Service warranty Scan ABC computer for service codes and found 56 e10 compressor monitor service codes. Diagnostic logs do not appear to be reset after the last repair service. Clear all service code counters Homeowner indicates that Sunday night the temperature did not drop or turn on all night when lowered in the evening. ABC LED one continued to register service code 10 but could not be validated as the most recent no cooling condition. Test run equipment in low and high stage cooling modes from vision pro 8000 and aid tool Confirm multi-stage cooling operation and supply temperature at 51.6 Test replacement power supply capacitor confirm 40 UF Test thermostat operation and control wiring Could not duplicate any no cool conditions with at least four cooling cycles while on site today Ground loops were at 0 and are now repressurized to 60 psi using house water pressure