TM 5-2410-240-23-1
0024
CYLINDER HEAD - INSPECT
0024
1. Remove cylinder head from engine (WP 0103).
2. Inspect cylinder head (Figure 8) for signs of combustion gas or Class III coolant leakage.
3. Clean and inspect cylinder head (WP 0282).
4. Use a straightedge and feeler gauge to test cylinder head for flatness.
a. Measure from side to side (A). Maximum permissible distortion is 0.0012 in. (0.03 mm).
b. Measure from end to end (B). Maximum permissible distortion is 0.0020 in. (0.05 mm).
c.
Measure from corner to corner (C). Maximum permissible distortion is 0.0020 in. (0.05 mm).
Figure 8. Cylinder Head Flatness Test.
0024
END OF TASK
MANUALLY ROTATE CRANKSHAFT
0024
With assistance, install pipe chain wrench on vibration damper. Rotate crankshaft clockwise.
END OF TASK
END OF WORK PACKAGE
0024-9/(10 blank)