Checked all major come on the ac unit: compressor fan motors , capacitor, Freon levels, temp differentials, flushed drain line, checked filters. Based on readings Capacitor was lower than it is rated which means that is going bad and need to be replaced . Also compressor has started to work hard and need to add a hard start kit on to make it work smoother. Blower wheel is dirty and need to be cleaned. Customer want to schedule the capacitor for another day.