B3.9 and B5.9 Series Engines
Troubleshooting Symptoms Charts
Section TS - Troubleshooting Symptoms
Engine Vibration Excessive (Continued)
Check or repair components if necessary.
Drivetrain components worn or unbalanced
Refer to OEM service manual.
Check the flywheel housing alignment. Refer
lywheel housing is not aligned correctly
to Procedure 016-006.