Arrived to inspect system for proper wiring size and heating inspection. Found heat strips were no longer operational. Replaced 10kw heat strips and added water safety switch in pan. Drain termination is located at washer box on top floor. Flushed and confirmed drain is draining properly. Added 410 to the system to bring to 6 subcooling with 20 degree delta split. No issues with fan, compressor, contactor or capacitors.