Plan member AC tune up for 3 Ton Frigidaire/Norodyne R22 (Piston) system: Replaced filter provided by homeowner. Measured temperature split. Measured static pressure. Checked wiring, controls, electric motors and components; found 20uF blower capacitor reading 6uF; recommend replacing; emailed estimate Both coils are in good condition. Cleaned condensate pump and checked operation. Checked refrigerant pressures and diagnostics. Air conditioner is operating well at the time of this maintenance.