See also:

Heater unit - overhaul
1 With the heater unit removed from the vehicle, remove the two securing screws and withdraw the heater matrix from the casing (see illustrations). 19.1a Remove the securing screws . . . 19.1 ...

Hinge and lock check and lubrication (Every 12 000 miles or 12 months)
1 Work around the vehicle, and lubricate the bonnet, door and tailgate hinges with a light machine oil such as Duckhams Home Oil. 2 Lightly lubricate the bonnet release mechanism and exposed secti ...

Diagram 2: 1980-86 Lighting all models
Diagram 2: 1980-86 Lighting all models ...