2004 Polaris Sportsman 600/700 Service Manual, Page 106Get this manual
BLEEDING PROCEDURE FOR 4-STROKE COOLING SYSTEMS
Use this procedure when unit overheats and no apparent leaks In the cooling system are foundNote: If the coolant level Is LOW in the radiator, or if there are leaks in the system, the coolant system will not draw coolant from the reservoir tank
1Park MacIine on IIat SIJfaceRemove radiator cap and
top off coolantleave the cap off 01 the radiatorStart and k:l1e macIY'te for 5-10 mnutes steam is vi,silje il the radiator
"P2the engine and let cod for few mIDes or urtil "gIug" is seen at the filler neck or there is of the coolant level, indicatflg that coolant has been pUled into the Important Tips: Slowly squeezing the hose after hebend below the filler neck will aid in purging the system of air
Pump the hose using your hand several times as sho wn in
the diagramElevating the rear of the ATV with floor jack (rear tires 4.0, off the ground) also aids the purging of air from