Cummins ISX11.9 CM2250 – Service Manual 010-022   Air Inlet Connection

The air inlet connection connects the turbocharger air inlet to the OEM air inlet piping.

Clean the joint and the surrounding area before removal.

Loosen the clamps which hold the air inlet connection to the turbocharger air inlet and the OEM air inlet piping.

Remove the air inlet connection. Be careful not to get any dirt or debris inside the turbocharger.

NOTE: Cap the turbocharger compressor inlet connection and the air inlet connection plumbing with caps from the Air Handling and Vehicle Air Plumbing Clean Care Kits, Part Numbers 4919799 and 4919425 respectively, when the air inlet connection is removed.

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  Use skin and eye protection when handling caustic solutions 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 piping and connections with solvent or hot soapy water.

Dry with compressed air.

Check the piping and connections for cracks, holes, and worn sections.

If any damage is found, replace the damaged components.

Install the air inlet piping and connections.

Tighten the attaching clamps.

Operate the engine and check for leaks.