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Home >> Chevrolet >> 1985 >> Chevette 2D Hatchback, 1.8 D >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - Diesel >> Testing >> Injection Nozzle >> Spray Pattern

Spray Pattern

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Check spray pattern by operating handle 1 stroke about every 2 seconds and observe spray pattern. The pattern should be uniform and injected at correct angle for nozzle being tested.

Fig 1: Injection Nozzle Spray Pattern Do not place hands or arms near nozzle during test.
G3334
CAUTION: Pressure gauge should be closed for the test or it may be damaged. Test spray is flammable. Keep vapor away from open flames.