657G Wheel Tractor-Scraper Caterpillar


Cutting Edges and End Bits - Inspect/Replace

Usage:

657G GER

------ WARNING! ------

如果不把铲运斗垫起,可能会造成伤亡事故。 更换铲刀刃前要垫住铲运斗。



注意

不要试图通过焊接铲刀刃来延长磨损寿命。 这样可能导致永久性损坏。

在安装表面磨损前,更换或转动铲刀刃或铲刀尖。


注: 任何可能跌落到工人身上的杂物都应从斗门和铲运斗边移走。

  1. 将机器停放在水平地面上。

  2. 接合停车制动器。


    图 1g00915980

  3. 升起铲运斗,并把它垫住。 垫住铲运斗两侧。 垫块应具有适宜于支承铲运斗的重量。 只有将铲运斗垫到合适的高度,才能拆下铲刀刃。 垫住斗门。 请参考操作和保养手册, "卡住铲运斗和斗门"。


    图 2g01156703

  4. 如果铲刀刃 (1) 磨损,拆下铲刀刃 (1) 的螺栓。 如果铲刀刃对侧未磨损,转动铲刀刃并安装铲刀刃的对侧朝外。 安装前,擦净接触表面。

  5. 如果铲刀刃两侧都磨损,安装新的铲刀刃。

  6. 如果铲刀尖 (2) 磨损,拆下铲刀尖 (2) 的螺栓。 如果对侧铲刀尖未磨损,转动铲刀尖并安装铲刀尖的对侧朝外。 擦净安装表面。

  7. 如果铲刀尖两侧都磨损,安装新的铲刀尖。

  8. 安装螺栓并拧紧到规定的扭矩。 参见技术规格, SENR3130, "扭矩技术规格", "掘地工具(G.E.T.) 紧固件"。

  9. 升高斗门,然后从销固定座上拆下销组件。 降下斗门,然后使销组件返回到销存放位置。

  10. 升起铲运斗,再把垫块移走。 将铲运斗降到地面。

  11. 工作数小时后,检查螺栓的扭矩是否正确。 如有必要,把螺栓拧紧。

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