PROBLEM: EVAPORATIVE COOLER NOT COOLING DIAGNOSIS: PERFORMED FULL COOLER SERVICE BY CLEANING PADS, REPLACING FLOAT VALVE, REPLACING WATER PUMP, REPLACING BELLT, OILING BEARINGS AND MOTOR, AND ADDING SCALE REDUCER UNIT COOLING AFTER SERVICE WAS PERFORMED BUT IS OLD AND HAS MANY CORRODED COMPONENTS THAT MAY BREAK IN THE FUTURE