Lift the stain removal method to share, lift the use and operation of a long time, the lift will inevitably have dust accumulation, grease stains is difficult to be completely removed.
    In fact, the best way to master the problem can easily solve this problem, first of all we have to use the cleaning oil and the elevator must be consistent with the model, and the oil temperature can not be too high can not be too low, preferably between 50 degrees to 80 degrees The
    With the cleaning oil in the cleaning process must be careful, to remember to wash three times before the elevator can often be injected into the oil tank, otherwise it will affect the life of the lift.

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