Manufacturer Trane Model # 4TTR6060J1000BA Serial # 213648SM5F Completed a FWI maintenance on a Trane unit. The temperature split was 20 degrees. I water tested the evaporator and condensate pump both are working.then I did a amperage readings on compressor 9.3 amps and condenser fan motor was at .5 amps. The capacitor and contactor are working properly. System is ready for the summer. Customer said her husband will change out the 3 12x24x1 filters.