Thermostat Housing: Service and Repair

Thermostat

Thermostat:

Removal and Installation

1. WARNING: If equipped with fire suppression system, depower the system. For important safety warnings and procedures, refer to Fire Suppression System.

Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding.
2. Remove the 2 bolts and position aside the coolant outlet adapter and hose.
^ To install, tighten to 25 Nm (18 ft. lbs.).
3. Remove the O-ring seal and the coolant thermostat from the intake manifold.
^ Inspect the O-ring seal, install a new seal if necessary.

4. WARNING: If equipped with fire suppression system, repower the system. For important safety warnings and procedures, refer to Fire Suppression System.

To install, reverse the removal procedure. If equipped with fire suppression system, repower the system.
5. Fill and bleed the cooling system.