COOLING
SYSTEM
Page
K5
b
To Refill
1.
Turn the radiator drain tap clockwise to close.
2.
Check that the air temperature control
is
still at HOT.
3.
Refill the cooling system to within
25
mm
(1
in) from the bottom of the
header
tank filler neck.
4.
Re
p
lace the header tank cap.
5.
Check after filling to ensure that the heater, or the heater unit of the air
conditioning system,
is
free of air locks. If necessary, release the feed
hose clip (top of themostat) at the rear of the engine to expel any air,
re-
ti
g
hten the hose clip and top up header tank.
NOTE:
It is important that the coolin
g
system should contain
a
corrosion
inhibitor to protect the aluminium alloy of which the greater part
of both the engine and the radiator are built.
COOLING
SYSTEM
INHIBITOR
We recommend a combined antifreeze/inhibitor which can be used all year round,
in the following
quantities:
North America
3.7
litres
(6.5
Imp. pts; 7.8
US
pts)
All
other territories
2.4
litres (4.3 Imp. pts;
5.2
US
pts)
Antifreeze/inhibiton which are recommended by Lotus Cars Limited are:
Shel
I
'Shell Safe'
Union Carbide
'W
184'
4
Antifreeze mix
25%
minimum in tempemte climates and in colder climates up to
60%
maximum.
To Remove
1.
Drain the cwllng system as described above.
2.
Release the clips securing the hoses and disconnect from the radiator.
3.
Unscrew the
3
screws securing the sides of the air duct to the body.
4.
Remove
the
3
bolts securing the bottom of the air duct to the chassis.
5.
Carefully withdraw the air duct and front grille together with the radiator.
6.
Remove the mdiator froh the air duct assembly, taking care not to dornage
the mdlator matrix which
is
constructed from aluminium.
ESPRIT
Issue
04/78
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