Operation CHARM
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Ford
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2008
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F 150 4WD V8-4.6L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Cylinder Head Assembly
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Rocker Arm Assembly
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Testing and Inspection
Rocker Arm Assembly: Testing and Inspection
Roller Follower Inspection
1.
Inspect the roller follower for flat spots or scoring. If any damage is found, inspect the
camshaft
lobes and hydraulic lash adjuster for damage.