Heating maintenance X3. Checked all task. Checked heat strips. Checked blower motors and wheel upstairs system had biological growth growing on the wheel. Checked humidifiers. Checked outdoor systems. Checked capacitors. Checked refrigerant levels. Checked coils and clean. Recommended replacement of contactor air filter UV light canister to humidifier and blower wheel customer approved. Make sure system room before leaving View visual findings from this job here - https://visionshare.xoi.io/?id=XA-3881-D911A96214BC4F29988D817F1205FB9C