Fuel Injectors & Pumps – Section 6.8 Failed or Blown Spray Tip Failure

Section 6.8
Failed or Blown Spray Tip Failure

For a failed or blown tip failure, see Figure "Failed or Blown Spray Tip Failure" .‪

Click to see this graphic in a separate window

Figure 1. Failed or Blown Spray Tip Failure

COMPLAINT: Black smoke, low horsepower, misfire, erratic running.‪

CAUSE: Handling damage, water in fuel, dropped intake or exhaust valve, fatigue.‪

CORRECTION: Replace unit injector.‪

RECOMMENDATION: If fuel is contaminated with water, check remaining injectors for damage.‪


Unit Fuel Injectors and Unit Pumps Technician's Guide - 7SE500
Generated on 10-13-2008

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