Question: I have a Maruti Zen 1999 model. The A/c is not effective. What is the nature of serving required to improve the performance. Please advise whether R12 refriegerant is banned?
Answers: Please get the AC system of the car serviced. This will involve checking the compressor , compressor belt condition, cooling coil (evaporator core) fins inspection for any leakage , condition of the hose pipes for any refrigerant leakage, radiator fan working or not, AC gas refrigerant R134A level , if lees, recharge the system , blower motor functioning ,resistor, pollen filter, etc.