Today I arrived on site and performed a winter tune-up on the system. The overall equipment condition is good. **Indoor Unit (Air Handler in Closet):** * Replaced the air filter (20x23x1) with a spare provided by the customer. * Confirmed the indoor coil is clean and in good condition. **Outdoor Unit (Heat Pump on Side of House):** * Verified the outdoor coil is clean and in good condition. **Electrical Components (Tested and Working):** * Blower Motor * Heat Strip Kit * Condenser Fan Motor * Compressor * Blower Run Capacitor * Compressor Run Capacitor * Fan Run Capacitor * Contactor * Defrost Control Board * Electrical Wiring **System Components (Inspected and in Good Condition):** * Blower Wheel * Ductwork * Electrical Wires Secured * Primary Drain Pan **Condensate Drain System:** * Cleared the drain line. * Cleaned out the primary pan. * Tested the safety switch. * Confirmed the drain line is strapped. **Other:** * Tested therm