299D2 and 299D2 XHP Compact Track Loaders, 297D2 and 297D2 XHP Multi Terrain Loaders and 272D2 and 272D2 XHP Skid Steer Loaders Machine Systems Caterpillar


Gas Spring - Remove and Install - Extended Reach

Usage:

272D2 BL2

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
140-7742  套筒  4  

注: 拆卸机器左侧的气压弹簧之前,必须先拆下机器右侧的气压弹簧。



    图 1g03777859


    图 2g01348249

    ------ 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. 将工具 (A) 和适当的起吊设备连接到驾驶室 (1)。 驾驶室 (1) 的重量约为 290 kg (640 lb)。 使用工具 (A) 和适当的起吊设备,将驾驶室 (1) 升起足够的高度,以便完全伸出气压弹簧 (2)。

  2. 拆下锁销 (5),以便将销 (3) 和隔套 (4) 从气压弹簧 (2) 上拆下。


    图 3g01348265

  3. 拆下锁销 (8),以便将销 (6) 和隔套 (7) 从气压弹簧 (2) 上拆下。 将气压弹簧 (2) 从机器上拆下。


    图 4g01348476

    ------ 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。


  4. 拆下锁销 (10),以便将销 (11) 从气压弹簧 (9) 上拆下。


    图 5g01348469

  5. 拆下锁销 (14),以便将销 (13) 和隔套 (12) 从气压弹簧 (9) 上拆下。 将气压弹簧 (9) 从机器上拆下。

安装步骤

表 2
所需工具 
工具  零件号  零件描述  数量 
140-7742  套筒  4  

注: 安装机器右侧的气压弹簧之前,必须先安装机器左侧的气压弹簧。



    图 6g01348469

    ------ 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。


  1. 将工具 (A) 和适当的起吊设备连接到驾驶室 (1)。 驾驶室 (1) 的重量约为 290 kg (640 lb)。 使用工具 (A) 和适当的起吊设备升起驾驶室 (1)。 定位气压弹簧 (9)。 安装销 (13)、隔套 (12) 和锁销 (14)。


    图 7g01348476

  2. 使用工具 (C) 和适当的起吊设备降下驾驶室 (1),并定位气压弹簧 (9)。 安装销 (11) 和锁定销 (10)。


    图 8g01348265

    ------ 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。


  3. 定位气压弹簧 (2)。 安装销 (6)、隔套 (7) 和锁销 (8)。


    图 9g03777985


    图 10g01348249

  4. 使用工具 (A) 和适当的起吊设备降下驾驶室 (1),并定位气压弹簧 (2)。 安装销 (3)、隔套 (4) 和锁销 (5)。

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