View visual findings from this job here - https://visionshare.xoi.io/?id=XA-A243-78C718751637424DA3BBC525EC8FC1AA Perform maintenance on Lennox gas fired furnace with Aprilaire bypass: * shut power to the system * Removed furnace and blower cabinet door doors * Remove dirty air filter- 16x25x1 * removed flame sensor- Cleaned with copper bristle brush, and polished with steel wool * Inspected hot surface igniter- Showing extremely heavy everywhere and replacement is recommended * Remove the pressure tubing off of the heat exchanger to confirm no blockages * Secured and inspected all electrical wiring, and components * Vacuum and dusted out furnace cabinet and components and blew out burner jets and brushed clean * Vacuum and dusted out blower cabinet and component * Vacuum and dusted out debris from return box * Chemically sprayed and polished all equipment * There is a bypass humidifier on the system that has been neglected- The humidifier water panel is in the worst condition I ha