First, the fire pump bearing is damaged and needs to be replaced Second, the fire pump impeller loose, grinding to the end of the fire pump outlet cover Third, the fire pump can not normally supply water for three reasons 1. Is the fire pump a centrifugal pump? Is it necessary to divert the water? Â Â Â Â 2. Is there any foreign matter in the fire pump outlet or impeller gap? 3. Is the fire pump seal well-sealed? Injection Molding Machine,Rubber Injection Molding Machine,Toothbrush Injection Machine,Mini Plastic Injection Molding Machine Ningbo Jietan Machinery Equipment Trading Co., Ltd. , https://www.jietanmachine.com
What are the causes of abnormal noise in fire pumps on fire engines?
When there is abnormal noise in the fire pump on the fire truck, there are the following reasons: