| | | 
Heat valve control | 
Heater controls |
Main heater valve
Front location, early engines | 
Main heater valve
Rear location, late engines | 
Heater valve rubber | 
Heater valve parts |
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 Defroster |
4HL circulating fan |  |  | |
2HL defroster embedded in window | 
Very fine heat lines run from the silver base wire to the top of the window. |  | |
