NC HT1.0 - Fault Finding; Engine reduced power output (continued)

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Fault Finding
CHART A9—Engine reduced power output (continued)
Cause
Remedy
Exhaust leak at the manifold. Check/correct leaks in the manifold gasket. Look for a cracked
manifold.
Extra injector sealing washer installed under
injector.
Remove extra injector sealing washer.
Inlet & exhaust valve clearances set
incorrectly.
Set the valve clearances to the recommended clearances.
Injection pump timing incorrect. If the pump has recently been removed and replaced the timing
could be incorrect if the correct removal procedures were not
followed.
The timing can only be checked by a FIE specialist using the
correct equipment.
Engine compression low in one or more
cylinders.
Check the engine compression.