2 system service call. Upstairs and main floor. Found upstairs unit to have breaker tripped on ac. Checked motors and turned breaker on. Found system to get power but not operate. Diagnosed and confirmed with tech support the inverter kit had failed. Advised customer due to nature of failure full system could not be diagnosed. Part was available today and customer decided to proceed with repairs. Replaced inverter kit and tested unit. Unit functioning as designed at this time. Changed filter to properly sized filter and cleaned ac on upstairs floor. Main floor unit found to be frozen, thawed coil and found distributor tubes from txv to coil leaking. Advised customer of findings. Customer agreed to get quote on main floor system. Main floor heat exchanger shows good amount of wear given age, minimal flood protection on both units, main floor has dirty ac. Added refrigerant with no warranty and explained that it is not a permanent fix. There is no grauntee how long it wil