2005 Polaris Sportsman 700/800 EFI Service Manual, Page 69Get this manual
COOLING SYSTEM SPECIFICATIONS
Condition Hot Light On Fan Off Fan On System Capacity Radiator Cap Relief Pressure Recommended Coolant Use only high quality antifreezecoolant mixed with distilled water in 5050 or 6040 ratio, depending on freeze protection required in your areaCAUTION: Using tap water in the cooling system will lead to buildup of deposits which may restrict coolant flow and reduce heat dissipation, resulting in possible engine damagePolaris Premium 6040 AntifreezeCoolant is recommended for use in all cooling systems and comes pre-mixed, ready to useFLOW ApproxReading (Min-Max) 178 296 236 190 316 251 Temperature 215 (102 C) 180 (82 C) 195 (91 C)
COOLING SYSTEM
WARNING
Never remove radiator cap when engine is warm or hotThe cooling system is under pressure and serious burns may resultAllow the engine and cooling system to cool before servicing1Remove front cover2Remove recovery bottle hose from coolant filler neck3Connect Mity Vact (PN 2870975) to the filler neck nipple and pressurize system to 10 psiThe system must retain 10 psi for five minutes or longerIf pressure loss is evident within five minutes, check the radiator, hoses, clamps and water pump seals for leakageRadiator Cap Pressure Test 1Remove radiator cap and test cap using commercially available cap tester2The radiator cap relief pressure is 13 lbsReplace cap if it does not meet this specificationUpper Engine Hose Filler Neck AssySurge Tank