2003 Bombardier Outlander 400 Factory Service Manual, Page 89Get this manual
Section 03 ENGINE Subsection 05 (COOLING SYSTEM)
With vehicle on flat surface, engine cold, refill radiator no13When the coolant comes out by the thermostat housing hole, install the bleeding screw and remove the hose pincherInstall the pressure capNOTE: Do not forget gasket ring when bleeding screw is installedTorque bleeding screw to Nm (44 lbfin)THERMOSTAT
The thermostat is single action type
Removal
NOTE: The thermostat is located on the top of cylinder head, on intake sideInstall hose pincher on both radiator hosesRemove: bleeding screw on thermostat cover thermostat housing screws and pull thermostat cover