C4.4 and C6.6 Engines for Caterpillar Built Machines Caterpillar


Mechanical Noise (Knock) in Engine

Usage:

CS-56B 437

可能原因

  • 附属设备

  • 配气机构部件

  • 活塞

  • 连杆和主轴承

建议的措施

附属设备

  1. 隔离噪音源。 拆下可能有故障的发动机附件。 检查可能有故障的发动机附件。 如果发现任何缺陷,请修理和/或更换发动机附件。

  2. 如果机械噪音依然很明显,请参阅"配气机构部件"。

配气机构部件

  1. 拆下气门机构盖。 检查下列部件有无损坏:凸轮轴, 气门弹簧, 挺杆, 推杆 和 气门桥。 彻底清洁配气机构部件。 如果更换凸轮轴,则也应更换气门挺杆。 确保所有气门都能自由运动。 更换所有损坏的零件。

  2. 如果机械噪音依然很明显,请参阅"活塞"。

活塞

  1. 检查活塞有无损坏和磨损。 更换所有损坏的零件。

  2. 如果机械噪声仍然很明显,请参阅"连杆和主轴承"。

连杆和主轴承

检查连接杆和主轴承。 此外,请检查曲轴轴承表面(轴颈) 更换所有损坏的零件。

如果故障仍然很明显,请参阅故障排除, "气缸噪音"。

Caterpillar Information System:

C4.4 and C6.6 Industrial Engines and Engines for Caterpillar Built Machines Low Power/Poor or No Response to Throttle
C4.4 and C6.6 Engines for Caterpillar Built Machines Low Engine Oil Pressure
C4.4 and C6.6 Engines for Caterpillar Built Machines Intermittent Low Power or Power Cutout
C4.4 and C6.6 Engines for Caterpillar Built Machines Intermittent Engine Shutdown
C4.4 and C6.6 Industrial Engines and Engines for Caterpillar Built Machines Intake Air Temperature Is Too High
C4.4 and C6.6 Engines for Caterpillar Built Machines Excessive White Smoke
C4.4 and C6.6 Engines for Caterpillar Built Machines Excessive Valve Lash
C4.4 and C6.6 Engines for Caterpillar Built Machines Excessive Engine Oil Consumption
C4.4 and C6.6 Engines for Caterpillar Built Machines Excessive Black Smoke
C4.4 and C6.6 Engines for Caterpillar Built Machines Engine Will Not Crank
C4.4 and C6.6 Engines for Caterpillar Built Machines Engine Vibration
C4.4 and C6.6 Engines for Caterpillar Built Machines Engine Stalls at Low RPM
C4.4 and C6.6 Engines for Caterpillar Built Machines Noise Coming from Cylinder
C4.4 and C6.6 Industrial Engines and Engines for Caterpillar Built Machines System Overview
C4.4 and C6.6 Industrial Engines and Engines for Caterpillar Built Machines Glossary
C4.4 and C6.6 Industrial Engines and Engines for Caterpillar Built Machines Indicator Lamps
C4.4 and C6.6 Engines for Caterpillar Built Machines Replacing the ECM
C4.4 and C6.6 Engines for Caterpillar Built Machines Self-Diagnostics
C4.4 and C6.6 Industrial Engines and Engines for Caterpillar Built Machines Engine Wiring Information
C4.4 and C6.6 Engines for Caterpillar Built Machines Flash Programming
C13, C15, and C18 Generator Set Engines Valve Mechanism Cover
C-10 Petroleum Engine Crankshaft Rear Seal - Install
C-10 Petroleum Engine Crankshaft Rear Seal Carrier - Remove and Install
C15 On-Highway Engine Vibration Damper and Pulley
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.