3408 & 3408B DIESEL TRUCK ENGINE Caterpillar


Flywheel Runout

Usage:

Face Runout (axial eccentricity) of the Flywheel:


Checking Face Runout Of The Flywheel

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

2. Set the dial indicator to read 0.0 mm (.000 in.)

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:

Flywheel without BrakeSaver ... 0.15 mm (.006 in.)

Flywheel with BrakeSaver ... 0.30 mm (.012 in.)

This is the maximum permissible face runout (axial eccentricity) of the flywheel.

Bore Runout (radial eccentricity) of the Flywheel:


Checking Flywheel Bore

1. Install the dial indicator (3) and make an adjustment of the universal attachment (4) so it makes contact as shown.

2. Set the dial indicator to read 0.0 mm (.00 in.)

3. Turn the flywheel and read the indicator every 90°.

4. The difference between the lower and higher measurements taken at all four points must not be more than:

Flywheel without BrakeSaver ... 0.15 mm (.006 in.)

Flywheel with BrakeSaver ... 0.25 mm (.010 in.)

This is the maximum permissible bore runout (radial eccentricity) of the flywheel.


Checking Flywheel Clutch Pilot Bearing Bore

5. Runout (eccentricity) of the bore for the pilot bearing for the flywheel clutch, must not exceed:

Flywheel without BrakeSaver ... 0.13 mm (.005 in.)

Flywheel with BrakeSaver ... 0.25 mm (.010 in.)

Caterpillar Information System:

3408 & 3408B DIESEL TRUCK ENGINE Flywheel Adapter Group (6N9829) (Not For Use With BrakeSaver)
3408 & 3408B DIESEL TRUCK ENGINE Flywheel - For Use With BrakeSaver 9N678 Flywheel Group
3408 & 3408B DIESEL TRUCK ENGINE Flywheel - For Use Without BrakeSaver 9N676 Flywheel Group
3408 & 3408B DIESEL TRUCK ENGINE Flywheel Housing Runout Face Runout (axial eccentricity) of the Flywheel Housing:
3408 & 3408B DIESEL TRUCK ENGINE Flywheel Housing Bore
3408 & 3408B DIESEL TRUCK ENGINE Flywheel Housing
3408 & 3408B DIESEL TRUCK ENGINE Pistons And Rings
3408 & 3408B DIESEL TRUCK ENGINE Connecting Rods
3408 & 3408B DIESEL TRUCK ENGINE Connecting Rod And Main Bearing Journals
3408 & 3408B DIESEL TRUCK ENGINE Crankshaft (4N920 & 7N3410)
3408 & 3408B DIESEL TRUCK ENGINE Crankshaft (1W5010)
3408 & 3408B DIESEL TRUCK ENGINE Cylinder Liner Projection
3408 & 3408B DIESEL TRUCK ENGINE BrakeSaver (9N2125)
3408 & 3408B DIESEL TRUCK ENGINE Brakesaver Control Valve (9N29, 9N3686, 9N3687)
3408 & 3408B DIESEL TRUCK ENGINE Alternators
3408 & 3408B DIESEL TRUCK ENGINE Starter Motors
3408 & 3408B DIESEL TRUCK ENGINE Starter Motor Solenoids
3408 & 3408B DIESEL TRUCK ENGINE Glow Plugs
3408 & 3408B DIESEL TRUCK ENGINE Series Parallel Switches
3408 & 3408B DIESEL TRUCK ENGINE Systems Operation
3408 & 3408B DIESEL TRUCK ENGINE Testing and Adjusting
3408 & 3408B DIESEL TRUCK ENGINE Introduction
3408 & 3408B DIESEL TRUCK ENGINE Troubleshooting Problem List
3408 & 3408B DIESEL TRUCK ENGINE Troubleshooting Problems
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