C15 and C18 Engines for Caterpillar Built Machines Caterpillar


Inlet and Exhaust Valves - Remove and Install

Usage:

826K 232

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
5S-1330  气门弹簧压缩器 
8S-2263  弹簧测试仪 

开始:

  1. 拆下缸盖。


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损和缩短部件寿命。




    图 1g01015263

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

    被弹簧力爆出的零件击中,会招致人员伤害。

    确保穿上所有必要的保护装备。

    遵照建议的程序,并使用所有建议的工具以释放弹簧力。


  1. 安装工具 (A) 并压缩气门弹簧。 将气门弹簧卡座 (2) 从气门 (1) 上拆下。

  2. 将工具 (A) 从气门 (1) 上缓慢拆下。

  3. 拆下气门旋转器 (3)。

  4. 将外气门弹簧 (5) 和内气门弹簧 (4) 从气门 (1) 上拆下。

  5. 将垫圈 (6) 和气门 (1) 从气门导管上拆下。

  6. 用工具 (B) 检查一下气门弹簧(弹力)。 关于气门弹簧的更多信息,请参考技术规格, "缸盖气门"。

  7. 检查每个气门。 关于进气和排气气门的更多信息,请参考技术规格, "缸盖气门"。

安装步骤

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

    弹簧压缩零件如果安装不当,会伤害人体。

    为避免伤害,遵照出版的装配程序,并穿上保护装备。


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

    当松开气门弹簧压缩器的时候,气门弹簧卡座会从气门中弹出。 保证气门弹簧卡座正确安装在气门推杆上。 为了防止造成人员伤害,在安装气门时,应远离气门弹簧卡座前方和气门弹簧。


  1. 按相反顺序安装进气和排气门。

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