Check as follows:
- Remove the exhaust pipe from the turbine outlet and remove the air intake pipe from the compressor inlet.
- Visually inspect the turbine and compressor wheels for missing blades or blade damage.
- Inspect the turbine and compressor wheels for heavy deposits of dirt, coke or carbon.
- Using a flashlight, check the wheels and housings for signs of rubbing.
- Rotate the turbine wheel to check for freedom of movement.
- Replace the turbocharger if there is any visible damage. Refer to "4.2 Turbocharger"
in the “Air Intake System” chapter of the EPA07 DD15 Workshop Manual
- Remove defective turbocharger from the engine.
- Tag removed turbocharger for remanufacture.
- Install a new turbocharger to the engine.
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area. Engine exhaust is toxic.
- Start the engine.
- Run the engine speed to full load.
- Visually inspect the exhaust for excessive smoke.
- If the engine exhaust emission appears normal, no further troubleshooting is required. Shut down the engine.
- If the engine exhaust emission is excessive, shut down the engine. Call Detroit Diesel Customer Support Center (313-592-5800).
|EPA07 DD15 Troubleshooting Guide - DDC-SVC-MAN-0029|
|Generated on 10-13-2008|