Came out on service call 25seer hp lennox Code at tstat 426 ou excessive allert lockout Codes on outside unit are e431, e433, e441 High amprage on compressor Case # 2080506 Greg tech support tech. Testing in cooling Amp draws for compressor go up to 16 and shut off Testing In heat mode Amp draws for compressor go up to 16 and shut off Omhm out compressor plug all are .08 Tested legs to ground over continuity and compressor is not grounded Incoming volts to unit 241 Recommendations to replace compressor and inverter under warranty. Vacuum and 15lbs of refrigerant. In order for the unit to properly run in a.c. or heat. (At this time only aux heat is properly functioning.) Good Amp draws on heat strips and blower motor as well as condenser fan motor. Customer does not approve repair at this time.