Performed maintenance on one steam boiler with a hydronic loop for the Lennox air handler/hydro coil and one carrier heat pump checked electrical and mechanical components and electrical connections also checked and change filters and performed a carbon monoxide test none detected checked system operation left systems working but turned off at the thermostat View visual findings from this job here - https://visionshare.xoi.io/?id=XA-213F-49B13DAA9B30441EBF07446132C34DEE