2001 Arctic Cat ATVs factory service and repair manual, Page 405Get this manual
! CAUTION Continued operation of the ATV with high engine temperature may result in engine damage or premature wearNOTE: High engine RPM, low vehicle speed, or heavy load can raise engine emperature Decreasing engine RPM, reducing load, and selecting an appropriate transmission gear can lower the temperatureNOTE: Debris in front of the engine (or packed between the cooling fins of the radiator on the 400 500 cc or packed between the oil cooler cooling fins on the 300 cc) can reduce cooling capabilityUsing hose, pressure-wash the radiator (engine and oil cooler on the 300 cc) to remove any debris preventing air flow to the radiator