General Information (Fuel System)
供给燃烧用的燃油过多或不足都可能导致燃油系统出现问题。 因此经常会错误地在燃油系统方面找原因，而实际上故障是发生在发动机的某些其他零件上。 找到故障原因并不容易，特别是当烟雾来自排气时。 排气冒烟可能是由于出故障的喷油器造成的。 冒烟也可能是由于以下一个或不只一个原因造成的：
- 良好燃烧所需空气不足
- 高海拔时过载（如适用）
- 机油漏入燃烧室
- 进排气漏气
- 压缩压力不足
Caterpillar Information System:
Troubleshooting Guide for the Rotary Position Sensor for Cat® Grade Control on Certain Series E and Series F Excavators {5736} Troubleshooting Guide for the Rotary Position Sensor for Cat® Grade Control on Certain Series E and Series F Excavators {5736}
C7.1 Marine Propulsion Engine Model View Illustrations
PM620, PM622, PM820, PM822 and PM825 Cold Planer Machine System Fan Pump - Test and Adjust
C12.9 Marine Engines Expansion Tank - Remove and Install
Installation Procedure for Cat® Product Link Generation (PLG6x1) {7606, 7610, 7620} Installation Procedure for Cat® Product Link Generation (PLG6x1) {7606, 7610, 7620}
C12.9 Marine Engines Aftercooler - Remove and Install - Low-Pressure
C9.3 Marine Auxiliary Engines Refill Capacities
C18 Generator Set Engines Engine Oil Pan - Remove and Install
C18 Generator Set Engines Camshaft Bearings - Remove and Install
3512E Tier 4 Final Engines for Land Electric Drilling Cooling Fan Speed - Test
C9.3 Marine Propulsion Engine Overhaul (Major)
C18 Generator Set Engines Camshaft Gear - Remove and Install
C13, C15, and C18 Tier 4 Final Engines Diesel Exhaust Fluid Tank
New Exhaust Gaskets Are Used on Certain 3500 Engines {1059} New Exhaust Gaskets Are Used on Certain 3500 Engines {1059}
C18 Generator Set Engines Cylinder Liner - Remove and Install
C15 Generator Sets Maintenance Interval Schedule - Emergency Standby Power
C15 Generator Sets Maintenance Interval Schedule - Prime
C15 Generator Sets Maintenance Interval Schedule - Standby Generator Sets
Installation and Configuration Procedure for an Autonomous Stop (A-Stop) System {7610, 7620} Installation and Configuration Procedure for an Autonomous Stop (A-Stop) System {7610, 7620}
XQP150 Rental Generator Set Model View Illustrations
C9.3 Marine Engine Fuel Manifold - Remove and Install - Single Wall Rail
3516B Generator Set Engines with Dynamic Gas Blending Electrical Connectors
C18 Generator Set Engines Piston Cooling Jets - Remove and Install
C7.1 Marine Propulsion Engine Engine Crankcase Breather - Clean