330 GT Registry
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Heating System
Heat
valve
control
Heater controls
Main heater valve
Front location, early engines
Main heater valve
Rear location, late engines
Heater
valve
rubber
Heater
valve
p
arts
Manual valve right side
Manual valve left side
Heater box
Heater box
Heater fan
Heater Vent Hose and Clip
Heater Fan to Vent Hose Adaptor
Front Defroster
The left control is for the defroster,
up for floor heat,
down (yellow dot) for defroster,
hey, it's an Italian car.
Duct locations
LH and L middle ducts
RH duct
Rear D
efroster
4HL circulating fan
2HL defroster embedded in window
Very fine heat lines run from the silver base wire to the top of the window.