MOBILE AIR CONDITIONING - Quiz

1) What are the controls connected in series with the magnetic clutch of compressor in car AC?

Thermostat, LPC, HPC LPC, Blower Fan Motor HPC, Condenser Fan Motor Thermostat, Condenser Fan Motor

2) What is the function of magnetic clutch in an automobile air conditioner?

Check Rpm of engine shaft Check Rpm of compressor shaft Start and stop the evaporator blower Start and stop the compressor electro magnetically

3) What are the three pressure actuated electrical control switches connected in series in an automobile air-conditioner?

LPC, HPC and Blower-switch Thermostat, Electromagnetic clutch, on-off control Thermostat, Thermostatic expansion valve, Blower-switch Thermostat, Low-pressure control and high pressure control

4) What is the reason for water dripping inside the AC bus?

Drain pan is leak proof Leakage of evaporator coil Poor insulation at the bottom of drain pan Worn out shock absorbers on the bus wheels

5) What is the effect of sludge in car AC?

Chokes the orifice of TEV Blocks the orifice of AEV Closes the orifice of TEEV Closes the orifice of capillary