C9.3 Engines for Caterpillar Built Machines Caterpillar


Valve Mechanism Cover - Remove and Install

Usage:

725C2 2L6

拆卸步骤



    图 1g02566239

  1. 断开卡箍组件 (2),然后拆下软管 (1)。


    图 2g02566241

  2. 断开线束组件 (3)。 拆下螺母 (4) 和垫圈。 将线束组件 (3) 和支架组件 (5) 放到一边。


    图 3g02566243


    图 4g02566245

    ------ 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。


  3. 拆下两个螺柱 (6)。 拆下垫圈 (7) 和弹簧 (8)。

  4. 拆下八个螺栓 (9)。 拆下垫圈 (7) 和弹簧 (8)。

    注: 在拆卸盖之前,确保已经从气门机构盖上完全拆下所有双头螺栓、螺栓、垫圈和弹簧。 此操作将有助于防止将异物落在发动机室或发动机中。

  5. 拆下气门机构盖 (10)。


    图 5g02566248

  6. 拆下盖 (11) 和 O 形密封圈。

  7. 拆下卡箍组件 (13),然后拆下呼吸器组件 (12)。


    图 6g02566249

  8. 拆下适配器 (14),然后拆下两个 O 形密封圈(未显示)。

安装步骤

  1. 按与拆卸相反的顺序安装气门机构盖 (10)。

    1. 将卡箍 (13) 拧紧至扭矩为 4.5 ± 0.5 N·m (40 ± 5 lb in)

    2. 拧紧适配器 (14) 至扭矩为 15 ± 3 N·m (132 ± 26 lb in)

    3. 手动拧紧盖 (11)。


      图 7g02148679
      气门机构盖的拧紧顺序

    4. 按照上述顺序拧紧螺栓 (9) 和双头螺栓 (6)。

Caterpillar Information System:

C9.3 Engines for Caterpillar Built Machines Cylinder Block Cover - Remove and Install
2011/05/26 An Improved Relief Valve Group is Now Used in the Torque Converter Filter and Lines Group on the 777F Off-Highway Trucks {3103}
2011/07/11 A New Backup Ring Improves the Rear Suspension Group on Certain Off-Highway Trucks {7201, 7213}
C3.4B Industrial Engine Monitoring System
C3.4B Industrial Engine Gauges and Indicators
SC-57 Felling Head Felling Head Relief Valve (Line) - Test and Adjust
C13, C15, and C18 Tier 4 Final Engines Connecting Rod
C3.4B Industrial Engine Plate Locations and Film Locations - Engine
C27 and C32 Engines for Caterpillar Built Machines Valve Mechanism
C9.3 Tier 4 Final Engines Piston Cooling Jet
R1600G Load Haul Dump 3176C Engine Supplement Engine, Torque Converter and Updrive Gears - Remove
R1600G Load Haul Dump 3176C Engine Supplement Fan and Fan Guard - Remove and Install
142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122} 142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122}
C9.3 Engines for Caterpillar Built Machines Compression Brake - Remove and Install
C9.3 Engines for Caterpillar Built Machines Rocker Arm and Shaft - Remove and Install
Excessive Wear of the Crankshaft Rear Thrust Washer in Large Off-Highway Trucks{1202} Excessive Wear of the Crankshaft Rear Thrust Washer in Large Off-Highway Trucks{1202}
C13, C15, and C18 Tier 4 Final Engines Electric Starting Motor
C9.3 Tier 4 Final Engines Belt Tensioner - Alternator and Compressor
R1600G Load Haul Dump 3176C Engine Supplement Engine, Torque Converter and Updrive Gears - Install
914G Compact Wheel Loader and IT14G Integrated Toolcarrier Transmission Electronic Control System Emerging Symptom Information
914G Compact Wheel Loader and IT14G Integrated Toolcarrier Transmission Electronic Control System Symptom Troubleshooting
980M Tier 4 and 982M Tier 4 Wheel Loaders Machine Systems Steering Control Valve - Disassemble
980M Tier 4 and 982M Tier 4 Wheel Loaders Machine Systems Steering Control Valve - Assemble
914G Compact Wheel Loader and IT14G Integrated Toolcarrier Transmission Electronic Control System Wiring Harness (Open Circuit) - Test
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.