F 250 2WD Super Duty V8-5.4L VIN 5 (2006)
Flywheel: Testing and Inspection
Flywheel Runout Check
Flywheel Runout Check
Special Tool(s)
1. Push the flywheel forward.
2. Install the special tool against the flywheel face 25 mm (1 inch) from the outer edge of the flywheel. Zero the dial indicator.
3. Turn the flywheel one complete revolution while observing the total indicator runout (TIR). The flywheel TIR must not exceed the specification.
^
If the flywheel TIR does not exceed the specification, proceed to the next step in this procedure to check the ring gear runout.
^
If the flywheel TIR exceeds the specification, remove the flywheel. Check for burrs between the flywheel and the crankshaft mounting flange.
If burrs exist, remove them. Check the crankshaft flange runout.
-
If the crankshaft flange TIR does not exceed specification, and no burrs were found between the flywheel and the crankshaft mounting
flange, install a new flywheel.
-
If the crankshaft flange TIR does not exceed specification, but burrs were removed from between the flywheel and the crankshaft mounting
flange, reinstall the flywheel. Recheck the flywheel runout. If the flywheel TIR exceeds the specification, install a new flywheel.
-
If the crankshaft flange TIR exceeds specification, repair as necessary. Reinstall the flywheel. Recheck the flywheel runout. If the flywheel
TIR exceeds the specification, install a new flywheel.
