422F, 428F, 432F, 434F and 444F Backhoe Loaders Machine Systems Caterpillar


Lift Arms - Remove and Install - Single Tilt

Usage:

444F FBN

拆卸步骤

表 1
所需工具    
工具     零件号     零件描述     数量    
A     8S-7640     台架     1    
8S-7631 管     1    
8S-8048 鞍座     1    
8S-7615 触针     1    
B     1U-9200     操纵杆滚轮举倾机构     1    
C     1P-1832     适配器     1    
9S-5565 拔销器套筒组件     1    
126-8928 硬垫圈     1    
9U-6833 螺母     1    
5P-4776 拉拔器螺柱     1    
350-7768 电动液压泵总成(115 V)     1    
350-7769 电动液压泵总成(230 V)     1    
6V-3160 双作用油缸     1    

开始:

  1. 拆下倾斜油缸。
  2. 拆下铲斗。

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

配备锁止阀的油缸即使在软管拆卸后也会长时间保持高压状态。

如果拆卸锁止阀或解体油缸之前没有释放所有压力,则可能会导致人身伤亡。

拆卸锁止阀或解体油缸之前确保释放所有压力。


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

当您使用液压油缸和拉拔器螺柱时,务必确保拉拔器螺柱的额定容量达到或超过液压油缸的额定容量。 如果拉拔器螺柱未达到或超过液压油缸的额定容量,拉拔器螺柱可能突然发生故障。 拉拔器螺柱的突然故障可能导致人身伤亡。





    图 1g03024176

  1. 使用工具 (A) 升高提升臂 (1) 。 将适当的起吊设备连接到提升油缸 (3) 的连杆端。 提升油缸 (3) 的重量约为 57 kg (125 lb)。 拆下销组件 (2) 。 使用适当的起吊设备以降下提升油缸 (3) 的连杆端,使其离开提升臂 (1) 。 对另一侧重复上述步骤。



    图 2g03024517

  1. 将软管组件 (4) 和 (5) 从机器各侧断开。



    图 3g03024557

  1. 将工具 (B) 和适当的起吊设备连接到提升臂 (1) 上。 提升臂 (1) 的重量约为 318 kg (700 lb)。



    图 4g03024656



    图 5g03025632

  1. 拆下螺栓 (6) 和挡板。 由两人拆下针脚 (7) 。 销 (7) 的重量约为 24 kg (52 lb)。 拆下提升臂 (1) 。

    注: 注意用于组装的垫片的数量和位置。




    图 6g03025957



    图 7g03033160

  1. 使用工具 (C) 拆下轴承 (8) 。

安装步骤

  1. 按与拆卸相反的顺序安装提升臂 (1) 。

Caterpillar Information System:

422F, 428F, 432F, 434F and 444F Backhoe Loaders Machine Systems Tilt Cylinder - Remove and Install - Single Tilt
CS44B and CP44B Vibratory Soil Compactors Operation Information
422F, 428F, 432F, 434F and 444F Backhoe Loaders Machine Systems Bucket Positioner Control - Remove and Install - Single Tilt
CS44B and CP44B Vibratory Soil Compactors Stopping the Engine
CS44B and CP44B Vibratory Soil Compactors Stopping the Machine
777G Off-Highway Truck Engine Supplement Rear Gear (Engine) - Remove and Install
CS44B and CP44B Vibratory Soil Compactors Engine Starting
777G Off-Highway Truck Machine Systems Slack Adjuster (Rear) - Assemble
2012/02/08 Improved 258-4142 Bus Bar Used on the 836H Landfill Compactor, 834H Wheel Dozer, and the 988H Wheel Loader {1408, 445B}
D6 Track Type Tractor Machine Systems Accumulator - Uncharged
C11 and C13 Engines Flywheel Housing Cover
3412 Generator Set Engines Atmospheric Pressure Sensor
422F, 428F, 432F, 434F and 444F Backhoe Loaders Machine Systems Lift Cylinder - Remove and Install - Single Tilt
422F, 428F, 432F, 434F and 444F Backhoe Loaders Machine Systems Hoe Bucket - Remove and Install
773G and 775G OFF-Highway Trucks Power Train Speed Sensor (Transmission) - Remove and Install
773G and 775G OFF-Highway Trucks Power Train Speed Sensor (Transmission) - Disassemble
299D and 299D XHP Compact Track Loaders and 272D and 272D XHP Skid Steer Loaders Machine Systems Tandem Drive and Axle
773E, 773F, 775F, 777E, and 777F Off-Highway Truck Chassis Electronic Control System Event Code List
Cat® Detect Installation Guide Database Install
793F CMD Off-Highway Truck MID 161 - CID 0246 - FMI 14
793F CMD Off-Highway Truck MID 161 - CID 0296 - FMI 09
793F CMD Off-Highway Truck MID 161 - CID 0296 - FMI 14
793F CMD Off-Highway Truck MID 162 - CID 0296 - FMI 09
793F CMD Off-Highway Truck MID 162 - CID 0296 - FMI 14
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.