Visual inspection of a fuel injector valve, removed during overhaul, shows heat discoloration of the lower end of the valve. This is indicative of __________.
A
valve leakage
B
insufficient valve lift
C
choking of nozzle holes
D
return check valve leakage
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Question 1 / 205eccefa2bacbc34ba4d47856
Question 1 of 205eccefa2bacbc34ba4d47856
Visual inspection of a fuel injector valve, removed during overhaul, shows heat discoloration of the lower end of the valve. This is indicative of __________.
Visual inspection of a fuel injector valve, removed during overhaul, shows heat discoloration of the lower end of the valve. This is indicative of __________.