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ISC, ISCe, QSC8.3, ISL, ISLe3, ISLe4 and QSL9 Engines – 200-005   Flow Diagram, Exhaust System

Table of Contents

General Information

General Information

 TOC

SMALL | MEDIUM | LARGE
All Applications Except Marine

  1. Exhaust valve
  2. Exhaust manifold (pulse type)
  3. Dual-entry turbocharger
  4. Turbocharger exhaust outlet.

SMALL | MEDIUM | LARGE
Variable Geometry Turbocharger

  1. Exhaust gas in
  2. Sliding nozzle open
  3. Exhaust gas low velocity flow
  4. Sliding nozzle closed
  5. Exhaust gas high velocity flow

SMALL | MEDIUM | LARGE
Marine Applications

  1. Exhaust valve
  2. Exhaust manifold
  3. Turbocharger turbine housing
  4. Engine exhaust.

SMALL | MEDIUM | LARGE
Flow Through Catalyst (ISLe4)

  1. Exhaust gas in
  2. Urea and air mixture. Injected into the exhaust stream
  3. Exhaust gas outlet.

SMALL | MEDIUM | LARGE
Flow Through Dosing Control Unit (ISLe4)

  1. Air feed line from OEM supply
  2. Inline air filter
  3. Dosing control unit
  4. Air and urea mix to nozzle
  5. Urea supply from tank.
  6. Urea return to tank
Last Modified:  23-Nov-2009
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