Restriction of Air Inlet and Exhaust
如果进气系统有阻力，发动机性能就会降低。 如果排气系统有阻力，发动机的性能也会降低。
空气流过空气滤清器会遇到阻力。 最大进气阻力为
背压是出口弯管的排气压力和大气压力的压力差。 最大排气背压为
Caterpillar Information System:
3512C and 3516C Marine Engines Turbocharger
2012/07/31 New Software Is Used for Certain G3516 Engines with the ADEM 3 Electronic Control Module (ECM) and NO<SUB>x</SUB> Feedback {1901, 1920}
C9.3 Tier 4 Final Engines Fuel Rail Pressure Leakage Is High
C9.3 Tier 4 Final Engines Fuel Rail Pressure Is Low While Cranking
C9.3 Tier 4 Final Engines Fuel Rail Pressure Is Low
C9.3 Tier 4 Final Engines Fuel Injection Pump - Test
Failure of Speed/Timing Sensors on C175-16 Generator Set Engines{1907, 1907} Failure of Speed/Timing Sensors on C175-16 Generator Set Engines{1907, 1907}
C18 Marine Engines Fuel Transfer Pump - Remove and Install
C13, C15, and C18 Tier 4 Final Engines Fuel Filter Is Restricted
325 VM and VH Variable Gauge Undercarriage Final Drive - Assemble
C9.3 Tier 4 Final Engines Injector Solenoid - Test
C32 Marine Engines Electric Starting Motor - Remove and Install
C7.1 Industrial Engine Cooling System
3512C and 3516C Marine Engines Fumes Disposal System
UPS 250, UPS 300, UPS 301, UPS 500, UPS 600, UPS 750 and UPS 900 Uninterruptible Power Supplies Bearing (Earlier) - Replace
UPS 250, UPS 300, UPS 301, UPS 500, UPS 600, UPS 750 and UPS 900 Uninterruptible Power Supplies Bearing (3.5 EVD or Greater) - Replace
UPS 1000Z, UPS 1200Z, UPS500G and UPS600G Uninterruptible Power Supplys Bearing (Earlier) - Replace
301.5, 301.6, 301.7 CR, 301.8 and 302 CR Mini Hydraulic Excavators Lubricant Viscosities
2012/09/27 A New High-Temperature Tee Hose Is Available for Crankcase Breathers on 3500 Machine Engines {1317}
2013/08/21 A New High-Temperature Tee Hose Is Available for Crankcase Breathers on 3500, G3500, 3600, G3600, and C280 Engines {1317}
3516B Engine for the MT4400D Off-Highway Truck Turbocharger
G3500B Engines Crankshaft
G3516C and G3516E Gas Engines Cylinder Block
G3516C and G3516E Gas Engines Cylinder Block