卷筒集电器部分采用优质集电环和电刷，确保使用寿命更长、可靠性更高。
Reel collector part of the adoption of high-quality collector ring and brush, ensuring a longer life, higher reliability.
使用中应检查电动机、轴承、电刷与集电环、螺栓、通风、滤尘器等情况。
The motor bearings brushes electric rings bolts, ventilation and filter dust unit are checked before operating.
使用中应检查电动机、轴承、电刷与集电环、螺栓、通风、滤尘器等情况。
The motor bearings brushes electric rings bolts, ventilation and filter dust unit are checked before operating.
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