Performed a.c maintenance in Foresthill. Unit is a Trane xl14 package unit on side of house. Is about 5 years old. Checked all electrical and is okay. Checked contactor and is okay. Checked capacitor for blower motor and is okay 7.5uf and showing 7.39uf. Checked capacitor for compressor and is okay 70uf and showing 69.7uf. Blower motor and wheel are clean and free of dust. Compressor compartment has some dirt and will remove. Tested refrigerant pressures and are showing 110psi LS and 224psi HS.