TM 5-2410-241-23-1
0023
INSPECTING VIBRATION DAMPER
00023
1. Remove front engine bottom guard (WP 0199).
C AU T I O N
Never turn the engine by the crankshaft vibration damper. The crankshaft vibration
damper is a precision part. Major engine failure may be caused by damage to the
crankshaft vibration damper.
2. Inspect crankshaft damper (Figure 4, Item 1) for dents, bends, cracks or damage.
a. If crankshaft damper is dented, bent, cracked, or damaged, replace crankshaft damper (WP 0080).
b. If crankshaft damper is OK, proceed to step 3.
3. Using hands, inspect crankshaft damper (Figure 4, Item 1) for looseness or movement from pulley (Figure 4,
Item 2), loose or missing bolts, or damage to pulley.
a. If bolts are loose or missing, tighten or replace (WP 0080).
b. If pulley is damaged, replace as necessary (WP 0080).
c.
If crankshaft damper has movement, replace crankshaft damper (WP 0080).
d. If all crankshaft damper components are OK, return to troubleshooting.
.
Figure 4. Vibration Damper.
0023
END OF TASK
