2006 Arctic Cat DVX 400 Service Manual, Page 29Get this manual
Coolant The cooling system capacity is approximately 1.2 (1.3 U.Sqt)The cooling system should be inspected daily for leakage and damageAlso, the coolant level should be checked periodicallyWhen filling the cooling system, use premixed Arctic Cat Antifreeze (pn 0638-395)While the cooling system is being filled, air pockets may develop; therefore, run the engine for five minutes after the initial fill, shut the engine off, and then fill the cooling system to the bottom of the stand pipe in the radiator neck (1)Make sure the coolant level in the overflow tank is between the upper and lower marks
Drive Chain
INSPECTING
To properly check the drive chain for defects, support the ATV with jack or suitable block under the swing arm allowing the rear wheels to turn freelyWith the transmission in neutral, slowly rotate the wheels and inspect the drive chain for the following items: 1Loose Pins 2Damaged Rollers 3Dry or Rusted Links 4Kinked or Binding Links 5Excessive Wear 6Improper Adjustment 7Missing O-Ring Seals