Performed heating maintenance on a 2005 Lennox single stage 80% efficient natural gas furnace 14x25x1 filter is new today Removed pressure switch tubing and cleared port on inducer Removed flame sensor and cleaned Blower capacitor tested 5mfd, rated 5mfd Blower wheel in OK condition Gas pressure set to 3.2"wc Blower speed med-high Temperature rise 58⁰ No concerns found on today's visit