Arrived onsite for platinum air movement renovation and install WiFi thermostat. Began by removing blower motor and fan. Everything is covered in dirt and dust from lack of filter. Wiped down the empty blower cabinet. Chemically cleaned the blower cabinet. Disassembled blower motor and fan wheel. Chemically cleaned the blower wheel and washed with hose water. Went blade by blade to remove stick on dirt. Wiped the blower motor. Used compressed air to clear the blower motor of dust and dirt particles. Wiped all electrical wires of dirt. Allowed blower fan wheel to completely dry. Reassembled the cleaned air movement components. Confirmed proper alignment and wiring. Installed 16x24x1 filter.