Compression
发动机运行不平稳的原因可能是气门有泄漏， 也可能是气门需要调整。 需拆下缸盖并检查气门和气门座，才能发现细小的缺陷。 这些问题通常在修理发动机时解决。
Caterpillar Information System:
On-Highway Engines Electronic PTO Installation and Application Guide General Information
SR500 Generators Bearing Temperature - Measure/Record
3618 Engine Cylinder Head - Assemble
3524B Engines for 797 and 797B Off-Highway Trucks Measuring Exhaust Temperature
3524B Engines for 797 and 797B Off-Highway Trucks Measuring Inlet Manifold Pressure
Customer Communication Module (CCM) for Diesel Engines General Specifications for Wire and Cable
3126B Marine Engine Auxiliary Water Pump - Assemble
3508B Engine for Caterpillar Built Machines Restriction of Air Inlet and Exhaust
Customer Communication Module (CCM) for Diesel Engines General Operation
Customer Communication Module (CCM) for Diesel Engines Model View Illustrations
Customer Communication Module (CCM) for Diesel Engines Specifications
3618 Engine Cylinder Head - Disassemble
Customer Communication Module (CCM) for Diesel Engines Communication Protocol for Customized Systems
SR500 Generators Generator Description
3524B Engines for 797 and 797B Off-Highway Trucks Valve Lash and Valve Bridge Adjustment
3126B Engine for Caterpillar Built Machines Coolant Temperature Is Too High
3126B Marine Engine Electric Starting Motor - Remove and Install
SR500 Generators Rotating Rectifier - Test
3500B and 3500B High Displacement Generator Set Engines Engine Oil Pressure - Test
Electronic Modular Control Panel II+ (EMCP II+) for EUI Engines Indicator for Engine Overspeed - Troubleshoot
Electronic Modular Control Panel II+ (EMCP II+) for EUI Engines Troubleshooting Undiagnosed Problems
G3304 and G3306 Engines Exhaust Elbow
G3300 Engines Reference Information
3508B Engine for Caterpillar Built Machines Engine Oil Pressure is Low