
Originally Posted by
youngrider
Dual-evaporator set-up compressors have higher pumping/compressing ability which is needed sa dual set-up A/C as they need to operate in higher pressures about 45 PSI (or more) compared to 30 PSI sa single setup.
Pag lower ang capacity ng compressor, mahina ang lamig o yung isa sa mga evaporators ay wala talagang cooling depende na sa design ng AC system o sa settings ng expansion valves o orifice tube.
Sa old school, you need at least Sanden 508 for dual AC set-up.