SERVICE CALL: upon arrival homeowner stated the hvac system is not working properly and it’s working on short cycles. After complete troubleshooting I found the drain line is in poor maintenance conditions And it’s clogged and open the auxiliary safety system and cut off the power to the ecobee thermostat. After clean the pvc p trap and flushed drain lines with plenty of water test condensate pump is ok test cooling mode and check refrigerant charge pressures are ok at this moment. Recommend routine maintenance to prevent this type of problems. Homeowner is aware of the conditions of the equipment. Thanks for choosing Te certified.