The technician arrived at the customer's house to investigate a cooling issue. The customer reported that the rear end of the house did not receive adequate cooling during a party. The technician activated both systems to examine them. The front unit was found to be adequately charged, but the capacitor showed signs of pitting, leading to a recommendation for its replacement. The condenser fan motor was covered in oil, but there was no play in the shaft. The technician advised replacing the motor due to the loss of lubricant, which could result in overheating and seizing, potentially causing irreversible damage to the compressor and increasing repair costs. The technician verified that the capacitor was within factory specifications and all refrigerant levels were within the acceptable range. The technician then proceeded to the rear unit at the back of the house, where gauges were connected and it was discovered that the system was significantly low on Freon. Power was shut down to ch