797F Off-Highway Truck Power Train Caterpillar


Relief Valve (Transmission Main) - Disassemble

Usage:

797F LAJ

拆解步骤

表 1
所需工具    
工具     零件号     零件描述     数量    
A     1P-1853     挡圈钳     1    

开始:

  1. 拆下主安全阀。



    图 1g01431844

  1. 将接头 (2) 和 O 形密封圈从安全阀 (1) 上拆下。



    图 2g01431848

  1. 拆下塞 (3) 。



    图 3g01431853

  1. 将 O 形密封圈 (4) 从螺塞 (3) 上拆下。



    图 4g01431857

  1. 将缓动阀 (5) 从安全阀 (1) 上拆下。



    图 5g01431947

  1. 拆下螺栓 (6) 和垫圈以拆下调整盖 (7) 。



    图 6g01431949

  1. 从调整盖 (7) 上拆下 O 形密封圈 (8) 。



    图 7g01431957

    ------ 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. 拆下螺栓 (9) 和垫圈。 将盖 (10) 从安全阀 (1) 上拆下。



    图 8g01431958

  1. 为便于安装,记录螺栓 (11) 的长度。 如有必要,将螺栓 (11) 从盖 (10) 上拆下。



    图 9g01431960

  1. 将 O 形密封圈 (12) 从安全阀 (1) 上拆下。



    图 10g01431963

  1. 拆下止动块 (14) 和弹簧 (13) 。



    图 11g01431971

  1. 从安全阀 (1) 上拆下滑阀 (15) 。



    图 12g01431978

    ------ 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. 利用工具 (A) 将挡圈 (16) 从滑阀 (15) 上拆下。



    图 13g01431992

  1. 从滑阀 (15) 上拆下挡圈 (19) 、弹簧 (18) 和钢珠 (17) 。



    图 14g01432001

  1. 将节流孔螺塞 (20) 从滑阀 (15) 上拆下。

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