Arrived found thermostat error code E 43 loss of communication between thermostat and router. Customer does not use Wi-Fi thermostat. Wanted it sent to manual. Disconnected Wi-Fi. Thermostat now operating. No more error code. Dirty blower wheel. No in-line safety or wet switch. Found bad capacitor and burnt contactor at condenser. Customer approved repairs. Installed new capacitor and contactor at condenser. Cycled system on. System now cooling. The bare minimum basic repairs to get the system running today.