View visual findings from this job here - https://visionshare.xoi.io/?id=XA-DE27-DCA892F0DD994207BEF4670690373079 Preform maintenance on (1) Trane gas fired furnace with Aprilaire bypass humidifier: * Power down furnace * Removed furnace cabinet door * Removed flame sensor and hot surface igniter * Removed burner tray and all burner jets * Cleaned flame sensor with copper bristle brush and polished with steel wool * Inspected hot surface igniter- okay * Vacuumed and brushed out burner jets * Vacuum and dusted out furnace cabinet and components * Vacuum and dusted out blower cabinet and components * Secured and inspected all electrical wiring, and components * Reinstalled and assemble all components back into furnace cabinet * Replaced 14 x 20 by one air filter provided by customer * Perform full maintenance on humidifier * Air hose clamp to the drain line of the humidifier as it was loose and falling off * Open the bypass on the humidifier * Adjusted the water feed to the humidifier