Pre-1986 models Removal
1 Working inside the vehicle, remove the dash lower trim panel from the right-hand side. The panel is secured by two metal tags and two clips.

2 Detach the air ducts from the right-hand side of the heater casing and swivel them to clear the control cables.

3 Disconnect the control cables from the heater casing.

4 Giving a sharp jerk, pull the knobs from the control levers on the facia panel, then press the control indicator plate downwards and remove it.

5 Unscrew and remove the two screws which are now exposed and which hold the control lever assembly in position.

6 Carefully withdraw the control unit with the cables from the facia and disconnect the wire from the illumination lamp.

1986 models onwards
Removal
7 Pull the air ducts off the heater on the righthand side and move them clear.

8 Detach the right-hand cable from the heater casing and temperature control flap lever.

9 Pull the cover off the left-hand actuating lever and detach the cable from the heater casing and air distribution flap lever.

10 Pull off the heater control knobs and undo the two screws, one located under each outer control knob, then remove the control panel bezel. Remove the centre vents.

11 Undo the two control panel screws and withdraw the panel with cables, through the aperture.

Refitting (all models)
12 Refitting is a reversal of removal. On completion adjust as described in the preceding Section.