3408 VEHICULAR ENGINE Caterpillar

1. Install the dial indicator as shown. Put a force on the flywheel toward the rear.

2. Set the dial indicator to read .000 in. (0.00 mm).

3. Turn the flywheel and read the indicator every 90°. Put a force on the flywheel to the rear before each reading.

4. The difference between the lower and higher measurements taken at all four points must not be more than .017 in. (0.43 mm), which is the maximum permissible face runout (axial eccentricity) of the flywheel.

CHECKING FACE RUNOUT OF THE FLYWHEEL (TYPICAL EXAMPLE)