Engine Enclosure - Remove and Install
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在工作温度下,发动机冷却液是热的,并且带有压力。 蒸汽还会引起人身伤害。 只有在发动机已关闭且加注口盖冷却到可徒手触摸后,才能检查冷却液液位。 缓慢卸下加注口盖,释放其中压力。 冷却系统添加剂含碱。 应避免皮肤和眼睛与其接触,以防造成人身伤害。 |
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接触制冷剂会使人受伤。 接触制冷剂会造成冻伤。 让手、脸避开,有助于防止受伤。 制冷管路被打开时,即使压力计显示系统中已经没有制冷剂,也要始终戴着护目镜。 拆卸管件时,务必小心谨慎。 慢慢地拧松接头。 如果系统内仍有压力,就要把它缓慢地释放到一个通风良好的地方去。 通过燃着的香烟吸入制冷剂会使人受伤或死亡。 通过燃着的香烟或其他抽烟方法吸入空调制冷气体,或者,吸入空调制冷气体接触明火而形成的烟雾,都会造成对人体的伤害 或死亡。 维修空调时,或者,在任何可能存在制冷气体的地方都不要抽烟。 采用经过认可的回收和循环利用车妥善地从空调器中取出制冷剂。 |
- 回收制冷剂。 有关步骤请参阅维修手册, SENR5664, "使用 R-134a 制冷剂的空调和暖风系统"。 请参考代理商维修工具目录, NENG2500, "空调工具"以了解正确的工具。
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图 1 g03785891 - 断开线束组件 (1)。 拆下软管组件 (2)。 拆下 P 形夹子 (3)。
- 断开线束组件 (4)。 断开软管组件 (6)。 断开线束组件 (7)。
- 由两个人拆下销 (5),然后拆下发动机外罩 (8)。 发动机外罩 (8) 的重量约为
34 kg (75 lb) 。
- 按与拆卸相反的顺序安装发动机外罩 (8)。
Caterpillar Information System:
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