
Final
drive
unit
and
Fuel evaporation
emission control system the servicing necessary
is
listed
in
this
schedule therefore the 20 000
kilo-
metres (12 000 miles} service schedule should not
be consulted for these items.
• t1.
Air
injection
system ( Applicable
to
cars from
Car serial number PRH
4613): Check the
air
injection
system for
leaks
and
correct
functioning.
Renew
any
defective
items.
"t2. Automatic choke: Check the
flow
through
the
choke stove pipe
and
check for correct functioning.
Rectify
if
necessary.
*
3.
Automatic gearbox: Drain the gearbox and
fluid
coupling,
fill
with
recommended
fluid.
Clean the breather in the top
of
the
dipstick.
*t4. Carburetters: Clean
air
valves.
If
paper elements are
fitted
to the
float
chambers
fit
new paper elements.
·
If
wire
mesh
filters
are
fitted
to the
float
chambers, remove the unions
and
clean the ti I ters.
Top-up
oil
level in
air
valve dampers.
Check float chamber depression
and
rectify
if necessary.
Check engine
idle
speed
and
choke
fast-idle
speed;
adjust
as
necessary.
·t5. Carburetter mixture weakening
device
( If
fitted):
Fit
a new
air
filter
for the carburetter
mixture weakening device.
* 6. Engine cooling system:
Fit
a new engine
coolant thermostat. Examine the condition of al I
hoses;
fit
new hoses as necessary.
Fit
new heater
tap hoses
{irrespective
of
visual
appearance).
" 7.
Final
drive
unit:
Drain the
final
drive
unit
and
fi
II
with
recommended oi
I.
·ts.
Fuel evaporation emission control system
(Applicable
to
cars
from Car serial number PRH
4801):
Fit
a new foam
filter
element in the
evaporation
loss
control
canister.
Check the
condition
of
pipes and connections.
Check the purge rate.
Fit
a new purge
line
filter
if
necessary.
9. Fuel pumps: Remove the pumps and
test
fuel
pump
efficiency;
fit
new pumps
if
necessary.
10. Fuel tank: Release the drain plug
and
allow
any accumulated water
to
drain away;
fit
the
drain
plug
and
add four S.B.N.
inhibitors
to the tank.
11.
Propeller
shaft: Check the torque
tightness
of
the
bolts
securing the shaft flanges;
rectify
if
necessary.
12. Steering transfer box: Check the
oil
level;
top-up
if
necessary.
Recommended Seasonal Schedules
Every 12 months
1.
Air
conditioning
system: Check that the
foam
tilter
.element in the
scuttle
intake
grille
is
free
from obstruction;
fit a new element
if
necessary.
Che~k the refri~eration system
for
correct operation;
rectify
as necessary. Any work
on
the refrigeration
system must only be carried out by
an
experienced
refrigeration engineer.
2. Engine cooling system: Drain
off
the old
coolant and
fi
11
the system with fresh
anti-freeze/
water mixture
or
inhibited
solution.
Just
prior
to
the
Autumn. clean any debris from the surfaces
of
the
refrigeration condenser and radiator matrices by
reverse
flushing
~ith
a hose.
Every
2 years
1. Engine cooling system: Carry out the 12 months
service procedure and al
so
thoroughly reverse flush
the cooling system. Examine coolant hoses
and
fit
new hoses as necessary.
Service Recommendations
The
following
operations
may
be carried out
at
the
brake reline nearest to the
distance
intervals
specified.
It
is
emphasised that these
service
recommen-
dations are not normal
servicing
arrangements
and
should
only
be carried out at the request
of
the
Owner.
1. Every 96 000 kilometres (60 000
miles):
Renew
the brake hoses, wheel
cylinder
seals
and
brake
master
cy
I inder seals.
If
necessary renew the dust
and
water
seals
whilst
carrying out the above mentioned procedures.
Completely drain the brake
fluid
from the
hydraulic
systems
and
clean the
reservoirs.
Fi
11
with
approved
fluid
and bleed the systems.
D4 - 3
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