Ac preventative maintenance on a heat pump from 2017, using air filter 20*23*4. Customer stated that the thermostat will reboot itself at midnight but besides that it’s been working properly and would like to open up the dampers to the master bedroom and his office because they were partially closed to help push more air towards the other side of the house but they have a window unit now that’s keeping that side of the house comfortable. As far as the thermostat rebooting itself at midnight I didn’t see any loose wires or bad connection or bad programming. Customer stated that awhile back they had a problem with the electricity in the house where the lights were pulsing throughout the house but he called his electric company and they fixed the issue. During my inspection I checked electrical connections and components, treated the drain line, checked temperatures, and tested overall performance of the system. I did find the capacitor to be weak and the contactor to have significant