Removing The Thermostat Housing

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2006 Volvo S80, 2005 Volvo S80, 2004 Volvo S80, 2003 Volvo S80, and 2002 Volvo S80. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Removing/Installing Thermostat Housing

Courtesy of VOLVO CARS OF NORTH AMERICA.

Remove

the screw for the thermostat housing cable duct.
the screws holding the thermostat housing to the cylinder head.
Lift out the thermostat housing, gasket and cable duct.
the screw holding the inner timing cover to the cylinder head.