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5 Unscrew the heater assembly mounting
nuts and withdraw it from the car.
Dismantling
6 To remove the matrix, disconnect the pipe
clip and unscrew the mounting screws then
slide the matrix from the casing (see
illustrations). If necessary the pipes can be
removed by unscrewing the flange screws.
Use water from a hose to clean both the
inside and outside of accumulated debris.
7 To remove the heater blower, unscrew the
mounting screws and lift the unit from the
casing (see illustration).
8 If necessary remove the heater control
panel and cable.
Reassembly and refitting
9 Reassembly and refitting is a reversal of
removal and dismantling, but fill the cooling
system as described in Chapter 1 on
completion.
10 Air conditioning system -
general information and
precautions
General information
1 Air conditioning is available as an option on
later models. In conjunction with the heater,
the system enables any reasonable air
temperature to be achieved inside the car. It
also reduces the humidity of the incoming air,
aiding demisting even when cooling is not
required (see illustration).
Cooling, heating and air conditioning systems 3•7
3
9.6a Remove the heater matrix mounting
screws and pipe clip (arrowed) . . .
9.6b . . . then withdraw the matrix from the
heater casing
9.7 Removing the heater blower motor
10.1 Air conditioning system layout
a Outside air
b Outside or recirculated air
c Fresh and dried air
GHP High-pressure gas
LHP High-pressure liquid
GBP Low-pressure gas
1 Condenser
2 Dehydrator
3 Compressor
4 Expansion chamber
5 Evaporator
6 Pressostat