2002/09/01 Caterpillar


The Torque and the Number of Bolts for Mounting the Flywheel to the Crankshaft has Changed {1202}

Usage:

3056 1ML
Industrial Engines:
3056 (S/N: 1ML1-UP; 7MS1-UP)

Description of Change: The torque for the bolts that fasten the flywheel to the crankshaft flange has changed.

Adaptable To: The torque for the bolts has changed to 120 N·m (89 lb ft). The change in torque is for all of the 3056 (S/N: 1ML1-UP; 7MS1-UP) Industrial Engines.




Illustration 1g00916129

(1) Unthreaded holes in crankshaft flange

The number of flywheel bolts has changed from 12 bolts to 10 bolts. The two holes (1) that are shown in Illustration 1 are not threaded. This change is effective with the 3056 (S/N: 1ML3237-UP; 7MS1713-UP) Industrial Engines.

Caterpillar Information System:

Cat Gas Engine Lubricant, Fuel, and Coolant Recommendations Bio-Gas
PMG3516 Power Module Methane Gas Detector
C15 and C18 Engines for Caterpillar Built Machines Fan Drive
3054E Industrial Engine Turbocharger
C15 and C18 Petroleum Generator Sets Generator Set Vibration - Test/Record
3054E Industrial Engine Engine Oil Filter
PMG3516 Power Module Makeup Oil Tank - Fill
PMG3516 Power Module Engine Oil - Change
C15 and C18 Engines for Caterpillar Built Machines Vibration Damper
2002/08/01 A New Turbocharger Group Includes An Improved Turbine Housing {1052}
PMG3516 Power Module Engine Oil Filter - Change
3054E Industrial Engine Water Pump
C-10, C-12 and C-15 On-highway Engines Engine Speed/Timing Sensor - Calibrate
Cat Gas Engine Lubricant, Fuel, and Coolant Recommendations Fuel Filtration
Cat Gas Engine Lubricant, Fuel, and Coolant Recommendations Propane
Cat Gas Engine Lubricant, Fuel, and Coolant Recommendations Hydrogen Sulfide Effects on Engine Maintenance Costs
3500 and 3500B High Displacement Engines for Caterpillar Built Machines Engine Trunnion - Remove and Install
3500 and 3500B High Displacement Engines for Caterpillar Built Machines Engine Oil Pump - Remove
C-15, C-16, and C-18 Truck Engines Engine Design
C-15, C-16, and C-18 Truck Engines Engine Design
3500 and 3500B High Displacement Engines for Caterpillar Built Machines Engine Oil Pump - Install
PMG3516 Power Module General Maintenance Information
3500 and 3500B High Displacement Engines for Caterpillar Built Machines Auxiliary Water Pump - Remove
3176C Industrial Engine Summary of Revisions
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.