When an idle speed balance (ISB) test is run on a DD-Series engine with ACRS and one injector displays a high positive value, which of the following is the likely cause?
A. actuator malfunction
B. restricted nozzle
C. restricted high pressure line to the injector
D. any of the above conditions
Answer: D
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What will be an ideal response?
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Answer the following statement true (T) or false (F)
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