2006 Arctic Cat DVX 400 Service Manual, Page 90Get this manual

2006 Arctic Cat DVX 400 Service Manual, Page 90

CThe thermostat should start to open at 75C (167F)DIf the thermostat does not open, it must be replaced3Inspect all coolant
hose onto the thermostat housing; then secure with the hose clamp3Fill the cooling system (1.2 or 1.3 U.Sqt) with antifreezeCheck
for leakageSP295 2Disconnect the rear brake switch spring and brake pedal spring; then remove the master cylinder mounting
bolts REMOVING 1Remove the cooling fan assembly from the radiatorINSTALLING 1Position the fan assembly on the radiator; then
secure with existing hardware Servicing Water Pump KEY 1Water Pump Housing Assembly 2Gasket 3Cap Screw 4Screw 5Pin 6O-Ring