Air Conditioner Maintenance – American Standard 3 Ton (2016 mfg, likely 2019 install) Performed full AC maintenance on 3-ton American Standard air conditioner. System refrigerant levels and temperature split were within normal range. Found 45+5 dual capacitor showing signs of rust and reading slightly below rated value. – Offered replacement; customer declined at this time. Installed Y6612 PureAir annual maintenance kit as part of the service. System is operating normally at this time.