HVAC Module - Standard HVAC - General Description

HVAC Module - Standard HVAC - General Description:

The HVAC module consists of a recirc actuator, (3) mode actuators, floor, panel, defrost, blower motor and fan, a blower motor resistor, a heater core, and an evaporator core. The operations of these assemblies are controlled by the knobs on the HVAC controller.

Distribution of the air is controlled by the mode knob and buttons on the control assembly. The various positions of the mode knob and buttons direct cooled, heated, blended, outside, or inside air through the air ducts. The flow of air during the various modes of operations is as follows:
^ Panel - Instrument panel outlets
^ Panel and Floor - Instrument panel outlets and floor outlets
^ Floor Floor outlets only
^ Floor/Defrost - Floor outlets and defroster with slight bleed to instrument panel outlets
^ Defrost - Defroster ducts with small amount of air to side window defoggers