Koldwater Training Software
Training Applications for the Electrical Controls Industry
Vibrations can be eliminated by balancing rotor. If load is coupled directly to motor shaft, the load can be unbalanced.
Shaft can be bent; check rotor balance and eccentricity.
Check motor alignment with machine running.
Check shaft for warping or bearing wear.
Dismantle motor and remove dirt or dust with jet of dry air.
Clean fan, stop from rubbing air shield. Remove trash or debris from motor vicinity.
Tighten all foundation studs. If necessary, realign motor.
Check lubrication. Replace bearing if noise is excessive and continuous.