Improper Injector Calibration Setting (DDEC III Engines Only)
To determine if an improper injector calibration setting is causing excessive white smoke, perform the following:
- Check for improper injector calibration setting (DDEC III engine only); refer to "16.3 Improper Injector Calibration Setting (DDEC III Engines Only)" .
- Check for improper injector setting repair; refer to "16.3.1 Improper Injector Setting Repair" .
- Verify injector setting repair; refer to "23.4.1 Test Engine with Corrected Injector Setting" .
Test Engine with Corrected Injector Setting
Perform the following to determine if injector setting repair resolved excessive white smoke:
- Start and run the engine.
- Run the engine at idle with a no-load for approximately 5 minutes, allowing the engine coolant to reach normal operating range.
- Visually inspect exhaust for excessive white smoke.
- If the engine exhaust emission appears normal, no further troubleshooting is required. Shut the engine down.
- If the engine exhaust emission is excessively white, shut the engine down. Check for improper valve clearance or injector height, worn or damaged camshaft lobes and rollers; refer to "23.5 Improper Valve Clearance or Injector Height, Worn or Damaged Camshaft Lobes and Rollers" .
|Series 50 Service Manual - 6SE50|
|Generated on 10-13-2008|