Replace new bearing, should choose with original identical model bearings.
更换新轴承时,要选用与原来型号相同的轴承。
Or bearing crack, inside and outside circle chipped or bearing excessive wear when, should replace new bearing.
或轴承有裂纹、内外圈碎裂或轴承过度磨损时,应更换新轴承。
After about 500 hours' operation, please check the main bearing. If it is necessary, please clean and add proper amount of grease or replace it with a new one.
本机器运行累计500小时左右时,请检查主轴承,必要时清洗,加入适量的润滑脂或更换。
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