Operation and maintenance manual

QSB4.5 and QSB6.7 Flow Diagram, Exhaust System

Section D - System Diagrams Page D-13

With EGR

1 Exhaust gas to manifold

2 Exhaust manifold

3 Exhaust gas to turbocharger

4 Exhaust gas to exhaust gas recirculation (EGR) valve

5 EGR valve

6 Exhaust gas from EGR valve to EGR cooler connection

7 EGR cooler

8 Cooled exhaust gas to EGR connection tube and EGR mixer.

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