Counterflow cooling tower operation and maintenance procedures

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Counterflow cooling tower operation and maintenance procedures Counterflow cooling tower operation and maintenance procedures 4.13.1 Operation method 4.13.1.1 When starting the cooling tower, the water pump should be turned on first and then the fan. It is not allowed to operate the fan without water spraying. 4.13.1.2 When stopping work, the fan should be stopped first and then the water pump. 4.13.1.3 The turbidity of circulating water should not be greater than 50 mg/L, and should not be greater than 100 mg/L in the short term. It should not contain oil stains and mechanical impurities. If necessary, measures should be taken to eliminate algae and stabilize water quality. 4.13.2 Maintenance methods 4.13.2.1 The oil mark and oil level of the reducer should be checked frequently, kept at 2/3 of the height of the oil needle, and lubricated with 4# gear oil. After the first operation of 500 hours, the oil should be drained and replaced with new oil. 4.13.2.2 If the current exceeds the rated value during operation, check whether the fan blades are deformed. The difference between the maximum and minimum elevation values ​​of each blade shall not be greater than 0.002 feet (foot is the radius of the fan). This post was last edited by 147258 on 2008-2-28 00:01 ]