657G Wheel Tractor-Scraper Wheel Tractor Power Train Caterpillar


Service Brake - Remove

Usage:

657G W1B

拆卸步骤

表 1
所需工具    
工具     零件号     零件名称     数量    
A     5P-0167     制动器弹簧工具     1    
B     2P-8312     挡圈钳     1    
C     -     顶出螺钉
5/8 - 11 x 4 in    
3    

开始:

  1. 卸下轮胎和车轮。 请参阅拆解和组装, "车轮、车轮轴承和 Duo-Cone 浮式密封 - 拆卸"。

注: 清洁度是一项重要的因素。 拆解步骤开始之前,应彻底清洁部件外部。 这将有助于防止脏污进入内部机构。




    图 1g01287410

    ------ 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. 卸下防尘罩 (1) 。 使用工具 (A) ,从制动蹄组件 (3) 上卸下弹簧 (2) 。



    图 2g00850962

  1. 从螺栓 (5) 上卸下钢丝 (4) 。 卸下将销 (6) 固定在车轴壳体上的螺栓 (5) 。

  1. 卸下将制动蹄组件 (3) 固定在车轴壳体上的销 (6) 和弹簧锁。 需要他人帮助来卸下制动蹄组件 (3) 。 制动蹄组件 (3) 的重量约为 45 kg (100 lb)。



    图 3g00850963

  1. 使用工具 (B) ,移开挡圈 (7) 。



    图 4g01287412

  1. 部分卸下凸轮轴 (8) ,卸下松紧调整器 (9) 。 卸下挡圈 (7) ,卸下垫圈 (10) 。 卸下凸轮轴 (8) 。 从凸轮轴 (8) 上卸下垫圈 (11) 。



    图 5g00850965

  1. 卸下唇形密封 (12) 。 卸下滚针轴承 (13) 。



    图 6g01287915



    图 7g01287917

  1. 拆下螺栓 (14) 。 将工具 (C) 安装到制动鼓组件 (15) 上,升起制动鼓组件 (15) 。 将适当的起吊设备连接在制动鼓组件 (15) 上。 制动鼓组件 (15) 的重量约为 111 kg (245 lb)。 卸下制动鼓组件 (15) 。 卸下防尘罩 (16) 。



    图 8g01288163

  1. 卸下螺栓 (16) 锁紧钢丝。 卸下螺栓 (16) 。 卸下销组件 (17) 。 卸下滚柱 (18) 。

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