PROBLEM SRP INSPECTION NO DATA PLATE DIAGNOSIS THE UNIT IS VERY OLD /POSSIBLE THE ORIGINAL UNIT SHOWING HEAVY WEAR DUE TO AGE AND USAGE 5MFD RUN CAPACITORS FOR THE INDOOR BLOWER MOTOR AND CONDENSER FAN MOTOR ARE WEAK/THIS WILL ALLOW INTERNAL DAMAGE TO THE THE MOTORS POSSIBLE DIRTY EVAPORATOR COIL /NO ACCESS TO VERIFY/COIL IS IN THE FLOOR INSULATION MISSING ON SUCTION LINE AT CONDENSER REFRIGERANT PRESSURES ARE WITHIN RANGE /LOW AMBIENT TEMPERATURES TODAY THE UNIT IS COOLING AT THIS TIME WE DON'T RECOMMEND ANY COSTLY REPAIRS ON THIS UNIT