F 350 4WD Super Duty V10-6.8L (2002)
Blower Motor: Description and Operation
Heating and Defrosting
Blower Motor
The A/C blower motor pulls air from the air inlet and forces it into the plenum assembly where it is mixed and distributed. The A/C blower motor has
four speeds and is controlled by the blower motor switch and resistor (manual systems) or the EATC module and blower motor speed control (EATC
systems).
