Service Fee-Platinum Customer Found system to have a 8 degree sub-cooling with a superheat of 40. Added charge to system to see if txv will respond it did not. Cranked fan speeds to highest setting and txv still did not respond. Believe txv to have lost its bulb charge. No allowing valve to open. Customer has known leak and evap appears to be oily quoted coil and txv replacement. And refrigerant. Customer wants to explore other options such as replacing possibly (did explain unit is u see warranty ) customer will call in