2008 Arctic Cat 366 ATV Service Manual, Page 6Get this manual
FILLING GAS TANK
1Clean the seat cushion (cover and base) with damp cloth and allow it to dry2Clean the ATV thoroughly by washing dirt, oil, grass, and other foreign matter from the entire ATVAllow the ATV to dry thoroughlyDO NOT get water into any part of the engine or air intake3Either drain the gas tank or add Fuel Stabilizer to the gas in the gas tankRemove the air filter housing cover and air filterStart the engine and allow it to idle; then using Arctic Cat Engine Storage Preserver, rapidly inject the preserver into the air filter opening for period of 10 to 20 seconds; then stop the engineInstall the air filter and housing cover
! WARNING
Always fill the gas tank in well-ventilated areaNever add fuel to the ATV gas tank near any open flames or with the engine runningDO NOT SMOKE while filling the gas tank
! CAUTION
If the interior of the air filter housing is dirty, clean the area before starting the engine
4Drain the carburetor float chamberATV0049B