Automotive Air Conditioning System types A/C System with A/C System with: Thermal Expansion Block Valve, Serpentine Condenser, Serpentine Evaporator: Note: Temperatures shown are examples only : A/C System with: Expansion Valve, Parallel Flow Condenser, Plate and Fin Evaporator: A/C System with: Orifice Tube, Accumulator, Parallel Flow Condenser Plate and Fin Evaporator Dual A/C System with: Externally Equalized Expansion Valves (x2), Serpentine Condensers in series (x2), Serpentine Evaporator in parallel (x2), Electrical Refrigerant Flow Shut Off Valves. > kandi younes abo bahaaeddine