HVAC 22 Mode knob controls the servomotor. When the knob is turned from Chest/ Chest-Leg/Leg Mode to LegDefrost/ Defrost Mode, the Air Inlet door is moved to the Fresh Air Mode and Power A/C is selected. On turning the knob back to Chest/ Chest-Leg/Leg Mode from Leg Defrost/ Defrost Mode, the last selected settings are restored (provided that there has been no user intervention in between). The Mode knob Rotary ring Total Rotation Span is 270° with 5 detents, each of 67.5° (between detents), including both the end positions. The Position of the mode actuator is based on the Knob position of the Control Panel during the Ignition ON / OFF. PINOUT Pin NO. Rotation from Face to Def. Position Rotation from Def. to Face Position 1 Ground (Pot) Ground (Pot) 2 Feedback Signal From pot. to Control Panel Feedback Signal From pot. to Control Panel 3 +Ve (Pot.) +Ve (Pot.) 4 NC NC 5 Motor Grd. Motor +Ve 6 Motor +Ve Motor Grd. 10. COMPRESSOR SPECIFICATION MODEL SD7V16 MAXIMUM DISPLACEMENT 161.3 cm3/ rev. MINIMUM DISPLACEMENT 9.7 cm3/ rev. LUBRICANT SP10 or Equivalent OIL QUANTITY 135 cm3 The Compressor used in the vehicle is variable displacement type. This compressor has two identical scrolls arranged at 180º around a offset center; one of them is fixed (fixed scroll) and the other (orbit scroll) is turned at a constant attitude, so that the space made between the scrolls symmetrically around the rotating shaft
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