780 V6-2849cc 2.8L SOHC B280F (1987)
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Remove original blower motor and wires.
Remove gasket
MODIFICATION A (modifying old climate unit housing to fit new type of blower motor):
Use hacksaw blade to cut plastic tube flush with fan housing. Finish by grinding flush with mating surface to ensure well-sealed joint.
Install adapter.
Before fitting adapter, apply sealing compound as illustrated (A) and fit plastic foam seal (B). Only mating surface with fan housing should be sealed.
Fit adapter.