Found flue pipe cracked and leaking water. L.p gas heat supply 128 return 73, heat pump supply air 114. Outdoor coil needs cleaning. System needs complete service hasn't been serviced in over 5 years Honeywell humidifier model HE205A1000 pad is clean. Found system doesn't have outdoor sensor to change over heat pump when temps get below 34 degrees. System is functioning at intended but needs sensor added