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①
Check whether the thermorelay near the power switch trips or not and whether the
power is off.
②
Check whether the motor is right or not.
③
Check whether chains works properly or not.
④
Check whether motor shafts work normally or not.
⑤
Check whether screws loose or not.
5.Belts working improperly
①
Check whether the tightness of belts need adjustment or not.
②
Check whether belts are OK or not.
③
Check whether motor shafts work well or not.
