Performed heating maintenance on a Trane variable speed geothermal heat pump (WaterFurnace Series 7) Air filter still in good shape Replaced humidifier water panel (#35) and opened bypass damper Air coil in good shape, no need for cleaning Blower wheel in good condition Auxiliary heater wiring shows no signs of overheating or corrosion Tested humdifier operation, operating properly and no water leaks at this time At compressor speed 11, system producing 19⁰ temperature rise (71⁰ return, 90⁰ supply) Ground loop 32.5⁰ inlet, 27⁰ outlet Waterflow sensor failed Flow center pump 1.4A Inverter drive 9.6A Compressor section power supply wiring in good shape, no corrosion or signs of overheating No concerns found on today's visit other than waterflow sensor. Sensor does not affect operation or efficiency of the system
