Greeted customer at front door, informed him on what I am doing today. He showed me location of units and thermostat. Preformed maintenance inspection on an A/C system. Checked indoor coil and found it to be clean. Preformed leak search on coil and didn't find any leaks at this time. Wiped down blower motor wheel per contract. Checked ductwork and it passed my inspection. Checked blower motor amp draw and found it to meet manufacturer set points. Checked outdoor coil and found it to be clean with no signs of leaks at this time. Checked compressor and outdoor fan motor amp draws and found them to meet manufacturer set points. Checked outdoor capacitor and it failed my inspection. Checked pressures with gauges and found them to meet manufacturer set points with current outdoor temperature. Informed the customer of my findings. He asked me what the capacitor does and enlighten him on the part as well as the 3 year warranty on the part with our contract. He gave me the OK to do the w