【Daily Question】Pump Equipment Technical Exchange Edition 20180411
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Participation: Prize 3 Wealth； Correct answer: Reward of 10 wealth points ； Note: A reward of 10 wealth points will be given for correct answers within 48 hours; this post is valid for 48 hours. Multiple-choice question: Reasons for bearing overheating (). A. The water pump’s flow rate is too low. B. The packing is tightened too much. C. The pump shaft is bent, the coupling is misaligned, and the bearings are damaged. D. There isn’t enough oil or the oil quality is poor. Correct answer: CD https://attach01.hcbbs.com/forum/201801/05/235057wnwxbzxb311ikvvz.jpg.thumb.jpg
C. Bent pump shaft, misaligned coupling, damaged bearings D. Insufficient oil volume and poor oil quality
B、Is the packing compressed too tightly? C、Is the pump shaft bent, is the coupling misaligned, or are the bearings damaged? D、Is there insufficient oil?