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FATC
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D. FATC CONTROL PANEL
FATC is an electronic control unit known as the con-
trol panel having a built in algorithm to maintain the
climate control system in the vehicle. It is capable of
controlling the temperature, FAN speed, air-
distribution settings in the passenger compartment
and with the Auto button, the user can select all the
above settings to be controlled automatically by the
climate control algorithm. The layout of the knobs
and pushbuttons on the control panel are as below.
WITH HRW -
FATC Controls
1.
AC Compressor ON/OFF Button
2.
Blower Speed Control Knob
3.
MAX DEFROST Button
4.
Rear Window Demister Button
5.
Fresh Air / Recirculation Button
6.
Air Distribution (MODE) Button
7.
OFF Button.
8.
Auto ON selection Button
9.
Temperature Control Knob
KNOBS DESCRIPTION:
A FATC control panel manages the climate control
system, it is the driver's interface to the system. The
FATC receives driver's input signal and various input
signals from sensors and controls the actuators to
maintain driver's desired settings.
i. AC COMPRESSOR ON / OFF BUTTON
Press the AC compressor ON/OFF button to turn
the air conditioning ON or OFF.
ii. BLOWER SPEED CONTROL KNOB
a. Rotate the knob clockwise to increase the blower
speed up to MAX (Speed 7), whereas
anticlockwise would reduce the speed up to Min
(Speed 1).
Blower control shall indicate the control of the quan-
tity of airflow, which is accomplished by controlling
the speed of the blower fan. The Blower control shall
happen either manually or through an automatic
climate control algorithm
iii. MAX DEFROST BUTTON
a. This button directs the main airflow towards
windscreen for faster defrosting (It also overrides
any mode selection you may have made.)
b. When you turn off the button, the system returns
to its former settings.
On pressing this button the
LED is illuminated indicating air distribution to