Service Manual

ISB, ISBe and QSB (Common Rail [...] Exhaust Restriction
Section 11 - Exhaust System - Group 11 Page 11-9
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Finishing Steps
WARNING
Coolant is toxic. Keep away from children and pets. If
not reused, dispose of in accordance with local
environmental regulations.
• Install the coolant vent lines. Refer to Procedure
008-017
NOTE: If the turbocharger and exhaust manifold were
removed as an assembly, then continue on with the
following steps. If not, Refer to Procedure 011-008 to
install the turbocharger.
• Install the turbocharger oil supply line to the
turbocharger. Refer to Procedure 010-046
• Install the turbocharger oil drain line to the
turbocharger. Refer to Procedure 010-045
• Install the turbocharger coolant hoses. Refer to
Procedure 010-041
• Install the air crossover to the turbocharger. Refer to
Procedure 010-019
• Install the closed crankcase system. Refer to
Procedure 003-020
• Install the coolant heat exchanger. Refer to Procedure
008-053
• Install the coolant expansion tank. Refer to Procedure
008-052
• Install the exhaust outlet connection. Refer to
Procedure 011-017
• Fill the engine with coolant. Refer to Procedure
008-018
• Open the sea water supply valve(s).
Operate the engine and check for leaks.
Exhaust Restriction (011-009)
Measure
Install pressure gauge, Part Number ST-1273, to a
pressure tap in the exhaust pipe. Install the gauge within 1
pipe diameter of the turbocharger outlet. Install the guage
to the exhaust outlet connection test port on Marine
applications.
Operate the engine at rated speed and load. Record the
exhaust back pressure.
Exhaust Restriction
mm Hg in H
2
O
75 MAX 40