Perform a heating maintenance check all operations checked filter checked drain lines checked temperature split checked blower motor checked inducer motor clear inducer port clean flame sensor check igniter check humidifier replaced humidifier pad upon customers request say humidifier to work to check CO levels check for gas leaks system is running within manufacturer specifications thank you for having me out today Alex View visual findings from this job here - https://visionshare.xoi.io/?id=XA-19DB-91909EA8BB11498C8DDAEE15BAF5644A