Ac start up. Checked wiring at furnace terminal strip. Ok. Checked breaker to ac condenser, on.mchecked two wire to condenser, found it not wired. Wired in two wire to condenser. Found condenser blue and yellow wire insulation worn. Corrected and checked it, ok. Pulled system into vacuum. Pulled down to 324 microns. Dropped charge and cycled system. Added refrigerant and tested system. Adjusted fan speed to yellow to increase split. Added 18.5 oz of refrigerant to this system. Split was 18. Subcooling was 12. Indoor coil temp was at 39. System operating normal at this time. Job complete.