Cummins ISX11.9 CM2250 – Service Manual 010-045   Turbocharger Oil Drain Line

WARNING  Batteries can emit explosive gases. To reduce the possibility of personal injury, always ventilate the compartment before servicing the batteries. To reduce the possibility of arcing, remove the negative (-) battery cable first and attach the negative (-) battery cable last.

• Disconnect the batteries. Refer to the OEM service manual.

Remove the turbocharger oil drain line from the turbocharger and discard the gasket.

Pull the turbocharger oil drain line from the cylinder block by hand.

If the grommet seal is attached to the drain tube, remove and inspect the grommet. Replace the grommet, if it is damaged.

Install the grommet into the cylinder block if no damage is found.

WARNING  When using solvents, acids, or alkaline materials for cleaning, follow the manufacturer’s recommendations for use. Wear goggles and protective clothing to reduce the possibility of personal injury.

WARNING  Wear appropriate eye and face protection when using compressed air. Flying debris and dirt can cause personal injury.

Clean the turbocharger oil drain lines with solvent.

Dry the line with compressed air.

Check the turbocharger oil lines for cracks or other damage. Replace if damage is found.

CAUTION  Do not bend or kink hose while tightening. Doing so can possibly damage line.

CAUTION  Check the face of oil supply fitting on engine and on turbocharger to ensure o-ring is in place and is not damaged. A damaged or missing o-ring will result in an oil leak.

Insert the bottom of the drain tube into the grommet seal that is pressed into the cylinder block.

Use a new gasket and install the turbocharger oil drain line to the turbocharger.

Tighten the capscrews

WARNING  Batteries can emit explosive gases. To reduce the possibility of personal injury, always ventilate the compartment before servicing the batteries. To reduce the possibility of arcing, remove the negative (-) battery cable first and attach the negative (-) battery cable last.

• Connect the batteries. Refer to the OEM service manual.
• Operate the engine and check for leaks.