Crankshaft
曲轴将气缸中的燃烧力转变为有效旋转力矩。 曲轴前端使用减振器来减轻会对发动机造成损坏的扭振（扭曲）。
曲轴驱动位于发动机前端和后端的一组齿轮。 发动机前端的齿轮组驱动机油泵、水套水泵、燃油输油泵和附属驱动装置。
后齿轮总成驱动凸轮轴和附件驱动装置。
曲轴两端使用了油封和耐磨套筒。 3512 曲轴由七个主轴承固定在位。 3516 曲轴由九个主轴承固定在位。 中央主轴承两侧的止推板控制曲轴的端隙。
Caterpillar Information System:
3500E EPA Tier 4 Final and IMO-II/III Switchable Marine Engines Camshaft
631K OEM Power Train Service and Parking Brake - Disassemble
980M and 982M Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems Steering Time - Check
C175-16 and C175-20 Locomotive Engines Fuel Control Valve - Remove and Install
980M and 982M Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems Service Brake System Pressure - Test
980M and 982M Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems Service Brakes - Test
High Dump Bucket Frames and Bucket Assemblies May Crack on Certain K Series and M Series Small Wheel Loaders {0679, 6001, 6104} High Dump Bucket Frames and Bucket Assemblies May Crack on Certain K Series and M Series Small Wheel Loaders {0679, 6001, 6104}
New Engine Software Is Now Used on 950GC Wheel Loaders {1901, 1920, 7490, 7494, 7601, 7603, 7610, 7620} New Engine Software Is Now Used on 950GC Wheel Loaders {1901, 1920, 7490, 7494, 7601, 7603, 7610, 7620}
Instructions for Reworking the Coupler or Bucket on Certain High-lift and Standard Lift Small Wheel Loaders {0679, 6001, 6119, 6129} Instructions for Reworking the Coupler or Bucket on Certain High-lift and Standard Lift Small Wheel Loaders {0679, 6001, 6119, 6129}
C2.4 Tier 4 Final Engines for Caterpillar Built Machines Cylinder Is Noisy
C175-16 and C175-20 Locomotive Engines Fuel and Auxiliary Water Pump Drive - Remove and Install
980M and 982M Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems Location of Components (Fan Hydraulic System)
988K XE Wheel Loader Lifting and Tying Down the Machine
C175-16 and C175-20 Locomotive Engines Fuel Lines - Install - High Pressure
Wear Guidelines for Compact Track Loaders {4180} Wear Guidelines for Compact Track Loaders {4180}
AD55 Underground Articulated Truck Steering System Steering System (Pilot Oil)
631K OEM Power Train Service and Parking Brake - Assemble
C175-16 Locomotive Engine Thermostatic Valve - Inspect
D5R and D6N Track-Type Tractor Machine Systems Bottom Guard - Remove and Install
980L Medium Wheel Loader Power Train, Steering, Braking, Hydraulic, and Machine Systems Variable Pitch Fan System
631K OEM Power Train Bearing Cage (Drive Shaft) - Disassemble
Repair Procedure For Sealing Air Conditioner On Certain D5, D6, D7, and D8 Track-Type Tractors {7309, 7311, 7316, 7320} Repair Procedure For Sealing Air Conditioner On Certain D5, D6, D7, and D8 Track-Type Tractors {7309, 7311, 7316, 7320}
D5R and D6N Track-Type Tractor Engine Supplement Valve Cover - Remove and Install
631K OEM Power Train Bearing Cage (Drive Shaft) - Assemble