HEXA

HVAC 30 23.5 TROUBLESHOOTING Note For Electrical trouble shooting using blink codes refer section Blink Code Diagnostics. A.C .CHECK POINT SR.No. CHECK POINTS NORMAL CONDITION RESULTS A PASSENGER CABIN Fresh / recirculation lever position. Should be in recirculation mode. Will stop entry of hot air from out- side. Air direction lever position. Should be in face mode. Will ensure proper cooling. Temperature control lever position. Should be in maximum cool position. Will ensure that heater is not work- ing with A.C ON. Grill direction Centre grill towards rear seats. Will ensure proper distribution of air in the vehicle. Side grill towards passenger & driver seat. B ENGINE ROOM Condenser surface Should be clean and dust / dirt free. Will ensure total liquidification of refrigerant. Engine coolant level Should be on maximum level. Will prevent engine from over heat- ing. Engine tuning Should be as per specifica- tions. Will prevent engine room over heating and increase in fuel con- sumption. Belt tension Belt should not be too loose or too tight. Loose belt will slip and affect AC performance.