Ac inspection getting a 18 degree delta t. Evaporator looks clean. Condenser coil dirty due to dryer vent being close by. Rla 8.9. Fla 1.1 also recommend adding foam to suction line to prevent it from rubbing out on concrete. eletracal connections are tight Voltage enhancement system read within factory spec of 40/5 Voltage gateway looks fine. Pressures were 131/349. operation is normal at this time