sir,
we have kiln id fan is there capacity 3,50,000 m3/hr st.pr.80mmwg bearing size: 23230cc3/w33 . the problem is start with axial vibration and strat horizontal vibration, & vertical vibration , the problem is not our hand axial increase, or horizontal increase
bearing will failure
last three years
the bearing life will come 25 to 35 days