Service Manual

Coolant Vent Lines ISB, ISBe and QSB (Common Rail [...]
Page 8-26 Section 8 - Cooling System - Group 08
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Install
Install the thermostat housing bracket and mounting
capscrews.
Tighten the capscrews.
Torque Value: 44 N•m [ 32 ft-lb ]
Finishing Steps
• Install the thermostat housing. Refer to Procedure
008-014
• Fill the engine with coolant. Refer to Procedure
008-018
Operate the engine and check for leaks.
Coolant Vent Lines (008-017)
General Information
This procedure applies to the QSB5.9 marine engines
only