HVAC 16 6. CONTROL PANEL 01 A\C TEMPRATURE SELECTION 02 FRESH AIR RECIRCULATION 03 BLOWER SPEED SELECTION 04 A\C BUTTON 05 A\C MODE SELECTION The HVAC control panel consists of 2 Push buttons and 3 rotary knobs that can be used to set the required temperature inside the cabin. In addition to this the control panel also acts as a control unit for the HVAC system in which all the software calibrations are embedded. 1. PUSH BUTTONS a. RECIRCULATION / FRESH AIR This is a push button that can be used to position the Air inlet door, either to allow fresh air to come inside the cabin or to recirculate the air within the cabin. b. NORMAL AC BUTTON This is used to choose Normal AC or to switch OFF the AC approximately 15mins. 2. ROTARY KNOBS a. TEMPERATURE SELECTION The temperature selector knob can be used to select the required temperature varying from full cold (on the extreme anti-clockwise) and full hot (on the extreme clockwise). b. FAN SPEED SELECTION The Fan speed selector allows the user to select four blower speeds – 1, 2, 3 and 4. An OFF position” 0” is also provided to shut the system off. c. A\C MODE SELECTION The mode knob is used to select the air delivery mode. There are 5 different modes as given below. Face Mode Face – Leg Mode Leg Mode Leg – Defrost Mode* Defrost Mode* * See note below. NOTE When the Leg- defrost or Defrost mode is selected, the HVAC control unit will select the recommended settings for best performance of the selected function. These settings can be overridden by manual intervention. (For details refer HVAC layout and working)
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