last summer I Replaced compressor,accum,orifice tube from autozone kit.( New comp)was cold till this summer,now compressor makes noise and vent temp is 60 degrees.I did everything by the book,and now I'm looking at changing out comp.again.it was a beach the first time,and it's hot as he'll here in nevada.my pressures are 40 low 250 high side.while running on max ac.HELP PLEASE!