#
A/C AMPLIFIER FUNCTION [MANUAL AIR CONDITIONER]

BHE074061480T11

• Receives signals from the climate control unit, and sends operation control signals to the actuators.

1 | Climate control unit
2 | A/C amplifier
3 | Air mix actuator
4 | Airflow mode actuator
5 | Air intake actuator
6 | Airflow temperature changes
7 | Airflow mode changes
8 | Air intake mode changes

## Defroster Control

• To improve defrosting when the climate control unit airflow mode selector switch is turned to HEAT/DEF or the defroster switch is on, the defroster control switches air intake to FRESH mode, and switches A/C to ON.

Airflow mode | Air intake mode (REC/FRESH switch pressed) | A/C ON/OFF (A/C switch pressed)
--- | --- | ---
A/C | A/C illumination
VENT, BI-LEVEL, HEAT | RECIRCULATE⇔FRESH | OFF | OFF
ON | ON
HEAT/DEF, DEFROSTER | FRESH | ON | ON⇔OFF