Upon are customer stated that ac unit was not blowing and sound like metal was hitting something inside cabinet. After inspection of system found that unit had a failed blower wheel that was very clogged and fell from shaft of motor. Blower motor has seized up and blower capacitor is bad. The Emergency drain pan is unleveled. Recommend adding inline float switch to primary ac drain line and wet pan switch to emergency drain pan. Furnace is 14 years old, ac unit is 6 years old. Duct system is very dirty. Thermostat is not staying in place at base on wall. Checked outdoor system, condenser coils is dirty, contactor is pitted, capacitor is testing bad, the condenser pad is cracked and causing unit to be unbalanced. Gave customer estimates to replace blower wheel, blower motor, blower capacitor, add in line float switch and wet pan switch, clean outdoor condenser coils, changed outdoor capacitor and contactor, install new condenser pad, this does require a refrigerant repair by removing th