Roots Fans叶轮在使用的过程中出现了摩擦的情况，那么遇见这样的情况的原因和解决办法是什么呢？罗茨风机小编带您了解一下。
I. Causes
(1) There are contaminated impurities on the impeller, resulting in too small a gap;
(2) The gears are worn, resulting in a large backlash;
(3) The gears are not securely fastened to keep the impellers synchronized;
(4) Wear of the bearing increases the clearance.
II. Measures to address the problem
(1) Remove dirt and inspect internal parts for damage;
(2) Adjust the gear lash, if the gear side clearance is greater than the average value of 30% ~ 50% should replace the gear;
(3) Reassemble gears to maintain taper Fit contact area to 75%;
(4) Replace the bearings.
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