Doosan DP222LBF - Cylinder block;head

9. Intake/exhaust system
143
Oil leakage
Leakage from the engine block and the exhaust mani-
fold
Check the engine
Contaminated blowby gas and abnormal oil amount
Check the turbo impeller and the turbo intake
outlet
Large gap of the turbocharger wheel, causing interfer-
ence with the wall
Check if there is any sand or metallic foreign
substance
Damaged turbocharger wheel
Check if there is any sand or metallic foreign
substance
Damaged wheel and shaft of the turbocharger
Check if there is any sand or metallic foreign
substance
Poor rotating force of the turbocharger wheel
Check if there is any sand or metallic foreign
substance
Oil consumption
Poor clamping state Adjust and tighten the clamp
Leakage of coolant from the turbocharger or oil from the
oil hose
Replace the hose and the gasket
Leakage from the engine block and the exhaust mani-
fold
Check the engine
Contaminated blowby gas and abnormal oil amount
Check the turbo impeller and the turbo intake
outlet
Large gap of the turbocharger wheel, causing interfer-
ence with the wall
Check if there is any sand or metallic foreign
substance
Damaged turbocharger wheel
Check if there is any sand or metallic foreign
substance
Damaged wheel and shaft of the turbocharger
Check if there is any sand or metallic foreign
substance
Poor rotating force of the turbocharger wheel
Check if there is any sand or metallic foreign
substance
Phenomenon Causes Troubleshooting