2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 333Get this manual
Oil Cooler (400)
3Install the hoses onto their respective fittings and secure with the clamps
Liquid Cooling System
(Liquid Cooled Models)
The coolant level should be checked periodicallyTo check the cooling system, see Section 2
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Oil Cooler Assy Oil Cooler Fan Nut Machine Screw Grommet Shoulder Screw Mounting Bracket Nut wWasher Bushing Mounting Bracket Washer Body Screw Clamp Hose Fitting O-Ring Cap Screw Fitting 0741-843
Radiator
REMOVING 1Drain the coolant at the engine2Remove the front rack (see Section 8)3Remove the front bumper and front fender panel (see Section 8)4Remove the upper and lower coolant hoses5Remove the cap screws and nuts securing the radiator to the frame6Disconnect the fan wiring from the main wiring harness; then remove the radiatorfan assembly and account for the grommets and collars7Remove the fanfan shroud assembly from the radiator